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ChemicalBook >> CAS DataBase List >>3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid

3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid

3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid Structure
3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid structure
CAS No.
208772-72-9
Chemical Name:
3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid
Synonyms
3-hydroxy-2H-1,4-benzoxazine-8-carboxylic acid;3,4-Dihydro-3-oxo-2H-1,4-benzoxazine-8-carboxylic;3,4-Dihydro-3-oxo-2H-1,4-benzoxazine-8-carboxylicacid;3-Oxo-3,4-dihydro-2H-benzo[1,4]oxazine-8-carboxylic acid;2H-1,4-Benzoxazine-8-carboxylic acid, 3,4-dihydro-3-oxo-;3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid;3,4-dihydro-3-oxo-2H-benzo[b][1,4]oxazine-8-carboxylic acid
CBNumber:
CB82467216
Molecular Formula:
C9H7NO4
Molecular Weight:
193.16
MDL Number:
MFCD11878407
MOL File:
208772-72-9.mol
MSDS File:
SDS
Last updated:2026-09-12 18:55:35
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3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid Properties

Boiling point 464.5±45.0 °C(Predicted)
Density 1.459±0.06 g/cm3(Predicted)
storage temp. Store at room temperature
pka 3.13±0.20(Predicted)
Appearance Brown to reddish brown Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H312-H332
Precautionary statements  P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P330-P363-P501
HS Code  2934999090

3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid price More Price(33)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Apolloscientific OR110751 3,4-Dihydro-3-oxo-2H-1,4-benzoxazine-8-carboxylic acid ≥95% 208772-72-9 1g $135 2026-06-04 Buy
aablocks AA002JSY 3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID 98% 208772-72-9 100mg $19 2026-05-28 Buy
aablocks AA002JSY 3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID 98% 208772-72-9 250mg $32 2026-05-28 Buy
aablocks AA002JSY 3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID 97% 208772-72-9 500mg $51 2026-05-28 Buy
aablocks AA002JSY 3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID 97% 208772-72-9 1g $85 2026-05-28 Buy
Product number Packaging Price Buy
OR110751 1g $135 Buy
AA002JSY 100mg $19 Buy
AA002JSY 250mg $32 Buy
AA002JSY 500mg $51 Buy
AA002JSY 1g $85 Buy

3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid Preparation Products And Raw materials

Raw materials

Preparation Products

3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid Suppliers

Global Suppliers ( 28)
Supplier Tel Email Country ProdList Advantage
Chengdu Forest Science and Technology Development Co., Ltd. 18030648795 18030648795 sales@cdforestchem.com China 1998 58
JW & Y Pharmlab Co., Ltd. 021-64340559 xinyu_shi@jwypharmlab.com.cn China 11999 58
Changzhou Hopschain Chemical Co.,Ltd. 85528066 13775048983 sales@hopschem.com China 31548 55
Amatek Scientific Co. Ltd. 0512-56316828 400-867-5858;400-867-5858 info@amateksci.com China 28760 58
Aikon International Limited 025-58859352 15955137747 sales01@aikonchem.com China 16021 58
Shanghai WangFa Chemical Technology Co., Ltd. 13918479294 xiebenfa@163.com China 4354 58
Shanghai SPAR pharmaceutical technology co., LTD 021-000000 admin@jingshipharmatech.com China 9919 58
Chengdu Feibai Pharmaceutical Co., Ltd. 028-84641798 18782128315 3302391190@qq.com China 6163 55
Shanghai zhigan biotechnology co., LTD zhiqianbio@126.com China 19765 58
Henan Alpha Chemical Co., Ltd. 0371-55055611 18137792234 3957071458@qq.com China 9969 58
Supplier Advantage
Chengdu Forest Science and Technology Development Co., Ltd. 58
JW & Y Pharmlab Co., Ltd. 58
Changzhou Hopschain Chemical Co.,Ltd. 55
Amatek Scientific Co. Ltd. 58
Aikon International Limited 58
Shanghai WangFa Chemical Technology Co., Ltd. 58
Shanghai SPAR pharmaceutical technology co., LTD 58
Chengdu Feibai Pharmaceutical Co., Ltd. 55
Shanghai zhigan biotechnology co., LTD 58
Henan Alpha Chemical Co., Ltd. 58

3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid Spectrum

3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID(208772-72-9)1HNMR

208772-72-9 (3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid) Related Search:

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2H-1,4-Benzoxazine-8-carboxylic acid, 3,4-dihydro-3-oxo- 3,4-Dihydro-3-oxo-2H-1,4-benzoxazine-8-carboxylicacid 3-Oxo-3,4-dihydro-2H-benzo[1,4]oxazine-8-carboxylic acid 3,4-Dihydro-3-oxo-2H-1,4-benzoxazine-8-carboxylic 3-hydroxy-2H-1,4-benzoxazine-8-carboxylic acid 3,4-dihydro-3-oxo-2H-benzo[b][1,4]oxazine-8-carboxylic acid 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid 208772-72-9