Nintedanib Impurity 136 CAS 70138-33-9

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.70138-33-9
Molecular FormulaC10H13ClO3
Molecular Weight216.66 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Nintedanib Impurity 136 CAS 70138-33-9 chemical structure

Description

Nintedanib Impurity 136 (CAS 70138-33-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H13ClO3. Molecular weight: 216.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC10H13ClO3
Molecular Weight216.66 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Halogen ContentCl-containing

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