4-Amino-6-methylpyrimidine CAS 3435-28-7

Purity 97%+In StockPharmaceutical Standards
CAS No.3435-28-7
Molecular FormulaC5H7N3
Molecular Weight109.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Amino-6-methylpyrimidine CAS 3435-28-7 chemical structure

Description

4-Amino-6-methylpyrimidine (CAS 3435-28-7), molecular formula C5H7N3 and molecular weight 109.13 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4-Amino-6-methylpyrimidine (C5H7N3) contains a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 109.13 g/mol, it falls into the low-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), 4-Amino-6-methylpyrimidine 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 FormulaC5H7N3
Molecular Weight109.13 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)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1957
Nitrogen Atoms3

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