Lamotrigine impurity 20 CAS 136565-76-9

Purity >90%In StockPharmacopoeial Impurity Standards
CAS No.136565-76-9
Molecular FormulaC9H7Cl2N5O
Molecular Weight272.09 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Lamotrigine impurity 20 CAS 136565-76-9 chemical structure

Description

CATO supplies Lamotrigine impurity 20 (CAS 136565-76-9), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H7Cl2N5O. Molecular weight: 272.09 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC9H7Cl2N5O
Molecular Weight272.09 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity>90%
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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Halogen ContentCl-containing
Nitrogen Atoms5

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