3-(Tert-butyl)-2-(4-chlorobenzoyl)indeno[1,2-c]pyrazol-4(2H)-one CAS 1022446-74-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1022446-74-7
Molecular FormulaC21H17ClN2O2
Molecular Weight364.82 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(Tert-butyl)-2-(4-chlorobenzoyl)indeno[1,2-c]pyrazol-4(2H)-one CAS 1022446-74-7 chemical structure

Description

The occurrence of 3-(Tert-butyl)-2-(4-chlorobenzoyl)indeno[1,2-c]pyrazol-4(2H)-one is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 3-(Tert-butyl)-2-(4-chlorobenzoyl)indeno[1,2-c]pyrazol-4(2H)-one (CAS 1022446-74-7), a certified reference material (molecular formula C21H17ClN2O2, MW 364.82 g/mol) for analytical method development and quality control.

Structurally, 3-(Tert-butyl)-2-(4-chlorobenzoyl)indeno[1,2-c]pyrazol-4(2H)-one (C21H17ClN2O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 364.82 g/mol, it falls into the moderately-high-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.

CATO manufactures 3-(Tert-butyl)-2-(4-chlorobenzoyl)indeno[1,2-c]pyrazol-4(2H)-one 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 FormulaC21H17ClN2O2
Molecular Weight364.82 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Halogen ContentCl-containing
Nitrogen Atoms2

Recommended Standards

Why CATO?