8.14389
4,5-Difluorophthalic anhydride
for synthesis
Synonym(s):
4,5-Difluorophthalic anhydride
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About This Item
Empirical Formula (Hill Notation):
C8H2F2O3
CAS Number:
Molecular Weight:
184.10
MDL number:
UNSPSC Code:
12352115
NACRES:
NA.22
Quality Segment
mp
92-96 °C
density
0.975 g/cm3
storage temp.
2-30°C
SMILES string
Fc1cc2c(cc1F)C(=O)OC2=O
InChI
1S/C8H2F2O3/c9-5-1-3-4(2-6(5)10)8(12)13-7(3)11/h1-2H
InChI key
UATBWQQFLABWKR-UHFFFAOYSA-N
Analysis Note
Assay (morpholine method): ≥ 96.0 %
Melting range (lower value): ≥ 94 °C
Melting range (upper value): ≤ 98 °C
Identity (IR): passes test
Melting range (lower value): ≥ 94 °C
Melting range (upper value): ≤ 98 °C
Identity (IR): passes test
signalword
Danger
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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