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4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid

4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid Structure
4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid structure
CAS No.
674304-28-0
Chemical Name:
4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid
Synonyms
4-methyl-3-oxo-1,4-benzoxazine-7-carboxylic acid;4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid;2H-1,4-Benzoxazine-7-carboxylic acid, 3,4-dihydro-4-methyl-3-oxo-;3,4-dihydro-4-methyl-3-oxo-2H-benzo[b][1,4]oxazine-7-carboxylic acid
CBNumber:
CB81552328
Molecular Formula:
C10H9NO4
Molecular Weight:
207.18
MDL Number:
MFCD11553038
MOL File:
674304-28-0.mol
Last updated:2023-01-11 10:46:38
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4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid Properties

Melting point 263-265°
Boiling point 527.8±50.0 °C(Predicted)
Density 1.405±0.06 g/cm3(Predicted)
pka 3.73±0.20(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P271-P261-P280
HazardClass  IRRITANT
HS Code  2934999090

4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Apolloscientific OR110759 4-Methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylicacid 674304-28-0 250mg $99 2021-12-16 Buy
SynQuest Laboratories 4H48-1-KY 4-Methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid 674304-28-0 250mg $109 2021-12-16 Buy
Apolloscientific OR110759 4-Methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylicacid 674304-28-0 1g $290 2021-12-16 Buy
SynQuest Laboratories 4H48-1-KY 4-Methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid 674304-28-0 1g $320 2021-12-16 Buy
Matrix Scientific 047539 4-Methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid >95% 674304-28-0 500mg $362 2021-12-16 Buy
Product number Packaging Price Buy
OR110759 250mg $99 Buy
4H48-1-KY 250mg $109 Buy
OR110759 1g $290 Buy
4H48-1-KY 1g $320 Buy
047539 500mg $362 Buy

4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid Preparation Products And Raw materials

Raw materials

Preparation Products

4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid Suppliers

Global( 9)Suppliers
Supplier Tel Email Country ProdList Advantage
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35906 56
Zhengzhou Guancheng Laboratory equipment Sales 0371-88888888 272369594 2723695949@qq.com China 4869 50
Changzhou Hopschain Chemical Co.,Ltd. 0519-85528066 13775048983 sales@hopschem.com China 31557 55
Henan Pumei Jihua Pharmaceutical Technology Co., Ltd. 037188900765 18037465274 enyawanglei@sina.cn China 13677 58
Supplier Advantage
Wuhan Chemwish Technology Co., Ltd 56
Zhengzhou Guancheng Laboratory equipment Sales 50
Changzhou Hopschain Chemical Co.,Ltd. 55
Henan Pumei Jihua Pharmaceutical Technology Co., Ltd. 58
4-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-carboxylic acid 4-methyl-3-oxo-1,4-benzoxazine-7-carboxylic acid 3,4-dihydro-4-methyl-3-oxo-2H-benzo[b][1,4]oxazine-7-carboxylic acid 2H-1,4-Benzoxazine-7-carboxylic acid, 3,4-dihydro-4-methyl-3-oxo- 674304-28-0