3,4-Dihydro-2H-1,4-benzoxazine

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Names

[ CAS No. ]:
5735-53-5

[ Name ]:
3,4-Dihydro-2H-1,4-benzoxazine

[Synonym ]:
2H-1,4-Benzoxazine, 3,4-dihydro-
3,4-Dihydro-2H-1,4-benzoxazine

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
250.6±20.0 °C at 760 mmHg

[ Molecular Formula ]:
C8H9NO

[ Molecular Weight ]:
135.163

[ Flash Point ]:
91.0±11.2 °C

[ Exact Mass ]:
135.068420

[ PSA ]:
21.26000

[ LogP ]:
1.64

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.541

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
26-36/37/39

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1,2-Dibromoethane
  • aminophenol
  • 2-(2-bromoanilino)ethanol
  • 2H-1,4-Benzoxazin-3(4H)-one
  • 1-nitro-2-prop-2-enoxybenzene
  • 3(2H)-benzofuranone, oxime, (3Z)-
  • 2-(2-nitrophenoxy)acetonitrile
  • 4-(p-toluenesulfonyl)-3,4-dihydro-2H-benzoxazine
  • 1-(2,3-dihydro-1,4-benzoxazin-4-yl)ethanone

DownStream

  • 4-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine

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%

Related Compounds

  • N-Boc-3,4-dihydro-2H-1,4-benzoxazine
  • 7-Iodo-3,4-dihydro-2H-1,4-benzoxazine
  • 6-iodo-3,4-dihydro-2H-1,4-benzoxazine
  • 8-Bromo-3,4-dihydro-2H-1,4-benzoxazine
  • 6-Nitro-3,4-dihydro-2H-1,4-benzoxazine
  • 8-Nitro-3,4-dihydro-2H-1,4-benzoxazine