Minoxidil Impurity A

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Product Information

Molecular Formula:

C4H5ClN4O

Molecular Weight:

160.56

Description

6-Chloro-pyrimidine-2,4-diamine 3-Oxide is an impurity of the antihypertensive and antialopecia agent Minoxidil.

Synonyms

6-Chloro-pyrimidine-2,4-diamine 3-Oxide; 2,6-Diamino-4-chloropyrimidine 1-Oxide; 2,4-Diamino-6-chloropyrimidine 3-N-Oxide; 2,4-Diamino-6-chloropyrimidine 3-Oxide; 6-Chloro-2,4-diaminopyrimidine 3-Oxide; NSC 137211

IUPAC Name

6-chloro-3-hydroxy-2-iminopyrimidin-4-amine

Canonical SMILES

C1=C(N(C(=N)N=C1Cl)O)N

InChI

InChI=1S/C4H5ClN4O/c5-2-1-3(6)9(10)4(7)8-2/h1,7,10H,6H2

InChI Key

DOYINGSIUJRVKA-UHFFFAOYSA-N

Boiling Point

506.5±53.0 °C(Predicted)

Melting Point

>194°C (dec.)

Purity

> 95%

Density

1.91±0.1 g/cm3(Predicted)

Appearance

Light Beige Solid

Storage

Amber Vial, Refrigerator, Under inert atmosphere

Safety Information

Hazards

H315:
Causes skin irritation.
H319:
Causes serious eye irritation.
H335:
May cause respiratory irritation.

Precautionary Statement

P261:
Avoid breathing dust, fumes, gas, mist, vapours, spray. [As modified by IV ATP].
P280:
Wear protective gloves/protective clothing/eye protection/face protection.
P302:
IF ON SKIN:
P305:
IF IN EYES:
P338:
Remove contact lenses if present and easy to do. Continue rinsing.
P351:
Rinse cautiously with water for several minutes.
P352:
Wash with plenty of soap and water.

The molarity calculator equation

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

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The dilution calculator equation

Concentration _(start) × Volume _(start) = Concentration _(final) × Volume _(final)

This equation is commonly abbreviated as: C₁V₁ = C₂V₂

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Minoxidil Impurity A

Product Information

Safety Information

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