55621-18-6

55621-18-6 structure
55621-18-6 structure

Name 2-[2-[2-[carboxy(difluoro)methoxy]-1,1,2,2-tetrafluoroethoxy]-1,1,2,2-tetrafluoroethoxy]-2,2-difluoroacetic acid
Synonyms PC7492
Perfluoro-3,6,9-trioxaundecane-1,11-dioic acid
Density 1.867g/cm3
Boiling Point 124ºC 0,1mm
Melting Point 60-62ºC
Molecular Formula C8H2F12O7
Molecular Weight 438.07800
Flash Point 198.4ºC
Exact Mass 437.96100
PSA 102.29000
LogP 2.76220
Index of Refraction 1.34
Risk Phrases 34
Safety Phrases 26-36/37/39
RIDADR UN 3261
HS Code 2918990090
HS Code 2918990090
Summary 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%