Convenient Procedures for t-Butylacetylene and Vinylacetylene
Treatment of the dichlorides t-C 4 H 9 CH 2 CHCl 2 and E-ClCH 2 CH˭CHCH 2 Cl with a suspension of powdered potassium hydroxide in high-boiling petroleum at elevated temperatures in the presence of Aliquat-336 and pinacol gives t-butylacetylene and vinylacetylene in high yields. Vinylacetylene is als...
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| Veröffentlicht in: | Synthetic communications 1990-12, Vol.20 (21), p.3355-3358 |
|---|---|
| Hauptverfasser: | , |
| Format: | Artikel |
| Sprache: | eng |
| Online-Zugang: | Volltext |
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| Zusammenfassung: | Treatment of the dichlorides t-C
4
H
9
CH
2
CHCl
2
and E-ClCH
2
CH˭CHCH
2
Cl with a suspension of powdered potassium hydroxide in high-boiling petroleum at elevated temperatures in the presence of Aliquat-336 and pinacol gives t-butylacetylene and vinylacetylene in high yields. Vinylacetylene is also obtainable by treating E-ClCH
2
CH˭CHCH
2
Cl with a concentrated aqueous solution of KOH in the presence of Aliquat-336. |
|---|---|
| ISSN: | 0039-7911 1532-2432 |
| DOI: | 10.1080/00397919008051570 |