You can react 1-octyne with ethylene oxide, using n-BuLi. You can find more information in this article:

Trimethylaluminum (TMA)-Catalyzed Reaction of Alkynyllithiums with Ethylene Oxide: Increased Yields and Purity of Homopropargylic Alcohols

Thank you very much for your guidance

Your help will be useful to me.

Best regards .

you can use these artice:

Fukuda, Yukitoshi; Matsubara, Seijiro; Lambert, Claude; Shiragami, Hiroshi; Nanko, Toshiki; et al. Bulletin of the Chemical Society of Japan, 1991 , vol. 64, # 6 p. 1810 - 1813.

Abrams, Suzanne R.; Nucciarone, Donaato D.; Steck, Warren F. Canadian Journal of Chemistry, 1983 , vol. 61, p. 1073 - 1076.

Brummond, Kay M.; McCabe, Jamie M. Synlett, 2005 , # 16 art. no. S06305ST, p. 2457 - 2460 .

Garbe, Leif-A.; Tressl, Roland Helvetica Chimica Acta, 2004 , vol. 87, # 1 p. 180 - 196

Thank you so much Dr Ramin Javahershenas

You can follow this

DOI:10.1055/s-2005-917078

Thanks a lot Dr Sandeep Chandrashekharappa.