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Results for "

weeds

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Acetolactate Synthase (ALS) (10) Acetyl-CoA Carboxylase (5) Androgen Receptor (3) Apoptosis (6) Bcl-2 Family (1) Biochemical Assay Reagents (2) Caspase (1) DNA/RNA Synthesis (8) Endogenous Metabolite (10) Fungal (3) Herbicide (83) HPPD (4) Isotope-Labeled Compounds (21) Protoporphyrinogen IX oxidase (6) Reactive Oxygen Species (6) SOD (1)
By Research Areas:	Cancer (1) Endocrinology (3) Infection (6) Metabolic Disease (13)

163

Inhibitors & Agonists

Biochemical Assay Reagents

Natural
Products

Isotope-Labeled Compounds

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-118742

Benzobicyclon	HPPD	Others
Benzobicyclon is a 4-HPPD inhibitor and herbicide that reacts with water to form a hydrolysate of the active herbicide benzobicycline, causing bleaching and death of weeds. Benzobicyclon is effective against grass, sedge and broadleaf weeds. Benzobicyclon effectively targets sulfonylurea herbicide-resistant biotypes as well as wild-type weeds .

HY-W020020

Thifensulfuron-methyl	Herbicide	Others
Thifensulfuron-methyl is a sulfonylurea herbicide and mainly used for control of broadleaved weeds in wheat, corn, and soybean fields .

HY-126922

Pyraflufen-ethyl	Herbicide	Others
Pyraflufen-ethyl is a phenylpyrazole herbicide for control of annual and perennial broadleaf weeds .

HY-B0870

Bensulfuron-methyl	Herbicide	Others
Bensulfuron-methyl is a kind of sulfonylurea herbicide widely used to control broad-leaf weeds in rice paddies .

HY-116706

Lenacil	Herbicide	Others
Lenacil is a selective uracil substituted herbicide used for control of both annual grasses, broad leafed weeds and some perennial weeds in sugarcane, apples, alfalfa, peaches, peacans, peppermints (Mentha piperita) and sugar beets. Lenacil can inhibit photosynthesis .

HY-118742R

Benzobicyclon (Standard)	HPPD	Others
Benzobicyclon (Standard) is the analytical standard of Benzobicyclon. This product is intended for research and analytical applications. Benzobicyclon is a 4-HPPD inhibitor and herbicide that reacts with water to form a hydrolysate of the active herbicide benzobicycline, causing bleaching and death of weeds. Benzobicyclon is effective against grass, sedge and broadleaf weeds. Benzobicyclon effectively targets sulfonylurea herbicide-resistant biotypes as well as wild-type weeds .

HY-126176

Cloransulam-methyl	Acetolactate Synthase (ALS)	Others
Cloransulam-methyl is a triazolopyrimidine sulfonanilide herbicide. Cloransulam-methyl can be used to control broadleaf weeds in soybean by acetolactate synthase (ALS) inhibition .

HY-W020020R

Thifensulfuron-methyl (Standard)	Herbicide	Others
Thifensulfuron-methyl (Standard) is the analytical standard of Thifensulfuron-methyl. This product is intended for research and analytical applications. Thifensulfuron-methyl is a sulfonylurea herbicide and mainly used for control of broadleaved weeds in wheat, corn, and soybean fields .

HY-126922R

Pyraflufen-ethyl (Standard)	Herbicide	Others
Pyraflufen-ethyl (Standard) is the analytical standard of Pyraflufen-ethyl. This product is intended for research and analytical applications. Pyraflufen-ethyl is a phenylpyrazole herbicide for control of annual and perennial broadleaf weeds .

HY-121220

Carbetamide Legurame	Herbicide	Others
Carbetamide (Legurame) is a soil active herbicide which controls annual grasses and suppresses some broadleaf weeds in a range of dicotyledonous crops .

HY-B1859

Isoproturon	Herbicide	Others
Isoproturon belongs to the phenylurea herbicide family and is a systemic and selective herbicide. Isoproturon is widely applied for killing weeds in farmland, which can be used in the control of annual grasses and broad-leaved weeds in spring and winter wheat, winter rye and spring and winter barley .

