The synthesis of the 1-phenoxymethyl-4-aryl-5,6,7,8-tetrahydro-2а,4a,8a-triazacyclopenta[cd]azulene-3-carboxylic (or carbothionic) acid derivatives 9a-9o, 10. Where 6-9 a) X= -CH=CH2, b) X= Ph, c), l Ar=Ph, d) 2MeC6H4, e) 3MeC6H4, f) 4MeC6H4, g) 2,4Me2C6H3, h) 2,5Me2C6H3, i) 3,4Me2C6H3, j) 2MeOC6H4, k) 4MeOC6H4, m) 3ClC6H4, n) 2MeOC6H4, o) 3,4Cl2C6H3.