5-Methyl-2-thiophenecarboxylic acid

Product Name: 5-Methyl-2-thiophenecarboxylic acid
CAS No.: 1918-79-2
Chemical Name: 5-Methyl-2-thiophenecarboxylic acid
Synonyms: 5-METHYLTHIOPHENE-2-CARBOXYLIC ACID;2-Thiophenecarboxylic acid, 5-methyl-;AKOS B000091;TIMTEC-BB SBB004146;RARECHEM AL BE 0181;5-METHYL-2-THENOIC ACID;Rivaroxaban Impurity 51;2-Carboxy-5-methylthiophene;ethyl-2-thiophenecarboxylic acid;5-Methylthiophen-2-carboxylic acid
CBNumber: CB3183843
Molecular Formula: C6H6O2S
Formula Weight: 142.18
MOL File: 1918-79-2.mol

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5-Methyl-2-thiophenecarboxylic acid Property

Melting point:: 135-138 °C(lit.)
Boiling point:: 229.75°C (rough estimate)
Density: 1.365 (estimate)
refractive index: 1.5300 (estimate)
storage temp.: 2-8°C(protect from light)
form: Liquid
pka: 3.71±0.10(Predicted)
color: Clear
BRN: 113857
CAS DataBase Reference: 1918-79-2(CAS DataBase Reference)
NIST Chemistry Reference: 5-Methyl-2-thiophenecarboxylic acid (keto form)(1918-79-2)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 22-24/25
WGK Germany: 3
HazardClass: IRRITANT
HS Code: 29309090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: M84429
Product name: 5-Methyl-2-thiophenecarboxylic acid
Purity: 99%
Packaging: 5g
Price: $41.1
Updated: 2023/06/20

Sigma-Aldrich

Product number: M84429
Product name: 5-Methyl-2-thiophenecarboxylic acid
Purity: 99%
Packaging: 25g
Price: $255
Updated: 2022/05/15

TCI Chemical

Product number: M1118
Product name: 5-Methyl-2-thiophenecarboxylic Acid
Purity: >98.0%(GC)(T)
Packaging: 5g
Price: $41
Updated: 2024/03/01

Alfa Aesar

Product number: A17737
Product name: 5-Methylthiophene-2-carboxylic acid, 98+%
Packaging: 5g
Price: $43.65
Updated: 2024/03/01

Alfa Aesar

Product number: A17737
Product name: 5-Methylthiophene-2-carboxylic acid, 98+%
Packaging: 25g
Price: $138.65
Updated: 2024/03/01

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5-Methyl-2-thiophenecarboxylic acid Chemical Properties,Usage,Production

Chemical Properties

BEIGE CRYSTALLINE POWDER

Definition

ChEBI: 5-Methyl-2-thiophenecarboxylic acid is a thiophenecarboxylic acid.

Synthesis Reference(s)

Tetrahedron Letters, 15, p. 2373, 1974 DOI: 10.1016/S0040-4039(01)92259-2

5-Methyl-2-thiophenecarboxylic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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5-Methyl-2-thiophenecarboxylic acid Suppliers

Americas 1 Belgium 4 Canada 1 China 184 Europe 3 France 1 Germany 7 India 12 Japan 3 Russia 1 Slovakia 2 Switzerland 2 The Netherlands 1 Ukraine 2 United Kingdom 16 United States 40 Global 280

TOKYO CHEMICAL INDUSTRY CO., LTD.

Tel: 03-36680489
Fax: 03-3668-0520
Email: Sales-JP@TCIchemicals.com
Country: Japan
ProdList: 28387
Advantage: 80

Wako Pure Chemical Industries, Ltd.

Tel: --
Fax: --
Email: labchem-tec@wako-chem.co.jp
Country: Japan
ProdList: 6819
Advantage: 80

Kanto Chemical Co., Inc.

Tel: --
Fax: --
Email: reag-info@gms.kanto.co.jp
Country: Japan
ProdList: 6756
Advantage: 74

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View Lastest Price from 5-Methyl-2-thiophenecarboxylic acid manufacturers

Hebei Chuanghai Biotechnology Co,.LTD

Product: 5-Methyl-2-thiophenecarboxylic acid 1918-79-2
Price: US $9.00/KG
Min. Order: 1KG
Purity: 99.8%
Supply Ability: 100tons
Release date: 2024-08-15

Hebei Mojin Biotechnology Co.,Ltd

Product: 5-Methyl-2-thiophenecarboxylic acid 1918-79-2
Price: US $0.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 50000KG/month
Release date: 2024-08-27

Shanghai kingmorn biotechnology Co.,LTD.

Product: 5-Methyl-2-thiophenecarboxylic acid 1918-79-2
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 98%
Supply Ability: >100KG
Release date: 2021-07-20

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ARYL ACID

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Heterocyclic Compounds

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