HY-B0870R

Bensulfuron-methyl (Standard)	Herbicide	Others
Bensulfuron-methyl (Standard) is the analytical standard of Bensulfuron-methyl. This product is intended for research and analytical applications. Bensulfuron-methyl is a kind of sulfonylurea herbicide widely used to control broad-leaf weeds in rice paddies .

HY-162337

PPO-IN-8	Protoporphyrinogen IX oxidase	Others
PPO-IN-8 (Compound D4) is a phenyltriazolinone PPO inhibitor with an *IC₅₀ of 33 μg/L. PPO-IN-8 is a herbicide with a wide herbicidal spectrum and has good growth inhibition effect on dicotyledonous weeds* .**

HY-B0869A

Bispyribac sodium	Acetolactate Synthase (ALS)	Others
Bispyribac sodium is a selective, systemic and post emergent herbicide used to eradicate grasses and broad leaf weeds. Bispyribac sodium is also an acetolactate synthase (ALS or known as AHAS) inhibitor .

HY-161951

PPO-IN-15	Protoporphyrinogen IX oxidase Others	Others
PPO-IN-15 (compound (R)-I-5) is a protoporphyrinogen IX oxidase (PPO) inhibitor that is effective against resistant weeds and safer in wheat and rice .

HY-116706R

Lenacil (Standard)	Herbicide	Others
Lenacil (Standard) is the analytical standard of Lenacil. This product is intended for research and analytical applications. Lenacil is a selective uracil substituted herbicide used for control of both annual grasses, broad leafed weeds and some perennial weeds in sugarcane, apples, alfalfa, peaches, peacans, peppermints (Mentha piperita) and sugar beets. Lenacil can inhibit photosynthesis .

HY-B1859R

Isoproturon (Standard)	Herbicide	Others
Isoproturon (Standard) is the analytical standard of Isoproturon. This product is intended for research and analytical applications. Isoproturon belongs to the phenylurea herbicide family and is a systemic and selective herbicide. Isoproturon is widely applied for killing weeds in farmland, which can be used in the control of annual grasses and broad-leaved weeds in spring and winter wheat, winter rye and spring and winter barley .

HY-126176R

Cloransulam-methyl (Standard)	Acetolactate Synthase (ALS)	Others
Cloransulam-methyl (Standard) is the analytical standard of Cloransulam-methyl. This product is intended for research and analytical applications. Cloransulam-methyl is a triazolopyrimidine sulfonanilide herbicide. Cloransulam-methyl can be used to control broadleaf weeds in soybean by acetolactate synthase (ALS) inhibition .

HY-N7091

Atrazine 1 Publications Verification	Herbicide	Metabolic Disease Cancer
Atrazine, a triazine herbicide, is principally used for control of certain annual broadleaf and grass weeds. Atrazine inhibits photophosphorylation but typically does not result in lethality or permanent cell damage in the short term .

HY-B1842

Fluroxypyr	Herbicide	Others
Fluroxypyr is an auxin herbicide to control annual or perennial weeds. Fluroxypyr icauses auxin overdose or excessive endogenous auxin concentrations, thereby resulting in an imbalance of auxin homeostasis and interaction with other hormones in tissues .

HY-122984

Diquat dibromide	Herbicide	Others
Diquat dibromide is a comprehensive herbicide commonly used in the cultivation of cotton, soybeans, and other crops to combat unwanted weeds. Diquat dibromide has an IC₅₀ of 60 mg/L in the Allium root growth inhibition test .

HY-121220R

Carbetamide (Standard)	Herbicide	Others
Carbetamide (Standard) is the analytical standard of Carbetamide. This product is intended for research and analytical applications. Carbetamide (Legurame) is a soil active herbicide which controls annual grasses and suppresses some broadleaf weeds in a range of dicotyledonous crops .

HY-B0868

2,4-D isooctyl ester	Herbicide	Others
2,4-D isooctyl esteris is a selective herbicide of chlorophenoxy compound with higher boiling point, low volatility, and low drift, which is used to control broadleaf weeds in a variety of settings from crops, lawns, to forests .

