Methyl thiocyanate
Methyl thiocyanate is an organic compound with the formula CH3SCN. The simplest member of the organic thiocyanates, it is a colourless liquid with an onion-like odor. It is produced by the methylation of thiocyanate salts. The compound is a precursor to the more useful isomer methyl isothiocyanate (CH3NCS).
| Names | |
|---|---|
| Preferred IUPAC name
Methyl thiocyanate | |
| Other names
Thiocyanic acid methyl ester; Methylrhodanid; methylrhodanate; Methylthiokyanat; Thiocyanomethane; Methyl rhodanide; Methyl thiocyanate; thiocyanato-methan; methylsulfocyanate; Methylsalfocyanate | |
| Identifiers | |
3D model (JSmol) |
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| ChEBI | |
| ChemSpider | |
| ECHA InfoCard | 100.008.305 |
| EC Number |
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| MeSH | C047435 |
PubChem CID |
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| UNII | |
| UN number | 2929 1935 |
CompTox Dashboard (EPA) |
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| Properties | |
| C2H3NS | |
| Molar mass | 73.117 |
| Appearance | Colourless liquid |
| Density | 1.074 g/cm3 |
| Melting point | −51 °C (−60 °F; 222 K) |
| Boiling point | 132 °C (270 °F; 405 K) (101.3 kP) |
| Slightly soluble | |
| Solubility in Diethyl ether | Miscible |
| Structure | |
| bent C-S-CN | |
| Hazards | |
| GHS labelling: | |
| Danger | |
| H226, H301, H311, H315, H319, H330, H331, H335 | |
| P210, P233, P240, P241, P242, P243, P260, P261, P264, P270, P271, P280, P284, P301+P310, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P310, P311, P312, P320, P321, P322, P330, P332+P313, P337+P313, P361, P362, P363, P370+P378, P403+P233, P403+P235, P405, P501 | |
| NFPA 704 (fire diamond) | |
| Flash point | 38 °C (100 °F; 311 K) |
| Related compounds | |
Related compounds |
Methyl isocyanate Methyl isothiocyanate |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
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