3,6-DIFLUOROPHTHALIC ANHYDRIDE

CAS No.：652-40-4

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
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3,6-DIFLUOROPHTHALIC ANHYDRIDE Basic information

Product Name:	3,6-DIFLUOROPHTHALIC ANHYDRIDE
Synonyms:	3,6-DIFLUOROPHTHALIC ANHYDRIDE;1,3-Isobenzofurandione, 4,7-difluoro-;4,7-Difluoro-1,3-isobenzofurandione;3,6-Difluorophthalic anhydride,99%;5,8-Difluoro-1,3-Isobenzofurandione;4,7-difluoroisobenzofuran-1,3-dione;4,7-difluoro-1,3-dihydro-2-benzofuran-1,3-dione;3,6-Difluorophthalic anhydride, 97%, 97%
CAS:	652-40-4
MF:	C8H2F2O3
MW:	184.1
EINECS:	620-755-5
Product Categories:	Phthalic Acids, Esters and Derivatives;Anhydride Monomers;Monomers;Polymer Science
Mol File:	652-40-4.mol

3,6-DIFLUOROPHTHALIC ANHYDRIDE Chemical Properties

Melting point	218-221 °C (lit.)
Boiling point	315.7±32.0 °C(Predicted)
density	1.658
storage temp.	Hygroscopic, Refrigerator, Under inert atmosphere
solubility	Acetonitrile, DMSO
form	Solid
color	White
Sensitive	Moisture Sensitive
Stability:	moisture sensitive
CAS DataBase Reference	652-40-4(CAS DataBase Reference)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-37/39
WGK Germany	3
Hazard Note	Irritant
HS Code	29173990

MSDS Information

Provider	Language
SigmaAldrich	English
ACROS	English

3,6-DIFLUOROPHTHALIC ANHYDRIDE Usage And Synthesis

Chemical Properties	white to off-white powder
Uses	4,7-Difluoro-1,3-isobenzofurandione is used in the synthesis of phthalic compounds, phthalazines, and quinones with antimicrobial activity.

3,6-DIFLUOROPHTHALIC ANHYDRIDE Preparation Products And Raw materials

Preparation Products

1,4-DIFLUOROANTHRAQUINONE

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