2-Carbon-<SUP>13</SUP>C-ethoxythiophene-2-<SUP>13</SUP>C-3 sulfonyl chloride CAS 1173018-95-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1173018-95-5
Molecular FormulaC5[13C]2H10ClO4S2
Molecular Weight259.72 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Carbon-<SUP>13</SUP>C-ethoxythiophene-2-<SUP>13</SUP>C-3 sulfonyl chloride CAS 1173018-95-5 chemical structure

Description

2-Carbon-<SUP>13</SUP>C-ethoxythiophene-2-<SUP>13</SUP>C-3 sulfonyl chloride (CAS 1173018-95-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5[13C]2H10ClO4S2. Molecular weight: 259.72 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC5[13C]2H10ClO4S2
Molecular Weight259.72 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityHygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)1.5
CAS Registry Year (est.)1989
Halogen ContentCl-containing
Sulfur Atoms2

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