(E)-3-(3-Methylthiophen-2-yl)acrylic acid CAS 102696-70-8

Purity 97%+In StockPharmaceutical Standards
CAS No.102696-70-8
Molecular FormulaC8H8O2S
Molecular Weight168.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-3-(3-Methylthiophen-2-yl)acrylic acid CAS 102696-70-8 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.

CATO supplies (E)-3-(3-Methylthiophen-2-yl)acrylic acid (CAS 102696-70-8), a certified reference material (molecular formula C8H8O2S, MW 168.21 g/mol) for analytical method development and quality control.

Structurally, (E)-3-(3-Methylthiophen-2-yl)acrylic acid (C8H8O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 168.21 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

As a certified reference material (CRM), (E)-3-(3-Methylthiophen-2-yl)acrylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC8H8O2S
Molecular Weight168.21 g/mol
Purity97%+
StorageStore at 2-8°C
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.)1986
Sulfur Atoms1

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