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M2/M3 antagonist

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Adrenergic Receptor (1) Calcium Channel (1) Cholinesterase (ChE) (1) Endogenous Metabolite (1) Histamine Receptor (1) Isotope-Labeled Compounds (4) mAChR (49) Parasite (1)
By Research Areas:	Cancer (8) Endocrinology (1) Inflammation/Immunology (9) Metabolic Disease (5) Neurological Disease (40)
Click Chemistry:	Alkynes (1)

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Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-I0230

Solifenacin hydrochloride 3 Publications Verification YM905 hydrochloride	mAChR	Neurological Disease Cancer
Solifenacin hydrochloride (YM905 hydrochloride) is a muscarinic receptor antagonist, with pK_is of 7.6, 6.9 and 8.0 for M₁, M₂ and M₃ receptors, respectively.

HY-A0002

Solifenacin Succinate 3 Publications Verification YM905	mAChR	Neurological Disease
Solifenacin Succinate (YM905) is a novel muscarinic receptor antagonist with pK_is of 7.6, 6.9 and 8.0 for M₁, M₂ and M₃ receptors, respectively.

HY-A0034

Solifenacin 3 Publications Verification YM905 free base	mAChR	Neurological Disease Cancer
Solifenacin (YM905 free base) is a novel muscarinic receptor antagonist with pK_is of 7.6, 6.9 and 8.0 for M₁, M₂ and M₃ receptors, respectively.

HY-14825A

Tarafenacin D-tartrate SVT-40776 D-tartrate	mAChR	Neurological Disease
Tarafenacin D-tartrate (SVT-40776 D-tartrate) is a highly selective M3 muscarinic receptor antagonist (Ki= 0.19 nM), ~200 fold selectivity over M2 receptor.

HY-U00302

CHF5407	mAChR	Inflammation/Immunology
CHF5407 is a selective, long-acting and competitive muscarinic M3 receptor antagonist. CHF5407 shows subnanomolar affinities for human muscarinic M1 (hM1), M2 (hM2) and M3 (hM3) receptors. CHF5407 shows a prolonged antibronchospastic activity .

HY-101586

Alvameline Lu 25-109	mAChR	Neurological Disease
Alvameline (Lu25-109) is a partial M1 agonist and *M2/M3* antagonist.

HY-U00104

YM-46303	mAChR	Endocrinology
YM-46303 is an mAChR antagonist which exhibits the highest affinities for M1 and M3 receptors, and selectivity for M3 over M2 receptor.

HY-134971

AE9C90CB	mAChR	Neurological Disease
AE9C90CB, muscarinic receptor antagonist, has greater affinity for M3 muscarinic receptors with pK_i of 9.90 and was 20-fold more selective for M3 than for M2 muscarinic receptors .

HY-14825

Tarafenacin SVT-40776	mAChR	Neurological Disease
Tarafenacin(SVT-40776) is a highly selective M3 muscarinic receptor antagonist (Ki= 0.19 nM), ~200 fold selectivity over M2 receptor.

HY-107653

J 104129 fumarate	mAChR	Neurological Disease
J 104129 fumarate is a selective and orally active muscarinic M3 antagonist with K_i values of 4.2 nM and 490 nM for M3 and M2, respectively. J 104129 fumarate antagonized ACh-induced bronchoconstriction. J 104129 fumarate has the potential for the research of obstructive airway disease .

HY-135329

Solifenacin D5 hydrochloride	mAChR	Neurological Disease
Solifenacin D5 hydrochloride is a deuterium labeled Solifenacin hydrochloride. Solifenacin hydrochloride is a muscarinic receptor antagonist with pK_is of 7.6, 6.9 and 8.0 for M₁, M₂ and M₃ receptors, respectively .

HY-169814

LU-25-077	mAChR	Neurological Disease
Lu 25-077 is a brain-penetrant and pharmacologically active N-demethyl metabolite of Lu 25-109 (HY-101586), a partial M1 agonist and *M2/M3* antagonist. Lu 25-077 can be utilized in neurological research .

