7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one

Modify Date: 2025-08-31 11:14:58

7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one Structure
7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one structure
 Common Name 7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one
CAS Number 103361-99-5 Molecular Weight 167.137
Density 1.3±0.1 g/cm3 Boiling Point 327.9±42.0 °C at 760 mmHg
Molecular Formula C8H6FNO2 Melting Point 203-205ºC
MSDS N/A Flash Point 152.1±27.9 °C

 Names

Name 7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 327.9±42.0 °C at 760 mmHg
Melting Point 203-205ºC
Molecular Formula C8H6FNO2
Molecular Weight 167.137
Flash Point 152.1±27.9 °C
Exact Mass 167.038254
PSA 38.33000
LogP 0.92
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.540

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Synthetic Route

methyl 2-(5-fluoro-2-nitrophenoxy)acetate structure

methyl 2-(5-flu...

CAS#:116355-65-8

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7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one Structure

7-Fluoro-2H-ben...

CAS#:103361-99-5

Literature: US5238908 A1, ;
2-(5-fluoro-2-nitrophenoxy)acetonitrile structure

2-(5-fluoro-2-n...

CAS#:1183246-92-5

~91%

7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one Structure

7-Fluoro-2H-ben...

CAS#:103361-99-5

Literature: Tetrahedron, , vol. 67, # 6 p. 1187 - 1192
ethyl 2-(5-fluoro-2-nitrophenoxy)acetate structure

ethyl 2-(5-fluo...

CAS#:103362-07-8

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7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one Structure

7-Fluoro-2H-ben...

CAS#:103361-99-5

Literature: WO2011/151361 A1, ; Page/Page column 40-41 ; WO 2011/151361 A1
2-chloro-N-(4-fluoro-2-hydroxyphenyl)acetamide structure

2-chloro-N-(4-f...

CAS#:137472-06-1

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7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one Structure

7-Fluoro-2H-ben...

CAS#:103361-99-5

Literature: WO2009/71895 A1, ; Page/Page column 96 ; WO 2009/071895 A1
ethyl 2-(5-fluoro-2-nitrophenoxy)acetate structure

ethyl 2-(5-fluo...

CAS#:103362-07-8

Iron structure

Iron

CAS#:7439-89-6

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7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one Structure

7-Fluoro-2H-ben...

CAS#:103361-99-5

Literature: US4640707 A1, ;
2-Amino-5-fluorophenol structure

2-Amino-5-fluor...

CAS#:53981-24-1

Chloroacetyl chloride structure

Chloroacetyl ch...

CAS#:79-04-9

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7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one Structure

7-Fluoro-2H-ben...

CAS#:103361-99-5

Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 18, # 16 p. 4700 - 4704
5-Fluoro-2-nitrophenol structure

5-Fluoro-2-nitr...

CAS#:446-36-6

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7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one Structure

7-Fluoro-2H-ben...

CAS#:103361-99-5

Literature: Tetrahedron, , vol. 67, # 6 p. 1187 - 1192

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2H-1,4-Benzoxazin-3(4H)-one, 7-fluoro-
7-FLUORO-2H-1,4-BENZOXAZIN-3(4H)-ONE
7-fluoro-4H-1,4-benzoxazin-3-one
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Chemsrc provides CAS#:103361-99-5 MSDS, density, melting point, boiling point, structure, etc. Its name is 7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one>> amp version: 7-Fluoro-2H-benzo[b][1,4]oxazin-3(4H)-one

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