Eribulin mesylate intermediate CAS 157322-83-3

Purity 97%+In StockPharmaceutical Standards
CAS No.157322-83-3
Molecular FormulaC32H63IO7Si3
Molecular Weight771.00 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Eribulin mesylate intermediate CAS 157322-83-3 chemical structure

Description

Based on its molecular formula C32H63IO7Si3, Eribulin mesylate intermediate contains a carboxylic acid group, a hydroxyl group, an ether linkage, iodine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 771.00 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

Eribulin mesylate intermediate (CAS 157322-83-3) is a high-purity analytical reference standard with the molecular formula C32H63IO7Si3 and a molecular weight of 771.00 g/mol.

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 Eribulin mesylate intermediate 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 FormulaC32H63IO7Si3
Molecular Weight771.00 g/mol
Purity97%+
StorageStore at room temperature, keep sealed and dry
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.)2001
Halogen ContentI-containing

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