HY-I0230S

Solifenacin-d7 hydrochloride	Isotope-Labeled Compounds mAChR	Neurological Disease
Solifenacin-d₇ (hydrochloride) is the deuterium labeled Solifenacin hydrochloride. Solifenacin hydrochloride (YM905 hydrochloride) is a muscarinic receptor antagonist, with pKis of 7.6, 6.9 and 8.0 for M1, M2 and M3 receptors, respectively.

HY-16489A

Terodiline hydrochloride	mAChR Calcium Channel	Neurological Disease
Terodiline hydrochloride is an M1-selective muscarinic receptor (mAChR) antagonist with K_bs of 15, 160, 280, and 198 nM in rabbit vas deferens (M1), atria (M2), bladder (M3) and ileal muscle (M3), respectively. Terodiline hydrochloride also is a Ca ²⁺ blocker. Terodiline hydrochloride acts as a treatment for urinary frequency and urge incontinence .

HY-B0461

Trospium chloride	mAChR	Neurological Disease Cancer
Trospium chloride is an orally active, specific and competitive antagonist of muscarinic cholinergic receptors (mAChRs), with antimuscarinic activity. Trospium chloride binds to muscarinic receptors M1, M2 and M3 with high affinity, but not nicotinic, cholinergic receptors .

HY-122510

Atropine oxide Atropine oxidation	Parasite	Neurological Disease
Atropine Oxide (Atropine oxidation), a derivative of Atropine, acts as a competitive antagonist to the muscarinic acetylcholine receptors M1, M2, M3, M4, and M5, and is utilized in the treatment of specific nerve agent and pesticide poisonings.

HY-122510A

Atropine oxide hydrochloride Atropine oxidation hydrochloride	mAChR
Atropine Oxide (Atropine oxidation) hydrochloride, a derivative of Atropine, acts as a competitive antagonist to the muscarinic acetylcholine receptors M1, M2, M3, M4, and M5, and is utilized in the treatment of specific nerve agent and pesticide poisonings .

HY-A0002S

Solifenacin-d5 succinate YM905-d₅	Isotope-Labeled Compounds mAChR	Neurological Disease
Solifenacin-d₅ (succinate) is deuterium labeled Solifenacin (Succinate). Solifenacin Succinate (YM905) is a novel muscarinic receptor antagonist with pKis of 7.6, 6.9 and 8.0 for M1, M2 and M3 receptors, respectively.

HY-120329

Lu 26-046	mAChR	Others
Lu 26-046 is the agonist for muscarinic M1 receptor and M2 receptor and a weak antagonist for M3 receptor, with K_i of 0.51, 26 and 5 nM, respectively. Lu 26-046 exhibits specific stimulus property, that can be recognized by rats .

HY-A0034R

Solifenacin (Standard)	mAChR	Neurological Disease Cancer
Solifenacin (Standard) is the analytical standard of Solifenacin. This product is intended for research and analytical applications. Solifenacin (YM905 free base) is a novel muscarinic receptor antagonist with pK_is of 7.6, 6.9 and 8.0 for M₁, M₂ and M₃ receptors, respectively.

HY-A0002R

Solifenacin (Succinate) (Standard) YM905 (Standard)	mAChR	Neurological Disease Cancer
Solifenacin (Succinate) (Standard) is the analytical standard of Solifenacin (Succinate). This product is intended for research and analytical applications. Solifenacin Succinate (YM905) is a novel muscarinic receptor antagonist with pK_is of 7.6, 6.9 and 8.0 for M₁, M₂ and M₃ receptors, respectively.

HY-101679

YM-58790	mAChR	Neurological Disease
YM-58790 is a potent antagonist of mAChR. YM-58790 binds M1, M2, M3 with K_i values of 28 nM, 260 nM, and 15 nM. YM-58790 exhibits potent inhibitory activity on bladder pressuer in reflexly-evoked rhythmic contraction in rats .

