AURORA KA-5421

AURORA KA-5421 - Names and Identifiers

Name	2H-1,4-benzoxazin-3(4H)-one
Synonyms	AURORA KA-5421 4-AZA-3-CHROMANONE OTAVA-BB BB7020041238 BENZO[B]MORPHOLIN-3-ONE 4H-BENZO[1,4]OXAZIN-3-ONE 2H-1,4-benzoxazin-3(4H)-one 2H-1,4-BENZOXAZIN-3(4H)-ONE 2H-1,4-BENZOXAZINE-3(4H)-ONE 2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE
CAS	5466-88-6
InChI	InChI=1/C8H7NO2/c10-8-5-11-7-4-2-1-3-6(7)9-8/h1-4H,5H2,(H,9,10)

AURORA KA-5421 - Physico-chemical Properties

Molecular Formula	C8H7NO2
Molar Mass	149.15
Density	1.244±0.06 g/cm3(Predicted)
Melting Point	173-175°C(lit.)
Boling Point	337.7±31.0 °C(Predicted)
Flash Point	158.052°C
Solubility	methanol: soluble25mg/mL, clear, colorless
Vapor Presure	0mmHg at 25°C
Appearance	Flakes or Powder
Color	White to yellow to tan
Maximum wavelength(λmax)	['286nm(EtOH)(lit.)']
pKa	12.89±0.20(Predicted)
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.563
MDL	MFCD00158536

AURORA KA-5421 - 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 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection
WGK Germany	3
RTECS	DM3270000
HS Code	29349990
Hazard Class	IRRITANT

AURORA KA-5421 - Introduction

2H-1,4-benzoxazin-3(4H)-one is an organic compound with the chemical formula C7H5NO2. The following is a description of its nature, use, preparation and safety information:

Nature:
-Appearance: 2H-1,4-benzoxazin-3(4H)-one is a white to yellow crystalline powder.
-Melting point: about 160-162 ℃.
-Density: about 1.39g/cm³.
-Solubility: Soluble in chloroform, ether, methanol and ethanol, difficult to dissolve in water.

Use:
-Chemical synthesis: 2H-1,4-benzoxazin-3(4H)-one can be used as an intermediate in organic synthesis and can be used to synthesize a variety of organic compounds.
-Drug research: It is also used in the discovery and development of new drugs.

Preparation Method:
2H-1,4-benzoxazin-3(4H)-one can be synthesized by a variety of methods. The following is one of the commonly used synthesis methods:
p-hydroxybenzophenone is reacted with carbamate to give 2H-1,4-benzoxazin-3(4H)-one.

Safety Information:
- 2H-1,4-benzoxazin-3(4H)-one is a general organic compound and must be operated in accordance with safe operating procedures.
-Avoid contact with skin, eyes and respiratory tract.
-When using or storing, please keep it away from fire and oxidant.
-Seek immediate medical assistance if exposed or inhaled.

Last Update：2024-04-09 02:00:46