(Z)-But-2-enedioic acid ethyl ester 2,4,4-trimethyl-3-vinyl-cyclohex-2-enyl ester

Base Information

Chemical Name:(Z)-But-2-enedioic acid ethyl ester 2,4,4-trimethyl-3-vinyl-cyclohex-2-enyl ester
CAS No.:104788-47-8
Molecular Formula:C₁₇H₂₄O₄
Molecular Weight:292.375
Hs Code.:

Synonyms:(Z)-But-2-enedioic acid ethyl ester 2,4,4-trimethyl-3-vinyl-cyclohex-2-enyl ester

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Chemical Property of (Z)-But-2-enedioic acid ethyl ester 2,4,4-trimethyl-3-vinyl-cyclohex-2-enyl ester

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Technology Process of (Z)-But-2-enedioic acid ethyl ester 2,4,4-trimethyl-3-vinyl-cyclohex-2-enyl ester

There total 6 articles about (Z)-But-2-enedioic acid ethyl ester 2,4,4-trimethyl-3-vinyl-cyclohex-2-enyl 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: 67.0%

: 2459-05-4,3249-53-4,3990-03-2
malonic acid monoethyl ester

: 114298-66-7
2,4,4-trimethyl-3-vinyl-cyclohex-2-enol

: 104788-47-8
(Z)-But-2-enedioic acid ethyl ester 2,4,4-trimethyl-3-vinyl-cyclohex-2-enyl ester

Guidance literature:: With dmap; dicyclohexyl-carbodiimide; In dichloromethane; for 4h; Ambient temperature;
DOI:10.1039/c39840001423

Reference yield:

: 1629-58-9
4-penten-3-one

: 104788-47-8
(Z)-But-2-enedioic acid ethyl ester 2,4,4-trimethyl-3-vinyl-cyclohex-2-enyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 1) LDA / 1) THF, -78 degC

2: 78 percent / NaH / tetrahydrofuran / 4 h / Heating

3: 79 percent / p-TsOH / benzene / 24 h / Heating

4: 96 percent / diethyl ether / 4 h / Heating

5: 70 percent / LiAlH₄ / diethyl ether / 2 h / Heating

6: 67 percent / dicyclohexylcarbodiimide, 4(N,N-dimethylamino)pyridine / CH₂Cl₂ / 4 h / Ambient temperature

With dmap; lithium aluminium tetrahydride; sodium hydride; toluene-4-sulfonic acid; dicyclohexyl-carbodiimide; lithium diisopropyl amide; In tetrahydrofuran; diethyl ether; dichloromethane; benzene;
DOI:10.1039/c39840001423

Reference yield:

: 64095-45-0
2,2-dimethyl-5-oxo-heptanoic acid methyl ester

: 104788-47-8
(Z)-But-2-enedioic acid ethyl ester 2,4,4-trimethyl-3-vinyl-cyclohex-2-enyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 78 percent / NaH / tetrahydrofuran / 4 h / Heating

2: 79 percent / p-TsOH / benzene / 24 h / Heating

3: 96 percent / diethyl ether / 4 h / Heating

4: 70 percent / LiAlH₄ / diethyl ether / 2 h / Heating

5: 67 percent / dicyclohexylcarbodiimide, 4(N,N-dimethylamino)pyridine / CH₂Cl₂ / 4 h / Ambient temperature

With dmap; lithium aluminium tetrahydride; sodium hydride; toluene-4-sulfonic acid; dicyclohexyl-carbodiimide; In tetrahydrofuran; diethyl ether; dichloromethane; benzene;
DOI:10.1039/c39840001423