7-Mercapto-4-methyl-2H-chromen-2-one

Names

[ Name ]:
7-Mercapto-4-methyl-2H-chromen-2-one

[Synonym ]:
2H-1-Benzopyran-2-one, 7-mercapto-4-methyl-
4-Methyl-7-sulfanyl-2H-chromen-2-one
7-mercapto-4-methyl-2H-chromen-2-one
7-mercapto-4-methyl-2H-1-benzopyran-2-one
4-methyl-7-mercapto-2H-chromen-2-one
4-Methyl-7-thioumbelliferone
7-mercapto-4-methylumbelliferone
7-mercapto-4-methylcoumarin
7-mercapto-4-methyl-coumarin

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
356.5±37.0 °C at 760 mmHg

[ Molecular Formula ]:
C₁₀H₈O₂S

[ Molecular Weight ]:
192.234

[ Flash Point ]:
276.2±14.4 °C

[ Exact Mass ]:
192.024506

[ PSA ]:
69.01000

[ LogP ]:
2.83

[ Vapour Pressure ]:
0.0±0.8 mmHg at 25°C

[ Index of Refraction ]:
1.631

MSDS

Click to get detail MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xi

[ Safety Phrases ]:
22-24/25

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2932209090

Customs

[ HS Code ]: 2932209090

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