ChemArche
Sign inAccount

Molecule record

4-methyl-1,2-thiazole

C4H5NS

99.16 g/mol

Loading structure

Molecular properties

Formula
C4H5NS
Molar mass
99.16 g·mol−1
Exact mass
99.0143 Da
3
PubChem CID
136499

Functional groups

Alkane / alkyl carbon

Physical properties

No source-backed physical properties are curated for this molecule yet.

Common names and synonyms

  • 4-METHYL-ISOTHIAZOLE
  • 4-Methylisothiazole
  • 693-90-3
  • 835-189-6
  • AKOS006322899
  • AS-6215
  • CS-0262518
  • DB-306090
Show all 20 synonyms
  • DTXCID90141850
  • DTXSID20219359
  • EN300-82994
  • F317770
  • Isothiazole, 4-methyl-
  • MFCD11501471
  • RefChem:99898
  • SCHEMBL106047
  • SCHEMBL128238
  • SCHEMBL1819308
  • SCHEMBL47213
  • YUTQRQJTFPEEPB-UHFFFAOYSA-N

Structure identifiers

Canonical SMILES
Cc1cnsc1
Isomeric SMILES
CC1=CSN=C1
InChI
InChI=1S/C4H5NS/c1-4-2-5-6-3-4/h2-3H,1H3
InChIKey
YUTQRQJTFPEEPB-UHFFFAOYSA-N
PubChem CID
136499

Spectroscopy

Tabs appear only for spectra stored with clear provenance.

Open library
No redistributable or simulated spectroscopy record is attached yet.

Simulated NMR

On-demand educational prediction for 4-methyl-1,2-thiazole; not experimental data.

Simulated EI mass spectrum

On-demand educational fragmentation for 4-methyl-1,2-thiazole; not experimental data.

Sources

Molecule identity

Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.

PubChem(link only)
Open source record