Tos-PEG3-O-C1-CH3COO CAS 855120-17-1

Purity 97%+In StockPharmaceutical Standards
CAS No.855120-17-1
Molecular FormulaC16H24O8S
Molecular Weight376.42 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Tos-PEG3-O-C1-CH3COO CAS 855120-17-1 chemical structure

Description

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.

Tos-PEG3-O-C1-CH3COO (CAS 855120-17-1) is a high-purity analytical reference standard with the molecular formula C16H24O8S and a molecular weight of 376.42 g/mol.

Based on its molecular formula C16H24O8S, Tos-PEG3-O-C1-CH3COO contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 376.42 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

CATO manufactures Tos-PEG3-O-C1-CH3COO 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 FormulaC16H24O8S
Molecular Weight376.42 g/mol
Purity97%+
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Sulfur Atoms1

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