2,3,5,6,7,8-hexahydro-1H,4H-azulen-1-one cyclic (1S,2S)-1,2-bis-<(benzyloxy)methyl>ethylene acetal

Base Information

Chemical Name:2,3,5,6,7,8-hexahydro-1H,4H-azulen-1-one cyclic (1S,2S)-1,2-bis-<(benzyloxy)methyl>ethylene acetal
CAS No.:105543-61-1
Molecular Formula:C₂₈H₃₄O₄
Molecular Weight:434.576
Hs Code.:

Synonyms:2,3,5,6,7,8-hexahydro-1H,4H-azulen-1-one cyclic (1S,2S)-1,2-bis-<(benzyloxy)methyl>ethylene acetal

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Chemical Property of 2,3,5,6,7,8-hexahydro-1H,4H-azulen-1-one cyclic (1S,2S)-1,2-bis-<(benzyloxy)methyl>ethylene acetal

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Technology Process of 2,3,5,6,7,8-hexahydro-1H,4H-azulen-1-one cyclic (1S,2S)-1,2-bis-<(benzyloxy)methyl>ethylene acetal

There total 3 articles about 2,3,5,6,7,8-hexahydro-1H,4H-azulen-1-one cyclic (1S,2S)-1,2-bis-<(benzyloxy)methyl>ethylene acetal 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: 59.0%

: 769-32-4
3,4,5,6,7,8-hexahydro-2H-azulen-1-one

: 17401-06-8
(2S,3S)-1,4-bis(benzyloxy)-2,3-butanediol

: 105543-61-1
2,3,5,6,7,8-hexahydro-1H,4H-azulen-1-one cyclic (1S,2S)-1,2-bis-<(benzyloxy)methyl>ethylene acetal

Guidance literature:: pyridinium p-toluenesulfonate; In benzene; Heating;
DOI:10.1016/S0040-4020(01)90002-X

Reference yield: 59.0%

: 769-32-4
3,4,5,6,7,8-hexahydro-2H-azulen-1-one

: 113427-43-3
1,4-di-O-benzyl-L-threitol

: 105543-61-1
2,3,5,6,7,8-hexahydro-1H,4H-azulen-1-one cyclic (1S,2S)-1,2-bis-<(benzyloxy)methyl>ethylene acetal

Guidance literature:: With pyridinium p-toluenesulfonate; In benzene; Heating;
DOI:10.1016/S0040-4039(00)84280-X

Reference yield:

: 75-11-6
diiodomethane

: 769-32-4
3,4,5,6,7,8-hexahydro-2H-azulen-1-one

: 105543-62-2,105616-43-1
C₂₉H₃₆O₄

: 105543-61-1
2,3,5,6,7,8-hexahydro-1H,4H-azulen-1-one cyclic (1S,2S)-1,2-bis-<(benzyloxy)methyl>ethylene acetal

Guidance literature:: With copper; potassium carbonate; zinc; iodine; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; 1) diethyl ether, reflux 2) diethyl ether, ene ketal, reflux;
DOI:10.1016/S0040-4039(00)84280-X