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  3. DND-189

DND-189, a low-pH fluorescent probe, is sensitive to neutral and low pH range. DND-189 can be used to measure the pH of acidic organelles.

For research use only. We do not sell to patients.

DND-189 Chemical Structure

DND-189 Chemical Structure

CAS No. : 152584-38-8

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5 mg USD 820 In-stock
10 mg USD 1320 In-stock
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Based on 1 publication(s) in Google Scholar

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Description

DND-189, a low-pH fluorescent probe, is sensitive to neutral and low pH range. DND-189 can be used to measure the pH of acidic organelles[1][2].

Molecular Weight

398.46

Formula

C24H22N4O2

CAS No.
Appearance

Solid

Color

Light yellow to yellow

Emission (Em)

505

Excitation (Ex)

443

SMILES

O=C1C2=CC=CC3=C(NCCN4CCOCC4)C=CC(C5=NC6=C(N15)C=CC=C6)=C23

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

-20°C, protect from light, stored under nitrogen

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light, stored under nitrogen)

Solvent & Solubility
In Vitro: 

DMSO : 5 mg/mL (12.55 mM; ultrasonic and warming and heat to 60°C; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 2.5097 mL 12.5483 mL 25.0966 mL
5 mM 0.5019 mL 2.5097 mL 5.0193 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light, stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

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Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

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This equation is commonly abbreviated as: C1V1 = C2V2

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In Vivo Dissolution Calculator
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Calculation results:
Working solution concentration: mg/mL
Purity & Documentation
References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light, stored under nitrogen). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
DMSO 1 mM 2.5097 mL 12.5483 mL 25.0966 mL 62.7416 mL
5 mM 0.5019 mL 2.5097 mL 5.0193 mL 12.5483 mL
10 mM 0.2510 mL 1.2548 mL 2.5097 mL 6.2742 mL
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  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
DND-189
Cat. No.:
HY-D1457
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