5556-22-9

Basic information

• Product Name: 3-Hydroxy-5-methyl-2-thiophenecarboxylic acid methyl ester
• Synonyms: 3-Hydroxy-5-methyl-2-thiophenecarboxylic acid methyl ester
• CAS NO: 5556-22-9
• Molecular Formula: C₇H₈O₃S
• Molecular Weight: 172.2
• Mol File: 5556-22-9.mol
• Article Data: 6

Chemical Properties

• Appearance: /
• Storage Temp.: Keep in dark place,Sealed in dry,Room Temperature
• CAS DataBase Reference: 3-Hydroxy-5-methyl-2-thiophenecarboxylic acid methyl ester(CAS DataBase Reference)
• NIST Chemistry Reference: 3-Hydroxy-5-methyl-2-thiophenecarboxylic acid methyl ester(5556-22-9)
• EPA Substance Registry System: 3-Hydroxy-5-methyl-2-thiophenecarboxylic acid methyl ester(5556-22-9)

Safety Data

• Hazardous Substances Data: 5556-22-9(Hazardous Substances Data)

Usage

General Description

3-Hydroxy-5-methyl-2-thiophenecarboxylic acid methyl ester is an organic compound with a molecular formula C9H10O3S. It is a methyl ester derivative of 3-hydroxy-5-methyl-2-thiophenecarboxylic acid and is commonly used in the synthesis of pharmaceuticals and agrochemicals. The compound has a methyl group attached to the carboxylic acid functional group and a thiol group attached to the aromatic ring. It is known for its biological activities, including anti-inflammatory and analgesic properties. In addition, 3-Hydroxy-5-methyl-2-thiophenecarboxylic acid methyl ester is used in chemical research and as a building block in organic synthesis.

Upstream product

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• 141-97-9 ethyl acetoacetate 
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• 74-93-1 methylthiol 
• 95201-94-8 methyl 2-chloro-3-oxo-2,3-dihydrothiophen-2-yl-carboxylate 
• 67525-85-3 3-Hydroxy-5-methyl-4,5-dihydro-thiophene-2-carboxylic acid methyl ester 

Downstream Products

• 57245-91-7 3(5)-(hydrazidomethyl)-5(3)-methylpyrazole 
• 83261-26-1 3-methoxy-5-methylthiophene 2-carboxylic acid 
• 113588-96-8 4-Bromo-3-benzyloxy-5-methyl-N-1 H-tetrazol-5-yl-2-thiophenecarboxamide 
• 113588-95-7 4-Bromo-3-(1-methylethoxy)-5-methyl-N-1 H-tetrazol-5-yl-2-thiophenecarboxamide 
• 113589-45-0 3-Benzyloxy-4-bromo-5-methyl-thiophene-2-carboxylic acid methyl ester 
• 113589-59-6 3-Benzyloxy-4-bromo-5-methyl-thiophene-2-carboxylic acid 
• 113589-44-9 4-Bromo-3-ethoxy-5-methyl-thiophene-2-carboxylic acid methyl ester 
• 113589-58-5 4-Bromo-3-isopropoxy-5-methyl-thiophene-2-carboxylic acid 

Relevant articles and documents

N-1H-Tetrazol-5-yl-(5-Ring)-carboxamide-derivatives, a process for their manufacture, and the use thereof

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N-1H-tetrazol-5-yl-2-thiophene carboxamides, N-1H-tetrazol-5-yl-2-pyrrole carboxamides, N-1H-tetrazol-5-yl-2-furan carboxamides, and anti-allergic and anti-inflammatory use thereof

The present invention is for compounds having the formula of N-1H-tetrazol-5-yl-2-thiophenecarboxamides, N-1H-tetrazol-5-yl-2-pyrrolecarboxamides, N-1H-tetrazol-5-yl-2-furancarboxamides or analogs of each of the carboxamides. The compounds are useful for the treatment of allergic or inflammatory conditions or diseases. Thus, pharmaceutical compositions and methods of use are also the invention. Processes of preparation for the compounds are also the invention.

Aromatization of Dihydrothiophenes. Thiophenesaccharin: A Sweet Surprise

Sulfuryl chloride has been shown to be highly effective in the dehydrogenation of 3,4-disubstituted-2,5-dihydrothiophenes and 2,3-disubstituted-4,5-dihydrothiophenes, in which the 3,4 and 2,3 substitutents are part of a β-keto carbonyl functionality or it