| | 1 | Author
| Z. Naturforsch | Requires cookie* | | | Title
| Organosubstituierte  | | | | Abstract
| l,6,2,5-Azoniathiasilaboratabicyc!o[3.3.0]oct-3-ene -Herstellung und Kristallstruktur [1] O rg anosubstituted 1,6,2,5-A zoniathiasilaboratabicyclo[3.3.0]oct-3-enes -P rep aratio n and Crystal Structure [1] R oland K östera *, G ü n te r Seidel3, B ernd W rackm eyerb, R oland B oesec The heterocycles MeNSi(Me2)C(R3)=C (Et)B Et [R3 = Me: A; R3 = C(M e)=CH 2: B] react with 2-aminoethanet'nioi (i) by elimination of M eNH 2 to give the monocyclic H N CH 2CH2SSi(Me2)C (R)=C (Et)B Et [R = Me: 3a; R = C(M e)=CH 2: 3b] and the ther-mically more stable bicyclic compounds H NSi(Me2)C (R)=C (E t)B (E t)SC H 2CH 2 [R = Me: 4a; R = C(M e)=CH2: 4b], 4a crystallizes in the monoclinic space ^ ro u p P2i/c [lattice con stants (at 120 K) a = 9.3239(10), b = 8.9225(11), c = 17.3958(23) A; ß = 92.207(9)°] with a folded bicyclic ring system. c/s-ClB(Et)C=C(M e)Si(M e2)Cl (C) and Na2-lB E t3 (prepared from 1 and N aH BEt3) form by elimination of M eNH2 preferentially 3 a and minor amounts of 4a. A reacts with o-aminothiophenol (2) via H NSi(Me2)C(M e)=C (Et)B (Et)S(oC 6H 4) (5) to NSi(Me2)C(M e)=C(Et)BS(oC6H 4) (6) and the products 7-10. | | | |
Reference
| Z. Naturforsch. 50b, 959—968 (1995); eingegangen am 24. November 1994 | | | |
Published
| 1995 | | | |
Keywords
| 2, 5-Dihydro-l, 2, 5-azasilaboroles, Am inothioalkanes(arenes), Bicyclic Heterocycles, Crystal Structure | | | |
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