7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE

Modify Date: 2025-08-25 10:49:56

7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE Structure
7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE structure
 Common Name 7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE
CAS Number 82419-33-8 Molecular Weight 185.17100
Density 1.22g/cm3 Boiling Point 240.267ºC at 760 mmHg
Molecular Formula C9H9F2NO Melting Point N/A
MSDS N/A Flash Point 99.11ºC

 Names

Name 7,8-difluoro-3-methyl-3,4-dihydro-2H-1,2-benzoxazine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.22g/cm3
Boiling Point 240.267ºC at 760 mmHg
Molecular Formula C9H9F2NO
Molecular Weight 185.17100
Flash Point 99.11ºC
Exact Mass 185.06500
PSA 21.26000
LogP 2.29560
Index of Refraction 1.485

 Safety Information

HS Code 2934999090

 Synthetic Route

(R)-(+)-7,8-difluoro-3,4-dihydro-3-methyl-2H-[1,4]benzoxazine structure

(R)-(+)-7,8-dif...

CAS#:112136-69-3

Citric Acid structure

Citric Acid

CAS#:77-92-9

~50%

7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE Structure

7,8-DIFLUORO-2,...

CAS#:82419-33-8

Literature: Daiichi Seiyaku Co., Ltd. Patent: US4880926 A1, 1989 ;
2-Acetonyloxy-3,4-difluoro nitrobenzene structure

2-Acetonyloxy-3...

CAS#:82419-32-7

~88%

7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE Structure

7,8-DIFLUORO-2,...

CAS#:82419-33-8

Literature: Hayakawa; Hiramitsu; Tanaka Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 12 p. 4907 - 4913
2-Acetonyloxy-3,4-difluoro nitrobenzene structure

2-Acetonyloxy-3...

CAS#:82419-32-7

~0%

7,8-difluoro-3-methyl-2H-1,4-benzoxazine structure

7,8-difluoro-3-...

CAS#:117321-74-1

7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE Structure

7,8-DIFLUORO-2,...

CAS#:82419-33-8

Literature: Journal of Heterocyclic Chemistry, , vol. 39, # 5 p. 1065 - 1069
2,3,4-Trifluoronitrobenzene structure

2,3,4-Trifluoro...

CAS#:771-69-7

~%

7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE Structure

7,8-DIFLUORO-2,...

CAS#:82419-33-8

Literature: Chemical and Pharmaceutical Bulletin, , vol. 32, # 12 p. 4907 - 4913
2,3-Difluoro-6-nitrophenol structure

2,3-Difluoro-6-...

CAS#:82419-26-9

~%

7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE Structure

7,8-DIFLUORO-2,...

CAS#:82419-33-8

Literature: Chemical and Pharmaceutical Bulletin, , vol. 32, # 12 p. 4907 - 4913

 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

7,8-difluoro-3-methyl-2,3-dihydro-4H-[1,4]benzoxazine
7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-4H-BENZOXAZINE
(RS)-7,8-difluoro-3-methyl-2,3-dihydro-4H-[1,4]benzoxazine
7,8-difluoro-3,4-dihydro-3-methyl-2H-[1,4]benzoxazine
7,8-difluoro-2,3-dihydro-3-methyl-4H-1,4-benzoxazine
I14-1111
7,8-Difluoro-3-methyl-3,4-dihydro-2H-[1,4]benzoxazine
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Chemsrc provides CAS#:82419-33-8 MSDS, density, melting point, boiling point, structure, etc. Its name is 7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE>> amp version: 7,8-DIFLUORO-2,3-DIHYDRO-3-METHYL-[4H]-1,4-BENZOXAZINE

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