2,5-Dimethylpyrrole-3-carboxylic acid

2,5-Dimethylpyrrole-3-carboxylic acid - Names and Identifiers

Name	2,5-dimethyl-1H-pyrrole-3-carboxylic acid
Synonyms	TIMTEC-BB SBB010130 2,5-DIMETHYLPYRROLE-3-CARBOXYLIC ACID 2,5-Dimethylpyrrole-3-carboxylic acid 2,5-dimethyl-1H-pyrrole-3-carboxylate 2,5-dimethyl-1H-pyrrole-3-carboxylic acid 2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLIC ACID 1H-Pyrrole-3-carboxylic acid, 2,5-dimethyl-
CAS	57338-76-8
InChI	InChI=1/C7H9NO2/c1-4-3-6(7(9)10)5(2)8-4/h3,8H,1-2H3,(H,9,10)/p-1

2,5-Dimethylpyrrole-3-carboxylic acid - Physico-chemical Properties

Molecular Formula	C7H9NO2
Molar Mass	139.15
Density	1.233±0.06 g/cm3(Predicted)
Melting Point	200 °C
Boling Point	318.4±37.0 °C(Predicted)
Flash Point	146.4°C
Vapor Presure	0.000151mmHg at 25°C
pKa	5.85±0.50(Predicted)
Storage Condition	Keep in dark place,Sealed in dry,Room Temperature
MDL	MFCD00203874

2,5-Dimethylpyrrole-3-carboxylic acid - Risk and Safety

Hazard Symbols	Xi - Irritant
Risk Codes	36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
Hazard Class	IRRITANT

2,5-Dimethylpyrrole-3-carboxylic acid - Introduction

2. Acid is an organic compound whose structure contains a pyrrole ring and a carboxyl group. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: 2, acid is light yellow crystal.
-Melting point: about 160°C-165°C.
-Solubility: Soluble in some organic solvents, such as dichloromethane, ethanol and dimethylformamide.

Use:
- 2, acid is an important organic synthetic intermediate, which has a wide range of applications in the fields of medicine and chemistry.
-It can be used to synthesize other compounds, such as pesticides, dyes and antibiotics.
-Because it contains carboxyl groups, it can also be used as a metal chelating agent.

Preparation Method:
- 2, there are two main preparation methods for acid:
1. Through the reaction of pyrrole with formic anhydride under the condition of concentrated sulfuric acid, 2,5-dimethylpyrrole-3-carboxylic anhydride is generated, and then the target product is obtained by hydrolysis.
2. Acylation of pyrrole in the presence of acetic anhydride and thionyl chloride to generate 2, 4-acid.

Safety Information:
- 2, acid is generally considered relatively safe under normal operating conditions.
-Avoid skin contact and inhalation of dust or gas during contact.
-Wear appropriate protective equipment such as gloves and goggles when used.
-Keep it in a dry, well-ventilated place during storage and handling.
-When using or handling this compound, please strictly follow the chemical safety procedures.

Last Update：2024-04-09 21:04:16