6-chloro-2,3-dimethyl-2H-pyrazolo[3,4-d]pyrimidine CAS 1935641-38-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1935641-38-5
Molecular FormulaC7H7ClN4
Molecular Weight182.61 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-chloro-2,3-dimethyl-2H-pyrazolo[3,4-d]pyrimidine CAS 1935641-38-5 chemical structure

Description

The occurrence of 6-chloro-2,3-dimethyl-2H-pyrazolo[3,4-d]pyrimidine is closely related to a nitrile group, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

6-chloro-2,3-dimethyl-2H-pyrazolo[3,4-d]pyrimidine (CAS 1935641-38-5) is a high-purity analytical reference standard with the molecular formula C7H7ClN4 and a molecular weight of 182.61 g/mol.

The molecular framework of 6-chloro-2,3-dimethyl-2H-pyrazolo[3,4-d]pyrimidine (C7H7ClN4) is characterized by a nitrile group, chlorine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 6-chloro-2,3-dimethyl-2H-pyrazolo[3,4-d]pyrimidine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC7H7ClN4
Molecular Weight182.61 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Halogen ContentCl-containing
Nitrogen Atoms4

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