(S)-4-KETO-PROLINE HYDROBROMIDE (S)-4-OXOPYRROLIDINE-2-CARBOXYLIC ACID HYDROBROMIDE 4-KETO-L-PROLINE HYDROBROMIDE 4-OXO-L-PROLINE HYDROBROMIDE 75776-67-9 BC003842 CAS 75776-67-9

Purity 97%+In StockPharmaceutical Standards
CAS No.75776-67-9
Molecular FormulaC5H7NO3
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-4-KETO-PROLINE HYDROBROMIDE (S)-4-OXOPYRROLIDINE-2-CARBOXYLIC ACID HYDROBROMIDE 4-KETO-L-PROLINE HYDROBROMIDE 4-OXO-L-PROLINE HYDROBROMIDE 75776-67-9 BC003842 CAS 75776-67-9 chemical structure

Description

(S)-4-KETO-PROLINE HYDROBROMIDE (S)-4-OXOPYRROLIDINE-2-CARBOXYLIC ACID HYDROBROMIDE 4-KETO-L-PROLINE HYDROBROMIDE 4-OXO-L-PROLINE HYDROBROMIDE 75776-67-9 BC003842 (CAS 75776-67-9), molecular formula C5H7NO3HBr and molecular weight 210.03 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, (S)-4-KETO-PROLINE HYDROBROMIDE (S)-4-OXOPYRROLIDINE-2-CARBOXYLIC ACID HYDROBROMIDE 4-KETO-L-PROLINE HYDROBROMIDE 4-OXO-L-PROLINE HYDROBROMIDE 75776-67-9 BC003842 is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 210.03 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 (S)-4-KETO-PROLINE HYDROBROMIDE (S)-4-OXOPYRROLIDINE-2-CARBOXYLIC ACID HYDROBROMIDE 4-KETO-L-PROLINE HYDROBROMIDE 4-OXO-L-PROLINE HYDROBROMIDE 75776-67-9 BC003842 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 FormulaC5H7NO3 HBr
Molecular Weight210.03 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1978
Halogen ContentBr-containing
Nitrogen Atoms1

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