1-​[[[5'-​[[1-​(4-​Chloro-​3-​methylphenyl)​ethyl]​amino]​-​2'-​fluoro-​3,​5-​dimethyl[1,​1'-​biphenyl]​-​4-​yl]​carbonyl]​amino]​-cyclopropanecarboxyl​ic Acid CAS 1233332-37-0

Purity 97%+In StockPharmaceutical Standards
CAS No.1233332-37-0
Molecular FormulaC28H28ClFN2O3
Molecular Weight494.98 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-​[[[5'-​[[1-​(4-​Chloro-​3-​methylphenyl)​ethyl]​amino]​-​2'-​fluoro-​3,​5-​dimethyl[1,​1'-​biphenyl]​-​4-​yl]​carbonyl]​amino]​-cyclopropanecarboxyl​ic Acid CAS 1233332-37-0 chemical structure

Description

1-​[[[5'-​[[1-​(4-​Chloro-​3-​methylphenyl)​ethyl]​amino]​-​2'-​fluoro-​3,​5-​dimethyl[1,​1'-​biphenyl]​-​4-​yl]​carbonyl]​amino]​-cyclopropanecarboxyl​ic Acid (CAS 1233332-37-0), molecular formula C28H28ClFN2O3 and molecular weight 494.98 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C28H28ClFN2O3, 1-​[[[5'-​[[1-​(4-​Chloro-​3-​methylphenyl)​ethyl]​amino]​-​2'-​fluoro-​3,​5-​dimethyl[1,​1'-​biphenyl]​-​4-​yl]​carbonyl]​amino]​-cyclopropanecarboxyl​ic Acid contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 494.98 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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.

CATO manufactures 1-​[[[5'-​[[1-​(4-​Chloro-​3-​methylphenyl)​ethyl]​amino]​-​2'-​fluoro-​3,​5-​dimethyl[1,​1'-​biphenyl]​-​4-​yl]​carbonyl]​amino]​-cyclopropanecarboxyl​ic Acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC28H28ClFN2O3
Molecular Weight494.98 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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