HY-108171A

Hexocyclium methylsulfate	mAChR	Inflammation/Immunology
Hexocyclium methylsulfate is a potent mAChR antagonist with pK_i values of 8.9, 7.7, 8.4, 8.8 for M1, M2, M3, and M4 subtype, respectively. Hexocyclium methylsulfate has the potential for the research of duodenal ulcer and irritable bowel syndrome .

HY-B0461S

Trospium-d8 chloride	mAChR	Neurological Disease
Trospium-d₈ (chloride) is the deuterium labeled Trospium chloride. Trospium chloride is an orally active, specific and competitive antagonist of muscarinic cholinergic receptors (mAChRs), with antimuscarinic activity. Trospium chloride binds to muscarinic receptors M1, M2 and M3 with high affinity, but not nicotinic, cholinergic receptors[1][2].

HY-126862

AQ-RA 721	mAChR	Others
AQ-RA 721 is a muscarinic receptor antagonist with differential affinity for the m4 and M2 sites, which can be used to characterize muscarinic receptor subtypes. Other muscarinic receptor antagonists have differential affinity for the M1 (rat cerebral cortex), M2 (rat heart), M3 (rat submandibular gland), m4 (receptor expressed in Chinese hamster ovary cells transfected with CHO), and guinea pig uterine smooth muscle at the muscarinic binding site .

HY-107646

PD 102807	mAChR	Neurological Disease
PD 102807 is a M4 muscarinic receptor antagonist with an IC₅₀ of 90.7 nM. PD 102807 inhibits M1, M2, M3, M5 muscarinic receptor with IC₅₀s of 6558.7, 3440.7, 950.0, and 7411.7 nM, respectively . Antidyskinetic effect.

HY-120418

L-687306	mAChR	Others
L-687306 is a high affinity muscarinic M1 receptor partial agonist with activity as a partial agonist of M1 receptors in rat ganglia and as a high affinity competitive antagonist at guinea pig cardiac M2 and ileal M3 muscarinic receptors, useful for studying the receptor reserve of muscarinic receptors.

HY-B0461R

Trospium (chloride) (Standard)	mAChR	Neurological Disease
Trospium (chloride) (Standard) is the analytical standard of Trospium (chloride). This product is intended for research and analytical applications. Trospium chloride is an orally active, specific and competitive antagonist of muscarinic cholinergic receptors (mAChRs), with antimuscarinic activity. Trospium chloride binds to muscarinic receptors M1, M2 and M3 with high affinity, but not nicotinic, cholinergic receptors .

HY-101586A

Alvameline maleate Lu 25-109 maleate	mAChR	Neurological Disease
Alvameline (Lu 25-109) maleate is a partial agonist of M1 and an antagonist of *M2/M3*. Alvameline maleate competitively antagonizes contractions induced by ammonium chloride (HY-Y1269) and electrical field stimulation in human detrusor muscle, indicating its potential application in regulating bladder function. Additionally, alvameline maleate can improve cognitive function following traumatic brain injury in rats .

HY-101679A

YM-58790 free base	mAChR	Neurological Disease
YM-58790 free base is a potent antagonist of mAChR. YM-58790 free base binds M1, M2, M3 with K_i values of 28 nM, 260 nM, and 15 nM. YM-58790 free base exhibits potent inhibitory activity on bladder pressuer in reflexly-evoked rhythmic contraction in rats .

HY-A0030

Fesoterodine fumarate	mAChR	Neurological Disease Metabolic Disease Cancer
Fesoterodine Fumarate is an orally active, nonsubtype selective, competitive muscarinic receptor (mAChR) antagonist with pK_i values of 8.0, 7.7, 7.4, 7.3, 7.5 for M1, M2, M3, M4, M5 receptors, respectively. Fesoterodine Fumarate is used for the overactive bladder (OAB) .

HY-70053

Fesoterodine	mAChR	Neurological Disease Metabolic Disease
Fesoterodine is an orally active, nonsubtype selective, competitive muscarinic receptor (mAChR) antagonist with pK_i values of 8.0, 7.7, 7.4, 7.3, 7.5 for M1, M2, M3, M4, M5 receptors, respectively. Fesoterodine is used for the overactive bladder (OAB) .

