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4-Fluorophthalic anhydride, 98%, Thermo Scientific™

Product Code. 11439287
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11439287 1 g 1g
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Product Code. 11439287 Supplier Thermo Scientific Alfa Aesar Supplier No. B21352.03
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Estimated Shipment: 19-10-2026
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Description

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

Applications
4-Fluorophthalic anhydride is used in the preparation of 5-fluoro-2-pyridin-3-ylmethyl-isoindole-1,3-dione by reacting with C-pyridin-3-yl-methylamine.

Solubility
Soluble in sodium hydroxide.

Notes
Moisture sensitive. Incompatible with strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Specifications

CAS 319-03-9
Melting Point 74°C to 79°C
Density 1.5
Boiling Point 147°C to 149°C (20 mmHg)
Molecular Formula C8H3FO3
MDL Number MFCD00191363
Quantity 1 g
Beilstein 131281
Sensitivity Moisture sensitive
Synonym 4-fluorophthalic anhydride, 5-fluoroisobenzofuran-1,3-dione, 5-fluoro-1,3-isobenzofurandione, 1,3-isobenzofurandione, 5-fluoro, 4-fluorophthalicanhydride
Solubility Information Soluble in sodium hydroxide.
InChI Key XVMKZAAFVWXIII-UHFFFAOYSA-N
SMILES FC1=CC=C2C(=O)OC(=O)C2=C1
IUPAC Name 5-fluoro-1,3-dihydro-2-benzofuran-1,3-dione
Molecular Weight (g/mol) 166.11
PubChem CID 67572
Formula Weight 166.11
Percent Purity 98%
Chemical Name or Material 4-Fluorophthalic anhydride
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