CAS 652-12-0|4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione

Introduction：Basic information about CAS 652-12-0|4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione
CAS Number	652-12-0	Molecular Weight	220.077
Density	1.8±0.1 g/cm3	Boiling Point	332.6±42.0 °C at 760 mmHg
Molecular Formula	C₈F₄O₃	Melting Point	94-96 °C(lit.)
MSDS	ChineseUSA	Flash Point	149.9±22.8 °C

Names

Name	Tetrafluorophthalic Anhydride
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.8±0.1 g/cm3
Boiling Point	332.6±42.0 °C at 760 mmHg
Melting Point	94-96 °C(lit.)
Molecular Formula	C₈F₄O₃
Molecular Weight	220.077
Flash Point	149.9±22.8 °C
Exact Mass	219.978363
PSA	43.37000
LogP	1.68
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.509
InChIKey	BJDDKZDZTHIIJB-UHFFFAOYSA-N
SMILES	O=C1OC(=O)c2c(F)c(F)c(F)c(F)c21

Safety Information

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S37/39-S26
RIDADR	NONH for all modes of transport
WGK Germany	3
HS Code	2932999099

Customs

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Synonyms

1,3-Isobenzofurandione, 4,5,6,7-tetrafluoro-

EINECS 211-485-5

MFCD00039697

4,5,6,7-Tetrafluoro-2-benzofuran-1,3-dione

Tetrafluorophthalic anhydride

3,4,5,6-tetrafluorophthalic anhydride

T56 BVOVJ FF GF HF IF

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