HY-B0869AR

Bispyribac (sodium) (Standard)	Acetolactate Synthase (ALS)	Others
Bispyribac (sodium) (Standard) is the analytical standard of Bispyribac (sodium). This product is intended for research and analytical applications. Bispyribac sodium is a selective, systemic and post emergent herbicide used to eradicate grasses and broad leaf weeds. Bispyribac sodium is also an acetolactate synthase (ALS or known as AHAS) inhibitor .

HY-148968

Metham sodium Carbathion	Fungal	Infection
Metham sodium (Carbathion) is a broad-spectrum soil microbial suppressant. Metham sodium controls soil-borne pests and weeds. Metham sodium inhibits weed seeds, plant-parasitic nematodes, plant pathogenic fungi and soil insects .

HY-B1842R

Fluroxypyr (Standard)	Herbicide	Others
Fluroxypyr (Standard) is the analytical standard of Fluroxypyr. This product is intended for research and analytical applications. Fluroxypyr is an auxin herbicide to control annual or perennial weeds. Fluroxypyr icauses auxin overdose or excessive endogenous auxin concentrations, thereby resulting in an imbalance of auxin homeostasis and interaction with other hormones in tissues .

HY-122984R

Diquat (dibromide) (Standard)	Herbicide	Others
Diquat (dibromide) (Standard) is the analytical standard of Diquat (dibromide). This product is intended for research and analytical applications. Diquat dibromide is a comprehensive herbicide commonly used in the cultivation of cotton, soybeans, and other crops to combat unwanted weeds. Diquat dibromide has an IC50 of 60 mg/L in the Allium root growth inhibition test .

HY-116489

Pyribenzoxim LGC-40863	Herbicide	Others
Pyribenzoxim (LGC-40863) is a broad-spectrum herbicide. Pyribenzoxim has a higher safety level in bentgrass and a stronger herbicidal activity on grass weeds .

HY-B0867

2,4-D Butyl ester	Herbicide	Others
2,4-D Butyl ester is an organic phenoxy herbicide and used to control woody broad-leaf weeds. 2,4-D butyl ester produces its herbicidal effect by mimicking natural plant growth hormones causing plants to grow too rapidly to survive .

HY-119176

Oxyfluorfen	Herbicide	Others
Oxyfluorfen is a pre- and post-emergence diphenyl ether herbicide to control annual broad-leaved and grass weeds. Oxyfluorfen is a protoporphyrinogen oxidase inhibitor and inhibits photosynthesis by blocking chlorophyll synthesis .

HY-B1869

Metsulfuron-methyl	Herbicide	Others
Metsulfuron-methyl is a systemic sulfonylurea herbicide that has been widely used to control broadleaf weeds and annual grasses in rice, corn, wheat, and barley. Metsulfuron-methyl exhibits high herbicidal activity and low mammalian toxicity, with an LD₅₀ for rats exceeding 5000 mg/kg .

HY-116954

Metribuzin	DNA/RNA Synthesis	Others
Metribuzin is a low-cost non-selective herbicide that belongs to the chemical class of triazinones. Metribuzin hinders DNA synthesis in treated plants and acts on photosystem II, ultimately inhibiting photosynthesis. Metribuzin provides good control of important annual grass and broad-leaf weeds .

HY-144900

Topramezone	Reactive Oxygen Species	Others
Topramezone is a potent 4-hydroxyphenylpyruvate dioxygenase (4-HPPD) inhibitor. Topramezone is a herbicide, used for the post-emergence control of broadleaf and grass weeds in corn .

HY-119176R

Oxyfluorfen (Standard)	Herbicide	Others
Oxyfluorfen (Standard) is the analytical standard of Oxyfluorfen. This product is intended for research and analytical applications. Oxyfluorfen is a pre- and post-emergence diphenyl ether herbicide to control annual broad-leaved and grass weeds. Oxyfluorfen is a protoporphyrinogen oxidase inhibitor and inhibits photosynthesis by blocking chlorophyll synthesis .

HY-155135

HPPD-IN-1	HPPD	Others
HPPD-IN-1 (compound II-3) is a HPPD inhibitor. HPPD-IN-1 shows inhibitory activity of Arabidopsis thaliana HPPD (AtHPPD) with an IC₅₀ value of 0.248 μM, which was superior to that of mesotrione (HY-12853) (0.283 μM) in vitro. HPPD-IN-1 shows excellent herbicidal activity against broadleaf and monocotyledonous weeds .

