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Key Documents

8.41501

Sigma-Aldrich

2-Sulfobenzoic anhydride

for synthesis

Synonym(s):

2-Sulfobenzoic anhydride

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About This Item

Empirical Formula (Hill Notation):
C7H4O4S
CAS Number:
Molecular Weight:
184.17
MDL number:
UNSPSC Code:
12352115
EC Index Number:
201-322-6
NACRES:
NA.22

Quality Level

mp

116-122 °C

storage temp.

2-30°C

InChI

1S/C7H4O4S/c8-7-5-3-1-2-4-6(5)12(9,10)11-7/h1-4H

InChI key

NCYNKWQXFADUOZ-UHFFFAOYSA-N

Analysis Note

Assay (morpholine method): ≥ 96.0 %
Melting range (lower value): ≥ 117 °C
Melting range (upper value): ≤ 127 °C
Identity (IR): passes test

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3


Certificates of Analysis (COA)

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