2,5-difluoroterephthalic acid

Names

[ CAS No. ]:
655-14-1

[ Name ]:
2,5-difluoroterephthalic acid

[Synonym ]:
2.5-Difluor-terephthalsaeure
EINECS 211-508-9
1,4-Benzenedicarboxylicacid,2,5-difluoro

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

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

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%