HY-B0867R

2,4-D Butyl ester (Standard)	Others	Others
2,4-D Butyl ester (Standard) is the analytical standard of 2,4-D Butyl ester. This product is intended for research and analytical applications. 2,4-D Butyl ester is an organic phenoxy herbicide and used to control woody broad-leaf weeds. 2,4-D butyl ester produces its herbicidal effect by mimicking natural plant growth hormones causing plants to grow too rapidly to survive .

HY-B1869R

Metsulfuron-methyl (Standard)	Herbicide	Others
Metsulfuron-methyl (Standard) is the analytical standard of Metsulfuron-methyl. This product is intended for research and analytical applications. Metsulfuron-methyl is a systemic sulfonylurea herbicide that has been widely used to control broadleaf weeds and annual grasses in rice, corn, wheat, and barley. Metsulfuron-methyl exhibits high herbicidal activity and low mammalian toxicity, with an LD50 for rats exceeding 5000 mg/kg .

HY-116954R

Metribuzin (Standard)	DNA/RNA Synthesis	Others
Metribuzin (Standard) is the analytical standard of Metribuzin. This product is intended for research and analytical applications. Metribuzin is a low-cost non-selective herbicide that belongs to the chemical class of triazinones. Metribuzin hinders DNA synthesis in treated plants and acts on photosystem II, ultimately inhibiting photosynthesis. Metribuzin provides good control of important annual grass and broad-leaf weeds .

HY-144900R

Topramezone (Standard)	Reactive Oxygen Species	Others
Topramezone (Standard) is the analytical standard of Topramezone. This product is intended for research and analytical applications. Topramezone is a potent 4-hydroxyphenylpyruvate dioxygenase (4-HPPD) inhibitor. Topramezone is a herbicide, used for the post-emergence control of broadleaf and grass weeds in corn .

HY-B0862

Pendimethalin	Apoptosis SOD Caspase Bcl-2 Family	Others
Pendimethalin is an orally active herbicide that controls annual grasses and certain broadleaf weeds. Pendimethalin induces Apoptotic cell death through activating ER stress-mediated mitochondrial dysfunction in human umbilical vein endothelial cells .

HY-W040206S

Diflufenican-d3	Isotope-Labeled Compounds	Others
Diflufenican-d₃ is the deuterium labeled Diflufenican[1]. Diflufenican is a contact, selective herbicide used to specifically control some broad leaved weeds[2].

HY-133085S

Rimsulfuron-d6 DPX-E9636-d₆	Isotope-Labeled Compounds	Others
Rimsulfuron-d₆ is deuterium labeled Rimsulfuron. Rimsulfuron (DPX-E9636) is a sulfonylurea herbicide for postemergence use in maize to control grasses and some broadleaf weeds[1][2].

HY-B2024

Cloquintocet-mexyl	Herbicide	Others
Cloquintocet-mexyl is a herbicide that controls annual grass weeds.

HY-136377

Fluoroglycofen	Herbicide	Others
Fluoroglycofen is a herbicide used in vineyards to eradicate weeds .

HY-17515

Ipfencarbazone	Herbicide	Others
Ipfencarbazone is a herbicide used to control weeds such as water grass in rice.

HY-114769

Beflubutamid UBH 820	Herbicide	Others
Beflubutamid is a chiral soil herbicide against dicotyledonous weeds in cereals .

HY-N7928

Nonadecane 1 Publications Verification	Herbicide	Others
Nonadecane is a herbicide that can be used for the control of weeds in Dendrobium orchids .

HY-B1950

Quizalofop-p-ethyl (R)-Quizalofop ethyl; Quinofop-ethyl	Herbicide	Others
Quizalofop-P-ethyl is a low-toxicity herbicide, a highly selective new type of post-emergence herbicide for dryland crops, with high selectivity between gramineous weeds and dicotyledonous crops, and it has good control efficacy against gramineous weeds in broadleaf crop fields.

HY-117142

Quizalofop-P	Acetyl-CoA Carboxylase	Others
Quizalofop-P is absorbed through weed stems and leaves, conducts upward and downward in plants, accumulates at the top and intermediate meristems, inhibits cellular fatty acid synthesis, and makes weeds necrotic. Quizalofop-P is highly selective between grass weeds and dicotyledonous crops .

