ethyl 5-bromopyrazine-2-carboxylate

ethyl 5-bromopyrazine-2-carboxylate - Names and Identifiers

Name	ethyl 5-bromopyrazine-2-carboxylate
Synonyms	ethyl 5-bromopyrazine-2-carboxylate Ethyl 5-broMopyrazine-2-carboxylate Ethyl 5-bromopyrazine-2-carboxylate ETHYL 5-BROMO-2-PYRAZINECARBOXYLATE 5-Bromopyrazine-2-carboxylic acid ethyl ester 2-Pyrazinecarboxylic acid,5-bromo-,ethyl ester 2-pyrazinecarboxylic acid, 5-bromo-, ethyl ester
CAS	36070-83-4
InChI	InChI=1/C7H7BrN2O2/c1-2-12-7(11)5-3-10-6(8)4-9-5/h3-4H,2H2,1H3

ethyl 5-bromopyrazine-2-carboxylate - Physico-chemical Properties

Molecular Formula	C7H7BrN2O2
Molar Mass	231.05
Density	1.577
Boling Point	301.4±37.0 °C(Predicted)
Flash Point	136.1°C
Vapor Presure	0.00106mmHg at 25°C
pKa	-4.50±0.10(Predicted)
Storage Condition	2-8°C
Refractive Index	1.548

ethyl 5-bromopyrazine-2-carboxylate - Introduction

Ethyl is an organic compound with the chemical formula C8H7BrN2O2. The following is an introduction to its nature, use, formulation and safety information:

Nature:
-Appearance: ethyl l is a white to pale yellow crystalline solid.
-Melting point: about 80-82°C
-Boiling point: about 275°C
-Solubility: ethyl l is soluble in organic solvents such as ethanol, dimethylformamide, etc.

Use:
- ethyl l is often used as an intermediate in organic synthesis, mainly for the preparation of other organic compounds.
-It can be used as raw materials in the field of pesticides and pharmaceuticals.

Preparation Method:
- ethyl l can be prepared by the following steps:
1. Pyrazin-2-one and acetone are oxidized under alkaline conditions to form pyrazin-2-one -3-one.
2. Pyrazin-2-keto-3-bromoacetic acid reacts under alkaline conditions to generate ethyl ketone.

Safety Information:
- ethyl l is less toxic and dangerous, but it is still necessary to pay attention to safe operation.
-May cause mild irritation on contact, inhalation or ingestion. Direct contact with skin and eyes should be avoided.
-During storage and handling, avoid contact with strong oxidants and high temperatures to avoid dangerous reactions.
-Check relevant safety information before use and follow proper laboratory practices. If you need to dispose of waste, please dispose of it in accordance with local regulations.

Last Update：2024-04-09 19:05:49