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262463

Sigma-Aldrich

Benzophenone-3,3′,4,4′-tetracarboxylic dianhydride

purified by sublimation, 96%

Synonym(s):

4,4′-Carbonyldiphthalic anhydride

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About This Item

Empirical Formula (Hill Notation):
C17H6O7
CAS Number:
Molecular Weight:
322.23
Beilstein/REAXYS Number:
761777
EC Number:
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:

vapor density

1.4 (vs air)

vapor pressure

<0.1 mmHg ( 0 °C)

assay

96%

form

solid

autoignition temp.

975 °F

purified by

sublimation

expl. lim.

16 %

mp

218-222 °C (lit.)

SMILES string

O=C1OC(=O)c2cc(ccc12)C(=O)c3ccc4C(=O)OC(=O)c4c3

InChI

1S/C17H6O7/c18-13(7-1-3-9-11(5-7)16(21)23-14(9)19)8-2-4-10-12(6-8)17(22)24-15(10)20/h1-6H

Inchi Key

VQVIHDPBMFABCQ-UHFFFAOYSA-N

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pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

ppe

dust mask type N95 (US), Eyeshields, Gloves


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