2,5-difluoroterephthalic acid

Modify Date: 2024-01-14 11:03:33

2,5-difluoroterephthalic acid Structure
2,5-difluoroterephthalic acid structure
Common Name 2,5-difluoroterephthalic acid
CAS Number 655-14-1 Molecular Weight 202.11200
Density 1.644g/cm3 Boiling Point 370.1ºC at 760 mmHg
Molecular Formula C8H4F2O4 Melting Point N/A
MSDS N/A Flash Point 177.6ºC

 Names

Name 2,5-difluoroterephthalic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.644g/cm3
Boiling Point 370.1ºC at 760 mmHg
Molecular Formula C8H4F2O4
Molecular Weight 202.11200
Flash Point 177.6ºC
Exact Mass 202.00800
PSA 74.60000
LogP 1.36120
Index of Refraction 1.566

 Safety Information

Hazard Codes Xi
HS Code 2915900090

 Synthetic Route

~78%

2,5-difluoroterephthalic acid Structure

2,5-difluoroter...

CAS#:655-14-1

Literature: Huang, Xiao-Song; Qing, Feng-Ling Journal of Fluorine Chemistry, 2008 , vol. 129, # 11 p. 1076 - 1082

~%

2,5-difluoroterephthalic acid Structure

2,5-difluoroter...

CAS#:655-14-1

Literature: Aroskar,E.V. et al. Journal of the Chemical Society, 1964 , p. 2975 - 2981

~%

2,5-difluoroterephthalic acid Structure

2,5-difluoroter...

CAS#:655-14-1

Literature: Aroskar,E.V. et al. Journal of the Chemical Society, 1964 , p. 2975 - 2981

~%

2,5-difluoroterephthalic acid Structure

2,5-difluoroter...

CAS#:655-14-1

Literature: Aroskar,E.V. et al. Journal of the Chemical Society, 1964 , p. 2975 - 2981

~%

2,5-difluoroterephthalic acid Structure

2,5-difluoroter...

CAS#:655-14-1

Literature: Aroskar,E.V. et al. Journal of the Chemical Society, 1964 , p. 2975 - 2981

~%

2,5-difluoroterephthalic acid Structure

2,5-difluoroter...

CAS#:655-14-1

Literature: Allergan Sales, Inc. Patent: US6342602 B1, 2002 ; Location in patent: Page column 26 ;

 Customs

HS Code 2915900090
Summary 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

 Synonyms

2.5-Difluor-terephthalsaeure
EINECS 211-508-9
1,4-Benzenedicarboxylicacid,2,5-difluoro