202195-67-3

202195-67-3 - Names and Identifiers

Name	2H-1,4-Benzoxazine-6-carboxylicacid, 3,4-dihydro-3-oxo-, methyl ester
Synonyms	BUTTPARK 1207-48 6-Methoxycarbonyl-2H-1,4-benzoxazin-3(4H)-one Methyl3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylate 3,4-Dihydro-6-(methoxycarbonyl)-3-oxo-2H-1,4-benzoxazine Methyl 3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-carboxylate METHYL 3-OXO-3,4-DIHYDRO-2H-1,4-BENZOXAZINE-6-CARBOXYLATE Methyl 3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carboxylate Methyl 3,4-dihydro-3-oxo-2H-1,4-benzoxazine-6-carboxylate Methyl3-oxo-3,4-dihydro-2H-benzo[1,4]oxazine-6-carboxylate methyl 3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carboxylate METHYL 3,4-DIHYDRO-3-OXO-2H-BENZO[B][1,4]OXAZINE-6-CARBOXYLATE 2H-1,4-Benzoxazine-6-carboxylicacid, 3,4-dihydro-3-oxo-, methyl ester
CAS	202195-67-3

202195-67-3 - Physico-chemical Properties

Molecular Formula	C10H9NO4
Molar Mass	207.18
Density	1.313±0.06 g/cm3(Predicted)
Melting Point	183-185
Boling Point	412.1±45.0 °C(Predicted)
Flash Point	203.1 °C
pKa	12.05±0.20(Predicted)
Storage Condition	2-8°C

202195-67-3 - Risk and Safety

Risk Codes	22 - Harmful if swallowed
Hazard Class	IRRITANT

202195-67-3 - Introduction

2H-1, 3,4-dihydro-3-oxo-, methyl ester is an organic compound. The following is a description of its nature, use, preparation and safety information:

Nature:
-chemical formula: C11H11NO3
-Appearance: solid, common white or light yellow crystal
-Melting point: about 80 degrees Celsius
-Solubility: Soluble in organic solvents such as ethanol and dimethyl sulfoxide
-Stability: relatively stable under normal temperature, but avoid prolonged exposure to sunlight or high temperature environment

Use:
- 2H-1, 3,4-dihydro-3-oxo-, methyl ester is widely used in the pesticide industry to synthesize pesticide ingredients, such as cypromethrin.
-It can also be used as a reagent and intermediate in organic synthesis for the synthesis of other compounds.

Method:
2H-1, 3,4-dihydro-3-oxo-, methyl ester's preparation method varies from manufacturer to patent. A common method of preparation is by reacting benzoxazinamine with methyl 4-hydroxyvalerate. The specific reaction conditions and processes may vary according to different preparation schemes.

Safety Information:
- 2H-1, 3,4-dihydro-3-oxo-, methyl ester should be used with caution and avoid contact with skin, eyes and respiratory system.
-Wear necessary personal protective equipment such as safety glasses, protective gloves and protective masks when using.
-Waste needs to be disposed of in accordance with local regulations to prevent pollution to the environment.

Last Update：2024-04-10 22:29:15