HY-B1332

Ipratropium bromide hydrate Sch 1000 bromide hydrate	mAChR	Neurological Disease Inflammation/Immunology
Ipratropium bromide (Sch 1000) hydrate is a muscarinic receptor antagonist, with IC₅₀s of 2.9 nM, 2 nM, and 1.7 nM for M1, M2, and M3 receptors, respectively. Ipratropium bromide hydrate relaxes smooth muscle, can be used in the research for COPD (chronic obstructive pulmonary disease) and asthma .

HY-B0241

Ipratropium bromide Sch 1000	mAChR	Neurological Disease Inflammation/Immunology
Ipratropium bromide (Sch 1000) is a muscarinic receptor antagonist, with IC₅₀s of 2.9 nM, 2 nM, and 1.7 nM for M1, M2, and M3 receptors, respectively. Ipratropium bromide relaxes smooth muscle, can be used in the research for COPD (chronic obstructive pulmonary disease) and asthma .

HY-135329S

(1R,3S-)Solifenacin-d5 hydrochloride	Isotope-Labeled Compounds mAChR	Neurological Disease
(1R,3S-)Solifenacin-d₅ (hydrochloride) is the deuterium labeled Solifenacin D5 hydrochloride. Solifenacin D5 hydrochloride is a deuterium labeled Solifenacin hydrochloride. Solifenacin hydrochloride is a muscarinic receptor antagonist with pKis of 7.6, 6.9 and 8.0 for M1, M2 and M3 receptors, respectively[1].

HY-70053A

Fesoterodine L-mandelate	mAChR	Neurological Disease Metabolic Disease Cancer
Fesoterodine L-mandelate is an orally active, nonsubtype selective, competitive muscarinic receptor (mAChR) antagonist with pK_i values of 8.0, 7.7, 7.4, 7.3, 7.5 for M1, M2, M3, M4, M5 receptors, respectively. Fesoterodine L-mandelate is used for the overactive bladder (OAB) .

HY-107656

PTAC oxalate	mAChR	Neurological Disease
PTAC oxalate is a selective muscarinic receptor ligand. PTAC oxalate is an partial agonist of M2 and M4 but antagonist of M1, M3, and M5 (K_i values of 0.2-2.8 nM for hM1-5 in CHO cells). PTAC oxalate alleviates the mechanical allodynia on the neuropathic pain and has antidepression effects .

HY-76570A

(Rac)-5-Hydroxymethyl Tolterodine hydrochloride (Rac)-Desfesoterodine hydrochloride; (Rac)-PNU-200577 hydrochloride	mAChR	Neurological Disease
(Rac)-5-Hydroxymethyl Tolterodine ((Rac)-Desfesoterodine) hydrochloride, an active metabolite of Tolterodine, is a mAChR antagonist (K_i values of 2.3 nM, 2 nM, 2.5 nM, 2.8 nM, and 2.9 nM for M1, M2, M3, M4, and M5 receptors, respectively). (Rac)-5-Hydroxymethyl Tolterodine hydrochloride can be used for overactive bladder research .

HY-B0241S

Ipratropium-d3 bromide Sch 1000-d₃	mAChR	Neurological Disease Inflammation/Immunology
Ipratropium-d₃ (bromide) is the deuterium labeled Ipratropium bromide. Ipratropium bromide (Sch 1000) is a muscarinic receptor antagonist, with binding IC50 values of 2.9 nM, 2 nM, and 1.7 nM for M1, M2, and M3 receptors, respectively. Ipratropium bromide can be used in the research for COPD (chronic obstructive pulmonary disease) and asthma[1][2][3].

