1H-Benzimidazole-6-sulfonic acid
CAS Registry Number®
27503-78-2
CAS Name
1H-Benzimidazole-6-sulfonic acidMolecular Formula
C7H6N2O3SMolecular Mass
198.20Cite this Page
1H-Benzimidazole-6-sulfonic acid. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=27503-78-2 (retrieved ) (CAS RN: 27503-78-2). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
365-367 °C
Source(s)
Other Names and Identifiers
InChI
InChI=1S/C7H6N2O3S/c10-13(11,12)5-1-2-6-7(3-5)9-4-8-6/h1-4H,(H,8,9)(H,10,11,12)
InChIKey
InChIKey=VXLKZBRLFFGAQT-UHFFFAOYSA-N
SMILES
S(=O)(=O)(O)C=1C=C2C(=CC1)N=CN2
Canonical SMILES
O=S(=O)(O)C=1C=CC=2N=CNC2C1
Other Names for this Substance
- 1H-Benzimidazole-6-sulfonic acid
- 5-Benzimidazolesulfonic acid
- 1H-Benzimidazole-5-sulfonic acid
- 5(or 6)-Benzimidazolesulfonic acid
- 5-Sulfobenzimidazole