2-Cyanoguanidine

2-Cyanoguanidine
Names
	IUPAC name 2-Cyanoguanidine
	Other names Cyanoguanidine, dicyanodiamide, N-cyanoguanidine, 1-cyanoguanidine, guanidine-1-carbonitrile, dicyanamide, Didin, DCD, Dicy
Identifiers
CAS Number	461-58-5 ;
3D model (JSmol)	Interactive image; isomer: Interactive image; zwitterion: Interactive image;
ChEBI	CHEBI:147423;
ChemSpider	9611 ;
ECHA InfoCard	100.006.649
EC Number	207-312-8;
PubChem CID	10005;
RTECS number	ME9950000;
UNII	M9B1R0C16H ;
CompTox Dashboard (EPA)	DTXSID1020354 ;
	InChI InChI=1S/C2H4N4/c3-1-6-2(4)5/h(H4,4,5,6) Key: QGBSISYHAICWAH-UHFFFAOYSA-N ; InChI=1/C2H4N4/c3-1-6-2(4)5/h(H4,4,5,6) Key: QGBSISYHAICWAH-UHFFFAOYAY;
	SMILES N#CNC(=N)N; isomer: N#CN=C(N)N; zwitterion: N#CNC(=[N-])[NH3+];
Properties
Chemical formula	C2H4N4
Molar mass	84.08 g/mol
Appearance	White crystals
Density	1.400 g/cm3
Melting point	209.5 °C (409.1 °F; 482.6 K)
Boiling point	252 °C (486 °F; 525 K)
Solubility in water	41.3 g/l
log P	−0.52
Henry's law; constant (kH)	2.25×10−10 atm·m3/mol
Magnetic susceptibility (χ)	−44.55×10−6 cm3/mol
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H302, H312, H332
Precautionary statements	P261, P264, P270, P271, P280, P301+P312, P302+P352, P304+P312, P304+P340, P312, P322, P330, P363, P501
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

2-Cyanoguanidine is a nitrile derived from guanidine. It is a dimer of cyanamide, from which it can be prepared. 2-Cyanoguanidine is a colourless solid that is soluble in water, acetone, and alcohol, but not nonpolar organic solvents.