Molecular properties
- Formula
- CHN
- Molar mass
- 27.02 g·mol−1
- Exact mass
- 27.0109 Da
- 2
- 0
- 1
- 23.80 Ų
- 0.1 (PubChem computed XLogP3-AA descriptor)
- CAS
- 74-90-8
- PubChem CID
- 768
Molecule record
methanenitrile
CHN
27.02 g/mol
Interactions
- Polarity
- Polar functional group with nonpolar contribution from the carbon skeleton.
- Acid-base behavior
- Review ionizable groups and pKa data where available; ChemForge does not infer definitive acid-base state from identity alone.
- Intermolecular forces
- Assess dispersion, dipole interactions, hydrogen bonding, and ionic character from the functional groups shown.
Functional groups
Nitrile
Physical properties
| Property | Value | Conditions | Source |
|---|---|---|---|
| Logp | 0.1 | PubChem computed XLogP3-AA descriptor | PubChem(link only) |
Common names and synonyms
- 74-90-8
- Acid, Hydrocyanic
- Acide cyanhydrique
- Acido cianidrico
- Aero Liquid HCN
- Agent AC
- Blausaeure
- Blauwzuur
Show all 23 synonyms
- Carbon hydride nitride (CHN)
- Cyaanwaterstof
- Cyanwasserstoff
- Cyclon
- Cyclone B
- Cyjanowodor
- Evercyn
- Formic anammonide
- Formonitrile
- Prussic acid
- RCRA waste number P063
- Zaclondiscoids
- Zyklon B
- hydrocyanic acid
- hydrogen cyanide
Structure identifiers
- Canonical SMILES
- C#N
- Isomeric SMILES
- C#N
- InChI
- InChI=1S/CHN/c1-2/h1H
- InChIKey
- LELOWRISYMNNSU-UHFFFAOYSA-N
- PubChem CID
- 768
Spectroscopy
Tabs appear only for spectra stored with clear provenance.
Simulated FTIR trace
Predicted FTIR / %T
4 cm-1 resolution / deterministic instrument profile
Hover for cursor
Peak assignments
2250 cm−1C≡N nitrile (simulated)
2960 cm−1sp3 C-H (simulated)
Simulated NMR
On-demand educational prediction for methanenitrile; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for methanenitrile; not experimental data.
Sources
Molecule identity
Retrieved 8/7/2026. Reuse status is summarized by the badge; open the source for full details.
simulated IR
ChemForge original educational simulation.