HY-76570

(Rac)-5-Hydroxymethyl Tolterodine (Rac)-Desfesoterodine; (Rac)-PNU-200577	mAChR	Neurological Disease
(Rac)-5-Hydroxymethyl Tolterodine ((Rac)-Desfesoterodine), an active metabolite of Tolterodine, is a mAChR antagonist (K_i values of 2.3 nM, 2 nM, 2.5 nM, 2.8 nM, and 2.9 nM for M1, M2, M3, M4, and M5 receptors, respectively). (Rac)-5-Hydroxymethyl Tolterodine can be used for overactive bladder research .

HY-B0241S1

Ipratropium-d7 bromide Sch 1000-d₇ (bromide)	mAChR	Neurological Disease Inflammation/Immunology
Ipratropium-d₇ (bromide)eis the deuterium labeled Ipratropium bromide. Ipratropium bromide (Sch 1000) is a muscarinic receptor antagonist, with binding IC50 values of 2.9 nM, 2 nM, and 1.7 nM for M1, M2, and M3 receptors, respectively. Ipratropium bromide can be used in the research for COPD (chronic obstructive pulmonary disease) and asthma[1][2][3].

HY-A0030R

Fesoterodine (fumarate) (Standard)	mAChR	Neurological Disease Metabolic Disease Cancer
Fesoterodine (fumarate) (Standard) is the analytical standard of Fesoterodine (fumarate). This product is intended for research and analytical applications. Fesoterodine Fumarate is an orally active, nonsubtype selective, competitive muscarinic receptor (mAChR) antagonist with pKi values of 8.0, 7.7, 7.4, 7.3, 7.5 for M1, M2, M3, M4, M5 receptors, respectively. Fesoterodine Fumarate is used for the overactive bladder (OAB) .

HY-A0030S

Fesoterodine-d7 fumarate	mAChR	Metabolic Disease
Fesoterodine-d₇ (fumarate) is the deuterium labeled Fesoterodine fumarate[1]. Fesoterodine Fumarate is an orally active, nonsubtype selective, competitive muscarinic receptor (mAChR) antagonist with pKi values of 8.0, 7.7, 7.4, 7.3, 7.5 for M1, M2, M3, M4, M5 receptors, respectively. Fesoterodine Fumarate is used for the overactive bladder (OAB)[2][3].

HY-W002105R

2,5-Furandicarboxylic acid (Standard)	Endogenous Metabolite	Others
Fesoterodine (fumarate) (Standard) is the analytical standard of Fesoterodine (fumarate). This product is intended for research and analytical applications. Fesoterodine Fumarate is an orally active, nonsubtype selective, competitive muscarinic receptor (mAChR) antagonist with pKi values of 8.0, 7.7, 7.4, 7.3, 7.5 for M1, M2, M3, M4, M5 receptors, respectively. Fesoterodine Fumarate is used for the overactive bladder (OAB) .

HY-107647

(S)-(+)-Dimethindene maleate	mAChR Histamine Receptor	Inflammation/Immunology
(S)-(+)-Dimethindene maleate, an enantiomer, is a potent M₂-selective muscarinic receptor antagonist (pA₂ = 7.86/7.74; pK_i = 7.78). (S)-(+)-Dimethindene maleate shows lower affinities for the muscarinic M₁ (pA₂ = 6.83/6.36; pK_i = 7.08), the M₃ (pA₂ = 6.92/6.96; pK_i = 6.70) and the M₄ receptors (pK_i = 7.00), respectively. (S)-(+)-Dimethindene maleate also is a histamine H₁ receptor antagonist (pA₂ = 7.48) .

HY-B0241R

Ipratropium (bromide) (Standard)	mAChR	Neurological Disease Inflammation/Immunology
Ipratropium (bromide) (Standard) is the analytical standard of Ipratropium (bromide). This product is intended for research and analytical applications. Ipratropium bromide (Sch 1000) is a muscarinic receptor antagonist, with IC₅₀s of 2.9 nM, 2 nM, and 1.7 nM for M1, M2, and M3 receptors, respectively. Ipratropium bromide relaxes smooth muscle, can be used in the research for COPD (chronic obstructive pulmonary disease) and asthma .

