3-nitro-2H-chromene

Names

[ CAS No. ]:
92210-53-2

[ Name ]:
3-nitro-2H-chromene

[Synonym ]:
2H-1-Benzopyran,3-nitro
3-nitro-2H-chromen
3-nitro-2H-1-benzopyran

Chemical & Physical Properties

[ Density]:
1.34g/cm3

[ Boiling Point ]:
310.8ºC at 760 mmHg

[ Molecular Formula ]:
C₉H₇NO₃

[ Molecular Weight ]:
177.15700

[ Flash Point ]:
156.7ºC

[ Exact Mass ]:
177.04300

[ PSA ]:
55.05000

[ LogP ]:
2.21980

[ Index of Refraction ]:
1.614

Safety Information

[ HS Code ]:
2904209090

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2904209090

[ Summary ]:
2904209090 derivatives containing only nitro or only nitroso groups。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%