5-Ethynyl-1,3-dimethyl-1h-pyrazol-4-amine CAS 94990-00-8

Purity 97%+In StockPharmaceutical Standards
CAS No.94990-00-8
Molecular FormulaC7H9N3
Molecular Weight135.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Ethynyl-1,3-dimethyl-1h-pyrazol-4-amine CAS 94990-00-8 chemical structure

Description

Owing to a nitrile group, an aromatic ring system, 5-Ethynyl-1,3-dimethyl-1h-pyrazol-4-amine is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 135.17 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

CATO supplies 5-Ethynyl-1,3-dimethyl-1h-pyrazol-4-amine (CAS 94990-00-8), a certified reference material (molecular formula C7H9N3, MW 135.17 g/mol) for analytical method development and quality control.

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), 5-Ethynyl-1,3-dimethyl-1h-pyrazol-4-amine 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 FormulaC7H9N3
Molecular Weight135.17 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Nitrogen Atoms3

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