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Chemical substance record

Sulfathiazole

72-14-0C9H9N3O2S2255.324 g/mol
Organic/Inorganic Small MoleculeChEBI source record

A 1,3-thiazole compound having a 4-aminobenzenesulfonamido group at the 2-position. — ChEBI

Safety references

Safety documents & references

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Identity & molecular properties

Source-linked values
CAS number72-14-0ChEBI ↗
Molecular formulaC9H9N3O2S2ChEBI ↗
Molar mass255.324 g/molChEBI ↗
Monoisotopic mass255.01362 DaChEBI ↗
Formal charge0ChEBI ↗
ChEBI identifierCHEBI:9337ChEBI ↗

Cross-source molecular data

PubChem
Molar mass255.3 g/molPubChem ↗
Exact mass255.01361889 DaPubChem ↗
Computed XLogP0.1PubChem ↗
Topological polar surface area (Ų)122PubChem ↗
H-bond donors2PubChem ↗
H-bond acceptors6PubChem ↗
Rotatable bonds3PubChem ↗

PubChem computed values are shown separately from the ChEBI record. An exact InChIKey match was used to connect the records. Molecular descriptors do not describe a supplied product’s purity, particle size or performance.

Names & structural identifiers

Copy any identifier
sulfathiazole
4-amino-N-1,3-thiazol-2-ylbenzenesulfonamide
JNMRHUJNCSQMMB-UHFFFAOYSA-N
Nc1ccc(S(=O)(=O)Nc2nccs2)cc1
InChI=1S/C9H9N3O2S2/c10-7-1-3-8(4-2-7)16(13,14)12-9-11-5-6-15-9/h1-6H,10H2,(H,11,12)

Names & synonyms

4-amino-N-1,3-thiazol-2-ylbenzenesulfonamidesulfathiazolsulfathiazolumSulfatiazol

Names are supplied by ChEBI. Trade names and related synonyms may describe a broader product context.

Classification & relationships

ChEBI ontology
sulfonamideChEBI parent class · 35358 ↗1,3-thiazolesChEBI parent class · 38418 ↗substituted anilineChEBI parent class · 48975 ↗sulfonamide antibioticChEBI parent class · 87228 ↗
organosulfur compoundorganic heterocyclic compoundorganic molecular entity

Roles recorded in ChEBI

antibacterial agentantiinfective agentxenobioticEC 2.5.1.15 (dihydropteroate synthase) inhibitorenvironmental contaminantdrug allergen

Database role annotations describe reported biological or chemical roles; they are not product approvals or recommendations for use.

Mass ↔ amount of substance

Calculated from sourced mass
Equivalent amount
0.00391659 mol

Uses 255.324 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.

Elemental composition

Theoretical mass fractions
C
Carbon · 9 atoms
42.34%
S
Sulfur · 2 atoms
25.12%
N
Nitrogen · 3 atoms
16.46%
O
Oxygen · 2 atoms
12.53%
H
Hydrogen · 9 atoms
3.55%

Calculated theoretical mass fractions from the reported formula and PubChem periodic-table atomic masses. These are not assay or purity results.

Research & patent references

Selected source associations
Degeneracy and additional alloreactivity of drug-specific human alpha beta(+) T cell clones. ↗International immunology · 2001 Jul · PMID 11431418
Inhibition of recombinant Pneumocystis carinii dihydropteroate synthetase by sulfa drugs. ↗Antimicrobial agents and chemotherapy · 1995 Aug · PMID 7486915
GB517272 · Patent reference ↗Patent cross-reference supplied by ChEBI. Association alone does not establish claim scope.
US2362087 · Patent reference ↗Patent cross-reference supplied by ChEBI. Association alone does not establish claim scope.
US4665100 · Patent reference ↗Patent cross-reference supplied by ChEBI. Association alone does not establish claim scope.
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Sources & record history

Checked 27 Sep 2026
EMBL-EBI ChEBI · CHEBI:9337

Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0

NCBI PubChem · CID 5340 · retrieved 2026-09-27

PubCAS formats source data, connects references and computes explicitly labelled conversions. CAS cross-references are supplied by ChEBI; they do not constitute CAS verification or endorsement.

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