5-醛基噻吩-2-甲酸甲酯

5-醛基噻吩-2-甲酸甲酯 - Names and Identifiers

Name	5-Formylthiophene-2-carboxylic acid methyl ester
Synonyms	T5SJ BVH EVO1 [WLN] Methyl 5-forMylthiophene-2-carboxylate METHYL 5-FORMYL-2-THIOPHENECARBOXYLATE Methyl 5-formylthiophene-2-carboxylate 5-Formyl-2-thiophenecarboxylic acid methyl ester 5-Formylthiophene-2-carboxylic acid methyl ester 5-FORMYLTHIOPHENE-2-CARBOXYLIC ACID METHYL ESTER 2-Thiophenecarboxylic acid, 5-forMyl-, Methyl ester 2-thiophenecarboxylic acid, 5-formyl-, methyl ester
CAS	67808-64-4
InChI	InChI=1/C7H6O3S/c1-10-7(9)6-3-2-5(4-8)11-6/h2-4H,1H3

5-醛基噻吩-2-甲酸甲酯 - Physico-chemical Properties

Molecular Formula	C7H6O3S
Molar Mass	170.19
Density	1.324±0.06 g/cm3(Predicted)
Melting Point	102℃
Boling Point	304.3±27.0 °C(Predicted)
Flash Point	137.9°C
Vapor Presure	0.00088mmHg at 25°C
Storage Condition	under inert gas (nitrogen or Argon) at 2–8 °C
Refractive Index	1.586

5-醛基噻吩-2-甲酸甲酯 - Introduction

Acid methyl ester is an organic compound with the chemical formula C9H7NO3S. It has the following properties:
-Appearance: acid methyl ester exists in the form of white crystals or powder.
-Solubility: It has good solubility in common organic solvents, such as ethanol, chloroform and dimethylformamide.
-Stability: acid methyl ester is relatively stable under normal conditions, but light and strong oxidants should be avoided.

acid methyl ester is commonly used in material research and drug development in the field of organic synthesis. Its main uses include:
-Organic optoelectronic materials: It can be used to synthesize polymers containing thiophene groups, and is widely used in organic solar cells, organic field effect transistors, organic light-emitting diodes and other devices.
-Drug development: acid methyl ester and its derivatives show certain biological activity, so they are often used as intermediates or starting materials in the drug development process.

The method of preparing an acid methyl ester usually involves the following steps:
1. Condensation of 5-carboxylic acid-2-thiophene with hydrofluoric acid to obtain 5-methylthiothiophene-2-carboxylic acid.
2. 5-Methylthiothiophene-2-carboxylic acid is oxidized in the presence of an oxidizing agent to obtain 5-formylthiothiophene-2-carboxylic acid.
3. Esterify 5-formylthiothiophene-2-formic acid to obtain the final product acid methyl ester.

Regarding safety information, acid methyl ester is a chemical reagent for laboratory use and should comply with relevant safety procedures. It may cause irritation to the eyes, skin and respiratory tract, so wear appropriate personal protective equipment, such as laboratory gloves, protective glasses and respiratory protection equipment. During storage and handling, avoid contact with oxidants, acids or strong bases, and keep away from fire sources. Read and understand the relevant safety data sheets and operating instructions before use.

Last Update：2024-04-09 20:49:11