Patent ID: 7645877

Claim:
A compound represented by the formula (1): in which R a , R b and R c are, independently of one another, an azide group —N 3 or an —N═PR 1 R 2 R 3 group, with the proviso that at least one radical from R a , R b and R c is an —N═PR 1 R 2 R 3 group, and in which R 1 , R 2 and R 3 are, independently of one another, a radical chosen from the group α consisting of a straight-chain or branched-chain C 1 -C 12 -alkyl radical, a C 3 -C 7 -cycloalkyl radical, a straight-chain or branched-chain C 2 -C 12 -alkenyl radical, a straight-chain or branched-chain C 1 -C 12 -alkoxy radical, furyl, furanyl, benzofuranyl, thienyl, thiazolyl, benzothiazolyl, thiadiazolyl, imidazolyl, pyrazolyl, triazolyl, tetrazolyl, pyrazinyl, benzothienyl, morpholinyl, thiomorpholinyl, piperidinyl, piperazinyl, pyrrolidinyl, pyrimidinyl, imidazolinyl, pyrazolidinyl, phenyl, phenoxy, benzyl, benzyloxy, naphthyl, naphthoxy, di(C 1 -C 6 )alkylamino, tri(C 1 -C 6 )alkylsilyl and pyridyl, which can in each case be further substituted by one to five substituents chosen, independently of one another, from the group β consisting of a straight-chain or branched-chain C 1 -C 6 -alkyl radical, a C 3 -C 7 -cycloalkyl radical, a straight-chain or branched-chain C 2 -C 6 -alkenyl radical, a straight-chain or branched-chain C 1 -C 6 -alkoxy radical, halogen, hydroxy, amino, di(C 1 -C 6 )alkylamino, nitro, cyano, benzyl, 4-methoxybenzyl, 4-nitrobenzyl, phenyl and 4-methoxyphenyl.