Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e
Names
[ CAS No. ]:
4487-61-0
[ Name ]:
Ethyl 5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylat e
[Synonym ]:
3-ethoxycarbonyl-2-methyl-5,6,7,8-tetrafluoro-4H-1,4-dihydrobenzopyran-4-one
2-methyl-3-ethoxycarbonyl-5,6,7,8-tetrafluorochromone
3-Ethoxycarbonyl-2-methyl-5,6,7,8-tetrafluorochromone
5,6,7,8-tetrafluoro-2-methyl-4-oxo-4H-chromene-3-carboxylic acid ethyl ester
2-methyl-5,5-diphenyl-[1,3]dioxane
ethyl 5,6,7,8-tetrafluoro-2-methylchromone-3-carboxylate
1,3-Dioxane,2-methyl-5,5-diphenyl
2-methyl-5,6,7,8-tetrafluoro-3-ethoxycarbonyl-4H-1,4-dihydrobenzopyran-4-one
3-ethoxycarbonyl-5,6,7,8-tetrafluoro-2-methylchromone
2-Methyl-5,5-diphenyl-1,3-dioxan
Chemical & Physical Properties
[ Density]:
1.49g/cm3
[ Boiling Point ]:
358.2ºC at 760 mmHg
[ Molecular Formula ]:
C13H8F4O4
[ Molecular Weight ]:
304.19400
[ Flash Point ]:
164.7ºC
[ Exact Mass ]:
304.03600
[ PSA ]:
56.51000
[ LogP ]:
2.83450
[ Index of Refraction ]:
1.5
Safety Information
[ HS Code ]:
2918300090
Synthetic Route
Customs
[ HS Code ]: 2918300090
[ Summary ]:
2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%