HY-B1332R

Ipratropium (bromide hydrate) (Standard)	mAChR	Neurological Disease Inflammation/Immunology
Ipratropium (bromide hydrate) (Standard) is the analytical standard of Ipratropium (bromide hydrate). This product is intended for research and analytical applications. Ipratropium bromide (Sch 1000) hydrate is a muscarinic receptor antagonist, with IC₅₀s of 2.9 nM, 2 nM, and 1.7 nM for M1, M2, and M3 receptors, respectively. Ipratropium bromide hydrate relaxes smooth muscle, can be used in the research for COPD (chronic obstructive pulmonary disease) and asthma .

HY-148527

LAS190792 AZD8999	Adrenergic Receptor mAChR	Others
LAS190792 (AZD8999) is a potent muscarinic antagonist and β2-adrenoceptor agonist with pIC₅₀ 8.9, 8.8, 8.8, 9.2, 8.2, 7.5, 9.1, 5.6 for M1, M2, M3, M4, M5, β1, β2, β3, respectively. LAS190792 can be used as a bronchodilator .

HY-76570S

(Rac)-5-Hydroxymethyl Tolterodine-d14 (Rac)-Desfesoterodine-d₁₄; (Rac)-PNU-200577-d₁₄	mAChR	Neurological Disease
(Rac)-5-Hydroxymethyl Tolterodine-d₁₄ is the deuterium labeled (Rac)-5-Hydroxymethyl Tolterodine. (Rac)-5-Hydroxymethyl Tolterodine ((Rac)-Desfesoterodine), an active metabolite of Tolterodine, is a mAChR antagonist (Ki values of 2.3 nM, 2 nM, 2.5 nM, 2.8 nM, and 2.9 nM for M1, M2, M3, M4, and M5 receptors, respectively). (Rac)-5-Hydroxymethyl Tolterodine can be used for overactive bladder research[1].

HY-76570S1

5-Hydroxymethyl Tolterodine-d14 formate	Isotope-Labeled Compounds mAChR	Neurological Disease
5-Hydroxymethyl Tolterodine-d₁₄ (formate) is deuterium labeled (Rac)-5-Hydroxymethyl Tolterodine. (Rac)-5-Hydroxymethyl Tolterodine ((Rac)-Desfesoterodine), an active metabolite of Tolterodine, is a mAChR antagonist (Ki values of 2.3 nM, 2 nM, 2.5 nM, 2.8 nM, and 2.9 nM for M1, M2, M3, M4, and M5 receptors, respectively). (Rac)-5-Hydroxymethyl Tolterodine can be used for overactive bladder research[1].

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-W002105R

2,5-Furandicarboxylic acid (Standard)	Structural Classification Ketones, Aldehydes, Acids Source classification Endogenous metabolite	Endogenous Metabolite
Fesoterodine (fumarate) (Standard) is the analytical standard of Fesoterodine (fumarate). This product is intended for research and analytical applications. Fesoterodine Fumarate is an orally active, nonsubtype selective, competitive muscarinic receptor (mAChR) antagonist with pKi values of 8.0, 7.7, 7.4, 7.3, 7.5 for M1, M2, M3, M4, M5 receptors, respectively. Fesoterodine Fumarate is used for the overactive bladder (OAB) .

Cat. No.	Product Name	Chemical Structure

HY-B0241S

Ipratropium-d3 bromide
Ipratropium-d₃ (bromide) is the deuterium labeled Ipratropium bromide. Ipratropium bromide (Sch 1000) is a muscarinic receptor antagonist, with binding IC50 values of 2.9 nM, 2 nM, and 1.7 nM for M1, M2, and M3 receptors, respectively. Ipratropium bromide can be used in the research for COPD (chronic obstructive pulmonary disease) and asthma[1][2][3].

HY-I0230S

Solifenacin-d7 hydrochloride
Solifenacin-d₇ (hydrochloride) is the deuterium labeled Solifenacin hydrochloride. Solifenacin hydrochloride (YM905 hydrochloride) is a muscarinic receptor antagonist, with pKis of 7.6, 6.9 and 8.0 for M1, M2 and M3 receptors, respectively.

