12(S),15(S)-dibenzoyloxy-13(R),14(R)-O-methylethylidene-6,9,17,20-hexaeicosatetrayn-13,14-diol

Base Information

Chemical Name:12(S),15(S)-dibenzoyloxy-13(R),14(R)-O-methylethylidene-6,9,17,20-hexaeicosatetrayn-13,14-diol
CAS No.:121525-72-2
Molecular Formula:C₄₃H₅₀O₆
Molecular Weight:662.866
Hs Code.:

Synonyms:12(S),15(S)-dibenzoyloxy-13(R),14(R)-O-methylethylidene-6,9,17,20-hexaeicosatetrayn-13,14-diol

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Chemical Property of 12(S),15(S)-dibenzoyloxy-13(R),14(R)-O-methylethylidene-6,9,17,20-hexaeicosatetrayn-13,14-diol

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Technology Process of 12(S),15(S)-dibenzoyloxy-13(R),14(R)-O-methylethylidene-6,9,17,20-hexaeicosatetrayn-13,14-diol

There total 6 articles about 12(S),15(S)-dibenzoyloxy-13(R),14(R)-O-methylethylidene-6,9,17,20-hexaeicosatetrayn-13,14-diol which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 90.0%

: 628-71-7
1-Heptyne

: 121525-71-1
5(S),8(S)-dibenzoyloxy-1,12-dibromo-6(R),7(R)-O-methylethylidene-2,10-dodecadiyn-6,7-diol

: 121525-72-2
12(S),15(S)-dibenzoyloxy-13(R),14(R)-O-methylethylidene-6,9,17,20-hexaeicosatetrayn-13,14-diol

Guidance literature:: With n-butyllithium; copper(I) bromide dimethylsulfide complex; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexane; at -78 - 25 ℃;
DOI:10.1016/S0040-4020(01)89193-6

Reference yield: 15.0%

: 929-53-3
1,4-decadiyne

: 63699-97-8
1,2:5,6-dianhydro-3,4-O-methylethylidene-L-iditol

: 121525-72-2
12(S),15(S)-dibenzoyloxy-13(R),14(R)-O-methylethylidene-6,9,17,20-hexaeicosatetrayn-13,14-diol

Guidance literature:: With n-butyllithium; In toluene; at -78 ℃;
DOI:10.1016/S0040-4020(01)89193-6

Reference yield:

: 121525-70-0
5(S),8(S)-dibenzoyloxy-1,12-ditetrahydropyranyloxy-6(R),7(R)-O-methylethylidene-2,10-dodecadiyn-6,7-diol

: 121525-72-2
12(S),15(S)-dibenzoyloxy-13(R),14(R)-O-methylethylidene-6,9,17,20-hexaeicosatetrayn-13,14-diol

Guidance literature:: Multi-step reaction with 2 steps

1: 70 percent / Ph₂PC₂H₄PPh₂, Br₂ / CH₂Cl₂ / 1.5 h / 25 °C

With bromine; 1,2-bis-(diphenylphosphino)ethane; In dichloromethane;