Table 1. Selected bond lengths (Å) in SDiazMesE , (SDiazMesE)·(MeCN) (E = S, Se) and the products of reaction with I2 .
| Compound | d C=E | d C—N | E—I | I—I | |
|---|---|---|---|---|---|
| SDiazMesS | 1.6887 (13) | 1.3625 (16) | 1.361 (2) | – | – |
| SDiazMesSe | 1.851 (2) | 1.361 (3) | 1.348 (3) | – | – |
| 1.850 (2) | 1.356 (3) | 1.353 (3) | – | – | |
| (SDiazMesS)·(MeCN) | 1.6821 (15) | 1.3627 (17) | 1.3689 (15) | – | – |
| (SDiazMesSe)·(MeCN) | 1.8498 (18) | 1.355 (2) | 1.3586 (19) | – | – |
| SDiazMesS—I2 | 1.738 (3) | 1.356 (4) | 1.337 (5) | 2.6738 (9) | 2.8794 (4) |
| SDiazMesSe—I2 | 1.8973 (16) | 1.334 (3) | 1.351 (2) | 2.7559 (4) | 2.9106 (4) |
| (SDiazMesS—I2)·(I2) | 1.7555 (18) | 1.335 (3) | 1.344 (2) | 2.5052 (5) | 3.0803 (4) |
| [(SDiazMesSe—I)(I3)] | 1.921 (10) | 1.338 (13) | 1.339 (13) | 2.5807 (14) | 3.2052 (10) |
| [(SDiazMesSe—I)(I3)]·(DCM) | 1.9274 (17) | 1.331 (3) | 1.338 (3) | 2.5958 (3) | 3.1867 (3) |
| [(SDiazMesSe-DMK)(I3)]·(I2) | 1.910 (9) | 1.320 (12) | 1.336 (11) | – | – |
| [(SDiazMesS-MIBK)(I3)] | 1.772 (4) | 1.339 (4) | 1.329 (4) | – | – |
| [(SDiazMesSe-MIBK)(I3)] | 1.9284 (17) | 1.340 (3) | 1.328 (2) | – | – |