Résumé
Three new C-bonded cyclotriphosphazenes, [N
3
P
3
(2-thienyl)
6
],
2
, [N
3
P
3
(3-thienyl)
6
],
4
, and [N
3
P
3
(3,3′-bithienyl-2,2′-ylene)
3
],
6
, have been prepared by two new synthetic procedures and are the first examples of non-spiro and trispirocyclotriphosphazene derivatives composed of thiophene and 3,3′-dithiophene substituents, respectively. Their
1
H,
13
C and
31
P NMR parameters are given. The solid state structures of
2
,
4
and
6
have been determined by X-ray crystallography.
Three new C-bonded cyclotriphosphazenes have been prepared by two new synthetic procedures and are the first examples of non-spiro and trispirocyclotriphosphazene derivatives composed of thiophene and 3,3′-dithiophene substituents respectively.