Isopropyl 3,4,5-trihydroxybenzoate CAS 1138-60-9

Purity >95%In StockPharmaceutical Standards
CAS No.1138-60-9
Molecular FormulaC10H12O5
Molecular Weight212.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Isopropyl 3,4,5-trihydroxybenzoate CAS 1138-60-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 212.20 g/mol gives Isopropyl 3,4,5-trihydroxybenzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Isopropyl 3,4,5-trihydroxybenzoate (CAS 1138-60-9), molecular formula C10H12O5 and molecular weight 212.20 g/mol, is a CATO reference standard with documented purity and traceability.

Isopropyl 3,4,5-trihydroxybenzoate (C10H12O5) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 Isopropyl 3,4,5-trihydroxybenzoate 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 FormulaC10H12O5
Molecular Weight212.20 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

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