2-Aminothiophene-3-Carboxamide

2-Aminothiophene-3-Carboxamide - Names and Identifiers

Name	2-Amino-Thiophene-3-Carboxylic Acid Amide
Synonyms	AKOS 93830 AKOS B014696 CHEMBRDG-BB 3014696 ART-CHEM-BB B014696 TIMTEC-BB SBB007065 2-AMINOTHIOPHENE-3-CARBOXAMIDE 2-AMINO-3-THIOPHENECARBOXAMIDE 2-Amino-3-Thiophenecarboxamide 2-Aminothiophene-3-Carboxamide 2-Amino-Thiophene-3-Carboxylic Acid Amide 2-AMINO-THIOPHENE-3-CARBOXYLIC ACID AMIDE
CAS	14080-51-4
InChI	InChI=1/C5H6N2OS/c6-4(8)3-1-2-9-5(3)7/h1-2H,7H2,(H2,6,8)

2-Aminothiophene-3-Carboxamide - Physico-chemical Properties

Molecular Formula	C5H6N2OS
Molar Mass	142.18
Density	1.423±0.06 g/cm3(Predicted)
Melting Point	153-155°C
Boling Point	321.8±22.0 °C(Predicted)
Flash Point	148.4°C
Vapor Presure	0.000292mmHg at 25°C
Appearance	Light brown solid
Color	White to Orange to Green
pKa	15.58±0.50(Predicted)
Storage Condition	under inert gas (nitrogen or Argon) at 2–8 °C
Refractive Index	1.681

2-Aminothiophene-3-Carboxamide - Risk and Safety

Risk Codes	R22 - Harmful if swallowed R36 - Irritating to the eyes R43 - May cause sensitization by skin contact
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves.
Hazard Class	IRRITANT

2-Aminothiophene-3-Carboxamide - Introduction

2-amine thiophene -3-carbonyl amine, also known as 2-amino -3-thiophene formamide, is an organic compound. Its chemical formula is C5H5N3OS. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
-Appearance: 2-aminothiophene-3-carbonyl amine is a colorless or light yellow crystal or crystalline powder.
-Solubility: Soluble in water, but also soluble in organic solvents such as ethanol and dimethylformamide.

Use:
-2-aminothiophene-3-carbonyl amine can be used as a synthetic intermediate for pesticides, dyes and photosensitive materials.
-It can also be used in the preparation of organic electronic devices such as solar cells.
-In organic synthesis, it can be used as a catalyst, reducing agent or ligand.

Preparation Method:
The preparation method of -2-amine thiophene-3-carbonyl amine includes the aminolysis reaction of thiophene formamide. The specific step is the reaction of thiophene formamide with ammonia and treatment under basic conditions.

Safety Information:
-2-Aminothiophene-3-carbonyl amine is a chemical and should be stored, used and handled properly.
-Wear appropriate personal protective equipment such as gloves, goggles and protective clothing when handling the compound.
-Avoid inhaling the dust of the compound or contact with skin, eyes and mucous membranes.
-Good ventilation should be provided when operating the compound.
-In terms of waste treatment, relevant local regulations should be observed and appropriate treatment measures should be taken to avoid pollution and harm to the environment.

Please note that the information provided above is for reference only. Relevant literature and safety information are also required for specific situations. Always follow laboratory safety guidelines and recommendations when using and handling chemicals.

Last Update：2024-04-10 22:29:15