New digermanes: An attempted synthesis of a digermadiene
โ Scribed by M.A. Chaubon-Deredempt; J. Escudie; C. Couret
- Book ID
- 103230159
- Publisher
- Elsevier Science
- Year
- 1994
- Tongue
- English
- Weight
- 821 KB
- Volume
- 467
- Category
- Article
- ISSN
- 0022-328X
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๐ SIMILAR VOLUMES
Synthesis of hexamethylfulvene by addition of isopropyl magnesium chloride to methoxyprotected tetramethylcyclopentadienone followed by acid-catalyzed dehydration/ deprotection resulted in formation of two isomers of the desired hexamethylfulvene. The intermediate leading to the isomeric products wa
## Abstract Treatment of the unsaturated ketone 6 with phenylhydrazine fails to afford the unsaturated phenylhydrazone 3 but gives the tricyclic phenylhydrazoketone __exo__โ8, which is oxidised with iron(III) chloride to yield the phenylazoketone __exo__โ9. The configuration of __exo__โ9 is elucida
AIBNIsl). The mixture is then cooled rapidly, filtered through a G4 frit, and freed from solvent and organic impurities a t 2OoC in a high vacuum. Sublimation of the residue in a high vacuum then gives analytically pure ( 3 ) [330 mg, 97 % based on (I)]. A solution of AIBN (117 mg, 0.71 mmole) and