Improved preparation of aliphatic propynoic esters

✍ Scribed by L. Balas; B. Jousseaume; B. Langwost

• Book ID: 104233177
• Publisher: Elsevier Science
• Year: 1989
• Tongue: French
• Weight: 120 KB
• Volume: 30
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(01)80735-8

✦ Synopsis

Alcohol Yield (%)(a) l-octanol 68 1.4-Butanediol 66 buyI alcohol 52 a-Methylbenzyl alcohol 76 3J-Hexadien-l-01 72 z-plopen-l-01 75 3-Phenyl-Zpropen-l-o1 71 t-Butanol 0 (18) I-Methyl-1-phenyl ethanol 0 1X-LNMR (CC4, (ppmi) 0.8S1.8 (m,15H) :2.8~(s,lH) ;4.12 (t,2H) 1.65-1.9 (m,4H) ; 2.82 (s,2H) ; 4.15 (m,4H) 2.85 (s.1I-l) ; 5.0 (833 ; 7.15 (s,5H) (19) 1.50 (d2H) ; 2.80 (s.1I-l) ; 5.85 (q,lH) : 7.20 (s,5H) 2.30 (q,W ; 2.75 (s,lH) ; 4.05 (@I) ; 4.80-6.45 (m.4I-I) 2.90 (s,lH) ; 4.60 (42H) ; 5.10-6.30 (m.3I-I) 00) 2.90 (s,lW ; 4.65 (d,2Q ; 5.80-6.7O(m, 2I-I) ; 7.20 (s.5I-I) (20) (a) Satisfactory microanalyses obtained : C +-0.40, H +_ 0.3 1