20737-42-2

20737-42-2 - Names and Identifiers

Name	3-oxo-3,4-dihydropyrazine-2-carboxylic acid
Synonyms	3-Hydroxypyrazinecarboxylic acid 3-HYDROXYPYRAZINE-2-CARBOXYLIC ACID 3-Hydroxy-2-pyrazinecarboxylic acid 2-HYDROXY-3-PYRAZINECARBOXYLIC ACID 3-Hydroxypyrazine-2-carboxylic acid 2-pyrazinecarboxylic acid, 3-hydroxy- 3-HYDROXY-PIPERAZINE-2-CARBOXYLIC ACID 3-Oxo-3,4-dihydropyrazine-2-carboxylic acid 3-oxo-3,4-dihydropyrazine-2-carboxylic acid 2-Pyrazinecarboxylicacid, 3,4-dihydro-3-oxo 2-pyrazinecarboxylic acid, 3,4-dihydro-3-oxo-
CAS	20737-42-2
InChI	InChI=1/C5H4N2O3/c8-4-3(5(9)10)6-1-2-7-4/h1-2H,(H,7,8)(H,9,10)

20737-42-2 - Physico-chemical Properties

Molecular Formula	C5H4N2O3
Molar Mass	140.1
Density	1.63±0.1 g/cm3(Predicted)
Melting Point	218-220 °C
Boling Point	608.5°C at 760 mmHg
Flash Point	321.8°C
Vapor Presure	1.17E-15mmHg at 25°C
Appearance	Solid
pKa	12.72±0.20(Predicted)
Storage Condition	2-8°C
Refractive Index	1.662
MDL	MFCD00235136

20737-42-2 - Introduction

3-oxo-3 is an organic compound with the chemical formula C6H7N3O3. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: 3-oxo-3, acid is a colorless crystalline solid.
-Solubility: It can be dissolved in water and is stable under acidic conditions.
-Melting point: 3-oxo-3, the melting point of acid is about 190 ° C.

Use:
-Pharmaceutical field: It is widely used as an intermediate in drug synthesis, especially for the synthesis of antiepileptic drugs.
-Chemical research: 3-oxo-3, acid can also be used as a reagent in organic synthesis.

Method:
- 3-oxo-3, the preparation of acid can be achieved by the acid-catalyzed hydroxymethylation reaction of pyrazine formic acid. A common method is to use methanol as the solvent and heat the reaction under acidic conditions. After the reaction, the target product was purified by distillation and crystallization.

Safety Information:
- 3-oxo-3, acid has no obvious toxicity and harm to human body and environment under regular use conditions.
-However, as an organic matter, it should be stored in a dry, well-ventilated place, and away from fire and oxidants.
-When using, wear appropriate personal protective equipment, such as laboratory gloves and goggles, and avoid contact with skin and eyes.

Please note that this is only a brief introduction to the common Properties, Uses, methods, and safety information of 3-oxo-3 acid. For more detailed information and experimental instructions in a specific application or study, please refer to the relevant literature or consult a professional.

Last Update：2024-04-09 20:13:35