2-(2,2-dimethylpent-4-enyl)-3-t-butyldimethylsilyloxycyclohex-2-en-1-one

Base Information

Chemical Name:2-(2,2-dimethylpent-4-enyl)-3-t-butyldimethylsilyloxycyclohex-2-en-1-one
CAS No.:116914-25-1
Molecular Formula:C₁₉H₃₄O₂Si
Molecular Weight:322.563
Hs Code.:

Synonyms:2-(2,2-dimethylpent-4-enyl)-3-t-butyldimethylsilyloxycyclohex-2-en-1-one

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Chemical Property of 2-(2,2-dimethylpent-4-enyl)-3-t-butyldimethylsilyloxycyclohex-2-en-1-one

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Technology Process of 2-(2,2-dimethylpent-4-enyl)-3-t-butyldimethylsilyloxycyclohex-2-en-1-one

There total 17 articles about 2-(2,2-dimethylpent-4-enyl)-3-t-butyldimethylsilyloxycyclohex-2-en-1-one 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: 99.0%

: 92611-63-7
2-(2,2-dimethyl-4-pentenyl)-cyclohexane-1,3-dione

: 18162-48-6
tert-butyldimethylsilyl chloride

: 116914-25-1
2-(2,2-dimethylpent-4-enyl)-3-t-butyldimethylsilyloxycyclohex-2-en-1-one

Guidance literature:: With triethylamine; In benzene; at 60 ℃; for 16h;
DOI:10.1016/S0040-4020(01)87743-7

Reference yield:

: 108-55-4
glutaric anhydride,

: 116914-25-1
2-(2,2-dimethylpent-4-enyl)-3-t-butyldimethylsilyloxycyclohex-2-en-1-one

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) Mg, iodine / 1.) THF, 0.5 h, reflux; 2.) THF, -30 deg C to RT, RT, 1 h

2: 86 percent / cc. HCl / 12 h / Heating

3: 98 percent / potassium t-butoxide / diethyl ether / 0.5 h / 0 °C

4: 99 percent / triethylamine / benzene / 16 h / 60 °C

With hydrogenchloride; potassium tert-butylate; iodine; magnesium; triethylamine; In diethyl ether; benzene;
DOI:10.1016/S0040-4020(01)87743-7

Reference yield:

: 5497-67-6
2,2-dimethyl-4-pentenal

: 116914-25-1
2-(2,2-dimethylpent-4-enyl)-3-t-butyldimethylsilyloxycyclohex-2-en-1-one

Guidance literature:: Multi-step reaction with 11 steps

1: 92 percent / piperidine, glacial acetic acid / CHCl₃ / 14 h / Heating

2: 90 percent / sodium borohydride / ethanol / 0.67 h / 15 - 20 °C

3: 55 percent / Cu, pyridine / methanol / 36 h / Heating

4: 88 percent / lithium aluminium hydride / diethyl ether / Heating

5: 92 percent / pydidinum chlorochromate, celite, sodium acetate / CH₂Cl₂ / 5 h

6: 96 percent / diethyl ether; tetrahydrofuran / -60 °C

7: 95 percent / MnO₂ / CHCl₃ / 72 h / Ambient temperature

8: 97 percent / potassium t-butoxide / diethyl ether / 16 h / 1.) ether, 16 h

9: 87 percent / NaCl, water / dimethylsulfoxide / 10 h / 150 °C

10: 98 percent / potassium t-butoxide / diethyl ether / 0.5 h / 0 °C

11: 99 percent / triethylamine / benzene / 16 h / 60 °C

With piperidine; pyridine; manganese(IV) oxide; sodium tetrahydroborate; lithium aluminium tetrahydride; Celite; potassium tert-butylate; water; sodium acetate; copper; acetic acid; triethylamine; pyridinium chlorochromate; sodium chloride; In tetrahydrofuran; methanol; diethyl ether; ethanol; dichloromethane; chloroform; dimethyl sulfoxide; benzene;
DOI:10.1016/S0040-4020(01)87743-7