29921-57-1 Isopropyl bromoacetate Acetic acid, 2-bromo-, 1-methylethyl ester Acetic acid, bromo-, 1-methylethyl ester EINECS 249-956-2 CAS 29921-57-1

Purity 97%+In StockPharmaceutical Standards
CAS No.29921-57-1
Molecular FormulaC5H9BrO2
Molecular Weight181.03 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

29921-57-1
Isopropyl bromoacetate
Acetic acid, 2-bromo-, 1-methylethyl ester
Acetic acid, bromo-, 1-methylethyl ester
EINECS 249-956-2 CAS 29921-57-1 chemical structure

Description

Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, 29921-57-1 Isopropyl bromoacetate Acetic acid, 2-bromo-, 1-methylethyl ester Acetic acid, bromo-, 1-methylethyl ester EINECS 249-956-2 is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 181.03 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

29921-57-1 Isopropyl bromoacetate Acetic acid, 2-bromo-, 1-methylethyl ester Acetic acid, bromo-, 1-methylethyl ester EINECS 249-956-2 (CAS 29921-57-1), molecular formula C5H9BrO2 and molecular weight 181.03 g/mol, is a CATO reference standard with documented purity and traceability.

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.

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 FormulaC5H9BrO2
Molecular Weight181.03 g/mol
Purity97%+
StorageStore at 2-8°C, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityContains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1965
Halogen ContentBr-containing

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