HY-B1860

Imazapic	Herbicide	Others
Imazapic is a selective herbicide used to control perennial grasses and some broadleaf weeds.

Cat. No.	Product Name	Type

HY-19698

4-Chlorophenoxyacetic acid (4-CPA) 4-CPA; p-Chlorophenoxyacetic acid	Microbial Culture
4-Chlorophenoxyacetic acid (4-CPA) is a widely used herbicide for weed control in agriculture. 4-Chlorophenoxyacetic acid can be degraded in aqueous media through an electrochemical oxidation process. The end products of 4-Chlorophenoxyacetic acid degradation are harmless, such as carbon dioxide, water, and chloride ions .

HY-19698R

4-Chlorophenoxyacetic acid (4-CPA) (Standard)

Microbial Culture

4-Chlorophenoxyacetic acid (4-CPA) (Standard) is the analytical standard of 4-Chlorophenoxyacetic acid (4-CPA). This product is intended for research and analytical applications. 4-Chlorophenoxyacetic acid (4-CPA) is a widely used herbicide for weed control in agriculture. 4-Chlorophenoxyacetic acid can be degraded in aqueous media through an electrochemical oxidation process. The end products of 4-Chlorophenoxyacetic acid degradation are harmless, such as carbon dioxide, water, and chloride ions .

HY-B2020

Fenuron	Biochemical Assay Reagents
Fenuron is a water-soluble herbicide used to control annual broad-leaved weeds and woody plants, which is widely applied in the fields of beans, spinach, sugar beet, and other fruits .

HY-B2020R

Fenuron (Standard)	Biochemical Assay Reagents
Fenuron (Standard) is the analytical standard of Fenuron. This product is intended for research and analytical applications. Fenuron is a water-soluble herbicide used to control annual broad-leaved weeds and woody plants, which is widely applied in the fields of beans, spinach, sugar beet, and other fruits .

HY-W264306

(2,4,6-Trimethyl-phenoxy)-acetic acid	Microbial Culture
(2,4,6-Trimethyl-phenoxy)-acetic acid is an organic compound with excellent herbicide activity. This compound can effectively inhibit weed growth and help increase crop yields. (2,4,6-Trimethyl-phenoxy)-acetic acid shows strong selectivity against specific types of weeds.

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-N7928

Nonadecane 1 Publications Verification	Opuntia littoralis (Engelm.) Britton & Rose Structural Classification Natural Products Cactaceae Source classification Plants	Herbicide
Nonadecane is a herbicide that can be used for the control of weeds in Dendrobium orchids .

HY-18572

2,4-D 2,4-Dichlorophenoxyacetic acid	Classification of Application Fields Ketones, Aldehydes, Acids Source classification Other Diseases Endogenous metabolite Disease Research Fields Biological Pesticide Research Agricultural Research	DNA/RNA Synthesis Apoptosis
2,4-D (2, 4-dichlorophenoxyacetic acid) is a selective herbicide that can be orally active for the control of broad-leaved weeds. 2,4-D can induce apoptosis. 2,4-D inhibits DNA and protein synthesis, thereby preventing normal plant growth and development .

HY-N7928R

Nonadecane (Standard)	Opuntia littoralis (Engelm.) Britton & Rose Structural Classification Natural Products Cactaceae Source classification Plants	Herbicide
Nonadecane (Standard) is the analytical standard of Nonadecane. This product is intended for research and analytical applications. Nonadecane is a herbicide that can be used for the control of weeds in Dendrobium orchids .

HY-18572R

2,4-D (Standard)	Ketones, Aldehydes, Acids Source classification Endogenous metabolite	DNA/RNA Synthesis Apoptosis
2,4-D (Standard) is the analytical standard of 2,4-D. This product is intended for research and analytical applications. 2,4-D (2, 4-dichlorophenoxyacetic acid) is a selective herbicide that can be orally active for the control of broad-leaved weeds. 2,4-D can induce apoptosis. 2,4-D inhibits DNA and protein synthesis, thereby preventing normal plant growth and development .