HY-A0002S

Solifenacin-d5 succinate
Solifenacin-d₅ (succinate) is deuterium labeled Solifenacin (Succinate). Solifenacin Succinate (YM905) is a novel muscarinic receptor antagonist with pKis of 7.6, 6.9 and 8.0 for M1, M2 and M3 receptors, respectively.

HY-B0461S

Trospium-d8 chloride
Trospium-d₈ (chloride) is the deuterium labeled Trospium chloride. Trospium chloride is an orally active, specific and competitive antagonist of muscarinic cholinergic receptors (mAChRs), with antimuscarinic activity. Trospium chloride binds to muscarinic receptors M1, M2 and M3 with high affinity, but not nicotinic, cholinergic receptors[1][2].

HY-135329S

(1R,3S-)Solifenacin-d5 hydrochloride
(1R,3S-)Solifenacin-d₅ (hydrochloride) is the deuterium labeled Solifenacin D5 hydrochloride. Solifenacin D5 hydrochloride is a deuterium labeled Solifenacin hydrochloride. Solifenacin hydrochloride is a muscarinic receptor antagonist with pKis of 7.6, 6.9 and 8.0 for M1, M2 and M3 receptors, respectively[1].

HY-B0241S1

Ipratropium-d7 bromide
Ipratropium-d₇ (bromide)eis the deuterium labeled Ipratropium bromide. Ipratropium bromide (Sch 1000) is a muscarinic receptor antagonist, with binding IC50 values of 2.9 nM, 2 nM, and 1.7 nM for M1, M2, and M3 receptors, respectively. Ipratropium bromide can be used in the research for COPD (chronic obstructive pulmonary disease) and asthma[1][2][3].

HY-A0030S

Fesoterodine-d7 fumarate
Fesoterodine-d₇ (fumarate) is the deuterium labeled Fesoterodine fumarate[1]. Fesoterodine Fumarate is an orally active, nonsubtype selective, competitive muscarinic receptor (mAChR) antagonist with pKi values of 8.0, 7.7, 7.4, 7.3, 7.5 for M1, M2, M3, M4, M5 receptors, respectively. Fesoterodine Fumarate is used for the overactive bladder (OAB)[2][3].

HY-76570S

(Rac)-5-Hydroxymethyl Tolterodine-d14

(Rac)-5-Hydroxymethyl Tolterodine-d₁₄ is the deuterium labeled (Rac)-5-Hydroxymethyl Tolterodine. (Rac)-5-Hydroxymethyl Tolterodine ((Rac)-Desfesoterodine), an active metabolite of Tolterodine, is a mAChR antagonist (Ki values of 2.3 nM, 2 nM, 2.5 nM, 2.8 nM, and 2.9 nM for M1, M2, M3, M4, and M5 receptors, respectively). (Rac)-5-Hydroxymethyl Tolterodine can be used for overactive bladder research[1].

HY-76570S1

5-Hydroxymethyl Tolterodine-d14 formate

5-Hydroxymethyl Tolterodine-d₁₄ (formate) is deuterium labeled (Rac)-5-Hydroxymethyl Tolterodine. (Rac)-5-Hydroxymethyl Tolterodine ((Rac)-Desfesoterodine), an active metabolite of Tolterodine, is a mAChR antagonist (Ki values of 2.3 nM, 2 nM, 2.5 nM, 2.8 nM, and 2.9 nM for M1, M2, M3, M4, and M5 receptors, respectively). (Rac)-5-Hydroxymethyl Tolterodine can be used for overactive bladder research[1].

Cat. No.	Product Name		Classification

HY-120329

Lu 26-046		Alkynes
Lu 26-046 is the agonist for muscarinic M1 receptor and M2 receptor and a weak antagonist for M3 receptor, with K_i of 0.51, 26 and 5 nM, respectively. Lu 26-046 exhibits specific stimulus property, that can be recognized by rats .

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