632805

Sigma-Aldrich

1H-Benzotriazole-4-sulfonic acid

97%

Empirical Formula (Hill Notation):
C6H5N3O3S
CAS Number:
Molecular Weight:
199.19
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

97%

reaction suitability

reaction type: C-C Bond Formation

mp

285 °C (dec.) (lit.)

SMILES string

OS(=O)(=O)c1cccc2[nH]nnc12

InChI

1S/C6H5N3O3S/c10-13(11,12)5-3-1-2-4-6(5)8-9-7-4/h1-3H,(H,7,8,9)(H,10,11,12)

InChI key

WVKWKEWFTVEVCF-UHFFFAOYSA-N

Related Categories

Application

1H-Benzotriazole-4-sulfonic acid can be used as:
  • A precursor for the preperation of 4-hydroxy-benzotriazole via hydrolysis using a strong alkali.
  • A reactant to synthesize copper benzotriazolesulfonate phenanthroline supramolecular complex by the reaction with 1,10-phenanthroline ligand.
  • A corrosion inhibitor in preparation of polystyrene nanosphere-templated cerium molybdate nanocontainers.

  • Reactant for preparation of copper benzotriazolesulfonate phenanthroline supramolecular complex
  • Used as a corrosion inhibitor in preparation of polystyrene nanosphere-templated cerium molybdate nanocontainers loaded with corrosion inhibitors

Packaging

1 g in glass bottle

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

hazcat

Acute Tox. 4 Oral

storage_class_code

11 - Combustible Solids

WGK Germany

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

Certificate of Analysis

Certificate of Origin

Synthesis and characterization of cerium molybdate nanocontainers and their inhibitor complexes
Kartsonakis IA and Kordas G
Journal of the American Ceramic Society. American Ceramic Society, 93(1), 65-73 (2010)
New technology for synthesis of 4-hydroxy-benzotriazole
Xia MZ, et al.
Petrochemical Technology, 37, 187-190 (2008)
Synthesis and Crystal Structure of a New 3D-Supramolecular Complex:[Cu (C12H8N2) 2Cl][C6H4N3SO3]
Xia M-z, et al.
Asian Journal of Chemistry, 22(5), 3741-3741 (2010)

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