3-Methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine-7-carboxylic acid CAS 1095822-43-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1095822-43-7
Molecular FormulaC6H5N5O2
Molecular Weight179.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine-7-carboxylic acid CAS 1095822-43-7 chemical structure

Description

3-Methyl-3H-[1,2,3]triazolo[4,5-d]pyrimidine-7-carboxylic acid (CAS 1095822-43-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H5N5O2. Molecular weight: 179.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC6H5N5O2
Molecular Weight179.14 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms5

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