2-thiophenecarboxylic acid, 4-amino- 2-thiophenecarboxylicacid,4-amino-(9ci) 4 - Aminothiophene - 2 - carboxylic acid 4-Amino-thiophene-2-carboxylic acid 4-amino-2-thiophenecarboxylic acid 4-aminothiophene-2-carboxylic acid 89499-38-7 CAS 89499-38-7

Purity 97%+In StockPharmaceutical Standards
CAS No.89499-38-7
Molecular FormulaC5H9NO2S
Molecular Weight147.20 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-thiophenecarboxylic acid, 4-amino- 2-thiophenecarboxylicacid,4-amino-(9ci) 4 - Aminothiophene - 2 - carboxylic acid 4-Amino-thiophene-2-carboxylic acid 4-amino-2-thiophenecarboxylic acid 4-aminothiophene-2-carboxylic acid 89499-38-7 CAS 89499-38-7 chemical structure

Description

CATO manufactures 2-thiophenecarboxylic acid, 4-amino- 2-thiophenecarboxylicacid,4-amino-(9ci) 4 - Aminothiophene - 2 - carboxylic acid 4-Amino-thiophene-2-carboxylic acid 4-amino-2-thiophenecarboxylic acid 4-aminothiophene-2-carboxylic acid 89499-38-7 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.

2-thiophenecarboxylic acid, 4-amino- 2-thiophenecarboxylicacid,4-amino-(9ci) 4 - Aminothiophene - 2 - carboxylic acid 4-Amino-thiophene-2-carboxylic acid 4-amino-2-thiophenecarboxylic acid 4-aminothiophene-2-carboxylic acid 89499-38-7 (CAS 89499-38-7), molecular formula C5H9NO2S and molecular weight 147.20 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, 2-thiophenecarboxylic acid, 4-amino- 2-thiophenecarboxylicacid,4-amino-(9ci) 4 - Aminothiophene - 2 - carboxylic acid 4-Amino-thiophene-2-carboxylic acid 4-amino-2-thiophenecarboxylic acid 4-aminothiophene-2-carboxylic acid 89499-38-7 is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 147.20 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

Physical & Chemical Properties

Molecular FormulaC5H9NO2S
Molecular Weight147.20 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1982
Nitrogen Atoms1
Sulfur Atoms1

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