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Merck
CN

8.41501

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
UNSPSC Code:
12352115
EC Index Number:
201-322-6
NACRES:
NA.22
MDL number:
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Quality Level

mp

116-122 °C

storage temp.

2-30°C

SMILES string

[S]1(=O)(=O)OC(=O)c2c1cccc2

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

WGK 3



Certificates of Analysis (COA)

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Global Trade Item Number

SKUGTIN
841501002504022536642055