2H-Naphtho[1,2-b]pyran-2-one, 4-hydroxy-

Names

[ Name ]:
2H-Naphtho[1,2-b]pyran-2-one, 4-hydroxy-

[Synonym ]:
4-hydroxybenzo[f]chromen-2-one
2-hydroxybenzo[h]chromen-4-one
4-hydroxy-2H-benzo[h]chromene-2-one
4-hydroxy-benzo[h]chromen-2-one
4-hydroxy-2H-naphtho[1,2-b]pyran-2-one
2H-Naphtho[1,2-b]pyran-2-one,4-hydroxy
4-hydroxy-2H-benzo[h]chromen-2-one

Chemical & Physical Properties

[ Density]:
1.451g/cm3

[ Boiling Point ]:
391.5ºC at 760 mmHg

[ Molecular Formula ]:
C₁₃H₈O₃

[ Molecular Weight ]:
212.20100

[ Flash Point ]:
157.4ºC

[ Exact Mass ]:
212.04700

[ PSA ]:
50.44000

[ LogP ]:
2.65180

[ Index of Refraction ]:
1.743

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2932209090

[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%