Cat. No.	Product Name	Chemical Structure

HY-N7091S2

Atrazine-d5
Atrazine-d₅ is deuterium labeled Atrazine. Atrazine is principally used for control of certain annual broadleaf and grass weeds. Atrazine inhibits photophosphorylation but typically does not result in lethality or permanent cell damage in the short term[1].

HY-B2039S1

Bentazone-d7
Bentazone-d₇ is the deuterium labeled Bentazone[1]. Bentazone is a post-emergence herbicide used for selective control of broadleaf weeds and sedges in beans, rice, corn, peanuts, mint and others. It acts by interfering with photosynthesis[2].

HY-W040206S

Diflufenican-d3
Diflufenican-d₃ is the deuterium labeled Diflufenican[1]. Diflufenican is a contact, selective herbicide used to specifically control some broad leaved weeds[2].

HY-133085S

Rimsulfuron-d6
Rimsulfuron-d₆ is deuterium labeled Rimsulfuron. Rimsulfuron (DPX-E9636) is a sulfonylurea herbicide for postemergence use in maize to control grasses and some broadleaf weeds[1][2].

HY-B1859S1

Isoproturon-d3
Isoproturon-d₃ is the deuterium labeled Isoproturon[1]. Isoproturon belongs to the phenylurea herbicide family and is a systemic and selective herbicide. Isoproturon is widely applied for killing weeds in farmland, which can be used in the control of annual grasses and broad-leaved weeds in spring and winter wheat, winter rye and spring and winter barley[2][3].

HY-144177S

Benzthiazuron-d3
Benzthiazuron-d₃ is deuterium labeled Benzthiazuron. Benzthiazuron is a selective herbicide that is used mainly to control annual broad-leaved weeds in a variety of crops[1].

HY-136375S

Cyanazine-d5
Cyanazine-d₅ is deuterium labeled Cyanazine. Cyanazine, a triazine herbicide cyanazine, is used to control a variety of grass weeds and broadleaf weed. Cyanazine is proved non-genotoxic[1].

HY-B0862S

Pendimethalin-d5
Pendimethalin-d₅ is the deuterium labeled Pendimethalin[1]. Pendimethalin is an herbicide that controls annual grasses and certain broadleaf weeds. Pendimethalin inhibits cell division and cell elongation[2].

HY-N7091S

Atrazine-15N
Atrazine- ¹⁵N is the ¹⁵N-labeled Atrazine. Atrazine is principally used for control of certain annual broadleaf and grass weeds. Atrazine inhibits photophosphorylation but typically does not result in lethality or permanent cell damage in the short term[1].

HY-Y0978S2

Boc-Glycine-2-13C
Boc-Glycine-2- ¹³C is a ¹³C-labeled Linuron. Linuron is a phenylurea herbicide that is widely used to control the growth of grass and weeds in various agriculture crops and in orchards. Linuron is a photosystem II inhibitor. Linuron is also a competitive a

HY-W725473

Oxyfluorfen-d5
Oxyfluorfen-d₅ is deuterated labeled Oxyfluorfen (HY-119176) Oxyfluorfen is a pre- and post-emergence diphenyl ether herbicide to control annual broad-leaved and grass weeds. Oxyfluorfen is a protoporphyrinogen oxidase inhibitor and inhibits photosynthesis by blocking chlorophyll synthesis.

HY-B0866S

Ametryn-13C,d3
Ametryn- ¹³C,d₃ is the ¹³C- and deuterium labeled Ametryn. Ametryn, a member of the Triazine chemical family, is a herbicide which inhibits photosynthesis and other enzymatic processes. Ametryn is effective against annual broadleaf weeds and grasses[1].

HY-B0859S

MCPA-13C8
MCPA- ¹³C₈ is the ¹³C-labeled MCPA. MCPA is a phenoxy herbicide, and widely used to control annual and perennial broad leaved weeds, including poppy, thistles and docks, in crops such as cereals, rice, linseed, flax, grassland and turf[1][2].

HY-B0859S1

MCPA-d3
MCPA-d₃ is the deuterium labeled MCPA[1]. MCPA is a phenoxy herbicide, and widely used to control annual and perennial broad leaved weeds, including poppy, thistles and docks, in crops such as cereals, rice, linseed, flax, grassland and turf[2][3].

