Eingegangen am 27. Dezember 1983 Das Dimere 2 von 1,5-Cyclooctadien-3-in (1) bildet mit 4-Phenyl-I ,2,4-triazolin-3,5-dion (PTD) ein Bisaddukt 6. Nach den spektroskopischen Daten kommt eine der symmetrischen Strukturen ad in Frage. Die Rontgenstrukturanalyse beweist die Konstitution c. Die beiden PT
β¦ LIBER β¦
Structural revision of the cycloadduct of bicyclo[5.3.0]deca-1(7),2,4-triene-10-one with 4-phenyl-1,2,4-triazoline-3, 5-dione
β Scribed by Mitsunori Oda; Hidemasa Horiguchi; Takanori Kajioka; Shigeyasu Kuroda
- Publisher
- Elsevier Science
- Year
- 2010
- Tongue
- English
- Weight
- 172 KB
- Volume
- 115
- Category
- Article
- ISSN
- 0165-0513
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## Abstract An (__E__)/(__Z)__ mixture (3β:β2) of 7βbenzylidenecyclooctaβ1,3,5βtriene (**5**) is obtained when 1βbenzylcyclooctaβ1,3,5,7βtetraene (**7**), prepared by an improved procedure, is treated with __t__βBuOK in THF. Alternatively, a __ca.__ 9β:β1 mixture (__E__)/(__Z__)β**5** can be prepar