2 H-1,3-BENZOXAZINE-2,4(3 H)-DIONE

2 H-1,3-BENZOXAZINE-2,4(3 H)-DIONE Structure
CAS No.
2037-95-8
Chemical Name:
2 H-1,3-BENZOXAZINE-2,4(3 H)-DIONE
Synonyms
ruhmal;carsalam;beaprine;Carsalame;Two ketone;4(3 H)-DIONE;CAS:2037-95-8;3-BENZOXAZINE-2;oxophenhydroxazine;TIMTEC-BB SBB003929
CBNumber:
CB7736467
Molecular Formula:
C8H5NO3
Molecular Weight:
163.13
MOL File:
2037-95-8.mol
MSDS File:
SDS
Modify Date:
2024/7/2 8:55:17

2 H-1,3-BENZOXAZINE-2,4(3 H)-DIONE Properties

Melting point 228-232 °C(lit.)
Density 1.402±0.06 g/cm3(Predicted)
vapor pressure 0.73-1.27Pa at 89.94-107.94℃
storage temp. Sealed in dry,Room Temperature
solubility DMSO : ≥ 40 mg/mL (245.20 mM)
form Solid
pka 9.16±0.20(Predicted)
color White to off-white
Merck 13,1879
LogP 0.78-0.88 at 20℃

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P280-P305+P351+P338
Hazard Codes  Xn
Risk Statements  22
Safety Statements  36
WGK Germany  3
RTECS  DM3110000
HS Code  2934999090

2 H-1,3-BENZOXAZINE-2,4(3 H)-DIONE Chemical Properties,Uses,Production

Chemical Properties

Off-white to light brown crystalline powder

Uses

analgesic

General Description

Kinetic studies of the alkaline hydrolysis of 2H-1,3-benzoxazine-2,4(3H)-dione (carsalam) were conducted and reaction was found to be of fractional order with respect to [OH-].

2 H-1,3-BENZOXAZINE-2,4(3 H)-DIONE Preparation Products And Raw materials

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beaprine carsalam oxophenhydroxazine ruhmal TIMTEC-BB SBB003929 1,3-BENZOXAZINE-2,4-DIONE 2H-1,3-Benzoxazine-2,4(3H)-dione 98% CAS:2037-95-8 Carsalam≥ 99% (HPLC) 2 H-1,3-BENZOXAZINE-2,4(3 H)-DIONE 1,3-Benzoxazine-2,4-(3H)-dione Carsalame Carbonylsalicylamide 1,3-benzoxazine-2,4-quinone 2H-Benzo[e][1,3]oxazine-2,4(3H)-dione CarsalaM (1,3-benzoxazine-2,4-(3H)-dione) 2,4-Dioxo-3,4-dihydro-2H-1,3-benzoxazine Two ketone 3,4-dihydro-2H-1,3-benzoxazine-2,4-dione 2 H-1,3-BENZOXAZINE-2,4(3 H)-DIONE ISO 9001:2015 REACH 3-BENZOXAZINE-2 4(3 H)-DIONE 8- (2-hydroxybenzamide) sodium octanoate impurity 22 Carsalam(Carbonyl salicylamide) Kasharin reference substance Salcaprozate Impurity 9 2037-95-8 2307-95-8 Building Blocks Benzoxazines Heterocyclic Building Blocks Benzoxazines Building Blocks Heterocyclic Building Blocks