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1,2,4-Triazole-3-sulphonic acid

HCID 83735
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Basic information

CAS
13789-27-0
Standard SMILES
O=S(=O)(O)c1ncn[nH]1
InChIKey
OWYWZFDZZRRXCR-UHFFFAOYSA-N
Molecular formula
C2H3N3O3S
Average molar mass
149.13 g/mol
Monoisotopic mass
148.98951214

Names & identifiers

Preferred name
1,2,4-Triazole-3-sulphonic acid
IUPAC
1H-1,2,4-triazole-5-sulfonic acid
English name
1,2,4-triazole-3-sulphonic acid
Molecular formula
C2H3N3O3S
Molecular weight
149.13

Names & synonyms

13789-27-01h-1,2,4-triazole-3-sulfonic acid1H-1,2,4-triazole-5-sulfonic acid1,2,4-Triazole-3-sulphonic acid1H-1,2,4-Triazole-3-sulfonicacidC2H3N3O3SEINECS 237-447-8SCHEMBL3474994SCHEMBL3703289SCHEMBL12050713DTXSID10160361OWYWZFDZZRRXCR-UHFFFAOYSA-N
Show more names
NAA78927AKOS006240814CS-0242092NS00052071EN300-244641Z2235790850

Database identifiers

CAS
13789-27-0
PubChem CID
83735
DTXSID
DTXSID10160361
EC Number
237-447-8
Nikkaji
J280.310K

Properties

Computed structural properties

XLogP
-0.9
Topological polar surface area
104 Ų
Hydrogen bond donors
2
Hydrogen bond acceptors
5
Rotatable bonds
1
Heavy atoms
9
Formal charge
0
Complexity
182

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Danger

H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

P260, P261, P264, P271, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P319, P321, P363, P403+P233, P405, and P501 (click each P-code to see the statement)

The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.

Hazard information

Hazard Classes and CategoriesSkin Corr. 1C (100%)

Related reactions

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Compound notes

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