3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID

Product Name: 3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID
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;2H-1,4-Benzoxazine-8-carboxylic acid, 3,4-dihydro-3-oxo-;3-Oxo-3,4-dihydro-2H-benzo[1,4]oxazine-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
CBNumber: CB82467216
Molecular Formula: C9H7NO4
Formula Weight: 193.16
MOL File: 208772-72-9.mol

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3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID Property

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

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Safety

HS Code: 2934999090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H312Harmful in contact with skin

H332Harmful if inhaled

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P330Rinse mouth.

P363Wash contaminated clothing before reuse.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

ACHEMBLOCK

Product number: S77252
Product name: 3-hydroxy-2H-1,4-benzoxazine-8-carboxylic acid
Purity: 97%
Packaging: 1G
Price: $115
Updated: 2026/05/27

ACHEMBLOCK

Product number: S77252
Product name: 3-hydroxy-2H-1,4-benzoxazine-8-carboxylic acid
Purity: 97%
Packaging: 5G
Price: $475
Updated: 2026/05/27

ACHEMBLOCK

Product number: S77252
Product name: 3-hydroxy-2H-1,4-benzoxazine-8-carboxylic acid
Purity: 97%
Packaging: 25G
Price: $1900
Updated: 2026/05/27

Crysdot

Product number: CD11167419
Product name: 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid
Purity: 95+%
Packaging: 1g
Price: $322
Updated: 2026/05/26

Crysdot

Product number: CD11167419
Product name: 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid
Purity: 95+%
Packaging: 5g
Price: $966
Updated: 2026/05/26

3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

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3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACID Suppliers

China 23 United Kingdom 2 United States 2 Global 27

Chengdu Forest Science and Technology Development Co., Ltd.

Tel: 18030648795 18030648795
Fax: 028-61777050
Email: sales@cdforestchem.com
Country: China
ProdList: 1990
Advantage: 58

JW & Y Pharmlab Co., Ltd.

Tel: 021-64340559 13651849907;
Fax: 021- 64345308
Email: xinyu_shi@jwypharmlab.com.cn
Country: China
ProdList: 11999
Advantage: 58

Changzhou Hopschain Chemical Co.,Ltd.

Tel: 85528066 13775048983
Fax: 0519-85528066
Email: sales@hopschem.com
Country: China
ProdList: 31553
Advantage: 55

Amatek Scientific Co. Ltd.

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Fax: 0512-56316826
Email: info@amateksci.com
Country: China
ProdList: 28769
Advantage: 58

Aikon International Limited

Tel: 025-58859352 15955137747
Fax: 02557626880
Email: sales01@aikonchem.com
Country: China
ProdList: 16027
Advantage: 58

Shanghai WangFa Chemical Technology Co., Ltd.

Tel: 13918479294
Fax: -
Email: xiebenfa@163.com
Country: China
ProdList: 4289
Advantage: 58

Shanghai SPAR pharmaceutical technology co., LTD

Tel: 021-000000
Email: admin@jingshipharmatech.com
Country: China
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Chengdu Feibai Pharmaceutical Co., Ltd.

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Email: 3302391190@qq.com
Country: China
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Shanghai zhigan biotechnology co., LTD

Tel
Email: zhiqianbio@126.com
Country: China
ProdList: 19778
Advantage: 58

Henan Alpha Chemical Co., Ltd.

Tel: 0371-55055611 18137792234
Email: 3957071458@qq.com
Country: China
ProdList: 9962
Advantage: 58

208772-72-9, 3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-8-CARBOXYLIC ACIDRelated Search:

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3,4-Dihydro-3-oxo-2H-1,4-benzoxazine-8-carboxylic

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208772-72-9