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524492

Sigma-Aldrich

4,4′-Oxydiphthalic anhydride

97%

Synonym(s):

3,3′,4,4′-Diphenyl ether tetracarboxylic acid dianhydride, 3,3′,4,4′-Diphenyl ether tetracarboxylic dianhydride, 3,3′,4,4′-Diphenyl oxide tetracarboxylic dianhydride, 5,5′-Oxybis[1,3-isobenzofurandione]

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About This Item

Empirical Formula (Hill Notation):
C16H6O7
CAS Number:
1823-59-2
Molecular Weight:
310.21
EC Number:
412-830-4
MDL number:
MFCD00039144
UNSPSC Code:
12162002
PubChem Substance ID:
24874416
NACRES:
NA.23

Quality Level

100

Assay

97%

mp

225-229 °C (lit.)

SMILES string

O=C1OC(=O)c2cc(Oc3ccc4C(=O)OC(=O)c4c3)ccc12

InChI

1S/C16H6O7/c17-13-9-3-1-7(5-11(9)15(19)22-13)21-8-2-4-10-12(6-8)16(20)23-14(10)18/h1-6H

InChI key

QQGYZOYWNCKGEK-UHFFFAOYSA-N

Related Categories

Hazard Statements

H412

Precautionary Statements

P273

Hazard Classifications

Aquatic Chronic 3

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCQ8191
MKCP5913
MKCM4599
MKCL6946
MKCG0015

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