1089. Benzoguanamine

Nomenclature

CAS number: 91-76-9
6-Phenyl-1,3,5-triazine-2,4-diamine; 2,4-diamino-6-phenyl-s-triazine; 4,6-diamino-2-phenyl-s-triazine.
C9H9N5; mol wt 187.20.
C 57.74%, H 4.85%, N 37.41%.

Description and references

Prepd from benzonitrile and dicyandiamide in the presence of Na and liquid ammonia: Jones, US 2735850 (1956 to British Oxygen Co.); from benzonitrile and dicyandiamide in the presence of KOH and methyl Cellosolve: Simons, Saxton, Org. Synth. 33, 13 (1953).

Chemical structure

Properties

Crystals. d425 1.40. mp 227-228°. uv max (ethanol): 249 nm (ε 25,000). Sol in alcohol, ether, dil HCl; partially sol in dimethylformamide. Practically insol in acetone, chloroform, ethyl acetate. Soly in water at 22° 0.06%; at 100° 0.6%.

Use

In the manuf of thermosetting resins, pesticides, pharmaceuticals and dyestuffs.