8-tert-Butyl-4-(3,4-difluorobenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid CAS 1326809-83-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1326809-83-9
Molecular FormulaC20H25F2NO4
Molecular Weight381.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

8-tert-Butyl-4-(3,4-difluorobenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid CAS 1326809-83-9 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 8-tert-Butyl-4-(3,4-difluorobenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid.

8-tert-Butyl-4-(3,4-difluorobenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid (CAS 1326809-83-9), molecular formula C20H25F2NO4 and molecular weight 381.41 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 8-tert-Butyl-4-(3,4-difluorobenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid (C20H25F2NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 381.41 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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

CATO manufactures 8-tert-Butyl-4-(3,4-difluorobenzoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic 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 FormulaC20H25F2NO4
Molecular Weight381.41 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentF-containing
Nitrogen Atoms1

Recommended Standards

Why CATO?