Essigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester

Base Information

Chemical Name:Essigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester
CAS No.:76686-35-6
Molecular Formula:C₁₇H₂₀O₄
Molecular Weight:288.343
Hs Code.:

Synonyms:Essigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of Essigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester

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Technology Process of Essigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester

There total 1 articles about Essigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester 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: 63.2%

: 108-24-7
acetic anhydride

: (E)-5-((S)-4-Hydroxy-2,6,6-trimethyl-3-oxo-cyclohex-1-enyl)-3-methyl-pent-2-en-4-ynal

: 76686-35-6
Essigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester

Guidance literature:: With pyridine; at 0 ℃; for 5h;
DOI:10.1002/hlca.19800630618

Reference yield: 79.0%

: 76686-35-6
Essigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester

: 76686-37-8
Essigsaeure-<(1S,3'E)-4-(5'-hydroxy-3'-methyl-3'-penten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester

Guidance literature:: With sodium tetrahydroborate; In tetrahydrofuran; water; at -40 - -35 ℃; for 2h;
DOI:10.1002/hlca.19800630618

Reference yield:

: 76686-35-6
Essigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester

: 76686-39-0
Essigsaeure-<(1S,3'E)-4-(5'-brom-3'-methyl-3'-penten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester

Guidance literature:: Multi-step reaction with 2 steps

1: 79 percent / Natriumborhydrid / tetrahydrofuran; H₂O / 2 h / -40 - -35 °C

2: 32 percent / Phosphortribromid / dimethylformamide / 3 h / 0 °C

With sodium tetrahydroborate; phosphorus tribromide; In tetrahydrofuran; water; N,N-dimethyl-formamide;
DOI:10.1002/hlca.19800630618