8-Hydroxy-2H-1,4-benzoxazin-3(4H)-one

Modify Date: 2024-01-15 15:24:27

8-Hydroxy-2H-1,4-benzoxazin-3(4H)-one Structure
8-Hydroxy-2H-1,4-benzoxazin-3(4H)-one structure
 Common Name 8-Hydroxy-2H-1,4-benzoxazin-3(4H)-one
CAS Number 258532-76-2 Molecular Weight 165.146
Density 1.4±0.1 g/cm3 Boiling Point 393.1±42.0 °C at 760 mmHg
Molecular Formula C8H7NO3 Melting Point N/A
MSDS N/A Flash Point 191.5±27.9 °C

 Names

Name 8-hydroxy-4H-1,4-benzoxazin-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 393.1±42.0 °C at 760 mmHg
Molecular Formula C8H7NO3
Molecular Weight 165.146
Flash Point 191.5±27.9 °C
Exact Mass 165.042587
PSA 62.05000
LogP -0.08
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.606

 Safety Information

HS Code 2934999090

 Synthetic Route

8-METHOXY-2H-BENZO[B][1,4]OXAZIN-3(4H)-ONE structure

8-METHOXY-2H-BE...

CAS#:258532-71-7

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8-Hydroxy-2H-1,4-benzoxazin-3(4H)-one Structure

8-Hydroxy-2H-1,...

CAS#:258532-76-2

Literature: Japan Tobacco Inc. Patent: US2008/64871 A1, 2008 ; Location in patent: Page/Page column 67 ;
isohexane structure

isohexane

CAS#:107-83-5

aminocatechol structure

aminocatechol

CAS#:20734-66-1

~71%

8-Hydroxy-2H-1,4-benzoxazin-3(4H)-one Structure

8-Hydroxy-2H-1,...

CAS#:258532-76-2

Literature: Biovitrum AB Patent: US6465467 B1, 2002 ; US 6465467 B1

 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

8-HYDROXY-2,4-DIHYDRO-1,4-BENZOXAZIN-3-ONE
8-Hydroxy-2H-1,4-benzoxazin-3(4H)-one
2H-1,4-Benzoxazin-3(4H)-one, 8-hydroxy-
8-hydroxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazine
8-HYDROXY-3,4-DIHYDRO-2H-1,4-BENZOXAZIN-3-ONE
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