Table 2.

Scope I: Variation of the silyl and aryl groups of the diazene.

Entry	Diazene	SiR3	FG	Silyl ether	Yield [%]
1[a]	1 b	SiEt3	4‐Me	3 ba	76
2[b]	1 c	SitBuMe2	4‐Me	3 ca	68
3	1 d	SiMe2Ph	4‐Me	3 da	86
4	1 e	SiMe3	H	3 ea	72
5	1 f	SiMe3	4‐OMe	3 fa	82
6[a]	1 g	SiMe3	4‐CO2Me	3 ga	80
7	1 h	SiMe3	4‐CN	3 ha	72
8	1 i	SiMe3	4‐F	3 ia	99
9	1 j	SiMe3	4‐Cl	3 ja	81
10	1 k	SiMe3	4‐Br	3 ka	87
11	1 l	SiMe3	4‐I	3 la	83
12	1 m	SiMe3	2‐F	3 ma	65
13[a]	1 n	SiMe3	3‐NO2	3 na	67
14	1 o	SiMe3	2,5‐Me2, 4‐F	3 oa	73

[a] Me₃SiOK instead of Me₃SiONa. [b] Me₃SiOK/18‐crown‐6 (1.0:1.2 molar ratio) instead of Me₃SiONa.