Norgestrel Impurity 1 CAS 6236-40-4

Purity 97%+In StockPharmaceutical Standards
CAS No.6236-40-4
Molecular FormulaC20H28O2
Molecular Weight300.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Norgestrel Impurity 1 CAS 6236-40-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 300.44 g/mol gives Norgestrel Impurity 1 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Norgestrel Impurity 1 (CAS 6236-40-4), a certified reference material (molecular formula C20H28O2, MW 300.44 g/mol) for analytical method development and quality control.

Based on its molecular formula C20H28O2, Norgestrel Impurity 1 contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 300.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC20H28O2
Molecular Weight300.44 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958

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