HY-B1871S

Metolachlor-d6
Metolachlor-d₆ is the deuterium labeled Metolachlor[1]. Metolachlor is a pre-emergent selective, chloroacetanilide herbicide for the control of a variety of annual grass and broad leaf weeds in corn and other crops. Metolachlor is a chiral herbicide consisting of four stereoisomers[2][3].

HY-B1876S

Nicosulfuron-d6
Nicosulfuron-d₆ is the deuterium labeled Nicosulfuron[1]. Nicosulfuron is a selective herbicide belonging to the sulfonylurea family. Nicosulfuron is commonly used as a post-emergence herbicide to protect maize crops from weeds. Nicosulfuron inhibits acetolactate synthase (ALS) enzyme activity[2].

HY-B2039S

Bentazone-13C10,15N
Bentazone- ¹³C₁₀, ¹⁵N is the ¹³C-labeled and ¹⁵N-labeled Bentazone. Bentazone is a post-emergence herbicide used for selective control of broadleaf weeds and sedges in beans, rice, corn, peanuts, mint and others. It acts by interfering with photosynthesis[1].

HY-N7091S1

Atrazine-13C3,15N3
Atrazine- ¹³C₃, ¹⁵N₃ is the ¹³C-labeled and ¹⁵N-labeled Atrazine. Atrazine is principally used for control of certain annual broadleaf and grass weeds. Atrazine inhibits photophosphorylation but typically does not result in lethality or permanent cell damage in the short term[1].

HY-122984S

Diquat-d4 dibromide
Diquat-d₄ (dibromide) is the deuterium labeled Diquat dibromide (HY-122984) . Diquat dibromide is a comprehensive herbicide commonly used in the cultivation of cotton, soybeans, and other crops to combat unwanted weeds. Diquat dibromide has an IC₅₀ of 60 mg/L in the Allium root growth inhibition test .

HY-B1856S

Haloxyfop-d4
Haloxyfop-d₄ is deuterium labeled Haloxyfop. Haloxyfop is an aryloxyphenoxypropionic acid herbicide and is widely used in grass weeds in broad-leaf crops . Haloxyfop inhibits the acetyl coenzyme A carboxylase (EC 6.4.1.2) from corn seedling chloroplasts with an IC₅₀ of 0.5 μM, but has no effect on this enzyme in pea .

HY-18572S

2,4-D-13C6
2,4-D- ¹³C₆ is the ¹³C-labeled 2,4-D. 2,4-D (2,4-Dichlorophenoxyacetic acid) is a selective systemic herbicide for the control of broad-leaved weeds. 2,4-D acts as a plant hormone, causing uncontrolled growth in the meristematic tissues. 2,4-D inhibits DNA and protein synthesis and thereby prevents normal plant growth and development[1].

HY-18572S1

2,4-D-d3
2,4-D-d₃ is the deuterium labeled 2,4-D[1]. 2,4-D (2,4-Dichlorophenoxyacetic acid) is a selective systemic herbicide for the control of broad-leaved weeds. 2,4-D acts as a plant hormone, causing uncontrolled growth in the meristematic tissues. 2,4-D inhibits DNA and protein synthesis and thereby prevents normal plant growth and development[2].

HY-18572S2

2,4-D-d5
2,4-D-d₅ is the deuterium labeled 2,4-D[1]. 2,4-D (2,4-Dichlorophenoxyacetic acid) is a selective systemic herbicide for the control of broad-leaved weeds. 2,4-D acts as a plant hormone, causing uncontrolled growth in the meristematic tissues. 2,4-D inhibits DNA and protein synthesis and thereby prevents normal plant growth and development[2].

HY-129300S

Prosulfocarb-d7

Prosulfocarb-d₇ (S-Benzyl dipropylthiocarbamate-d₇) is deuterium labeled Prosulfocarb. Prosulfocarb is a herbicide with a rapidly growing use trend. Prosulfocarb is used in winter cereals to help address the problem of increasing biotic resistance of weeds to certain pesticides. Environmental and food effects of prosulfocarb have been observed, and its transfer pattern from target crops to non-target areas has been studied. The volatility effect of prosulfocarb is an important factor explaining the inefficiency of isolated area contamination and marginal protection against residue spread .

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