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Molecule record

pyrazin-2-amine

C4H5N3

95.11 g/mol

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Molecular properties

Formula
C4H5N3
Molar mass
95.11 g·mol−1
Exact mass
95.0483 Da
4
PubChem CID
78747

Functional groups

Aromatic ring
Primary amine

Physical properties

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

Common names and synonyms

  • 2-Aminopyrazine
  • 2-Pyrazinamine
  • 225-748-7
  • 5049-61-6
  • AC-907/25014024
  • AKOS000120229
  • AMINO PYRAZINE
  • Aminopyrazine
Show all 24 synonyms
  • CHEMBL1834089
  • CL4536
  • DTXCID40121001
  • DTXSID80198510
  • EINECS 225-748-7
  • ENT 60202
  • ES73FRK6MY
  • F2169-0758
  • MFCD00006137
  • NSC-13147
  • Pyrazinamine
  • Pyrazine, 2-amino-
  • RefChem:465193
  • STL137799
  • pyrazin-2-ylamine
  • pyrazineamine

Structure identifiers

Canonical SMILES
Nc1cnccn1
Isomeric SMILES
C1=CN=C(C=N1)N
InChI
InChI=1S/C4H5N3/c5-4-3-6-1-2-7-4/h1-3H,(H2,5,7)
InChIKey
XFTQRUTUGRCSGO-UHFFFAOYSA-N
PubChem CID
78747

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 pyrazin-2-amine; not experimental data.

Simulated EI mass spectrum

On-demand educational fragmentation for pyrazin-2-amine; 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
pyrazin-2-amine - Formula, Structure | ChemArche