C₂₇H₄₄O₂

Base Information

Chemical Name:C₂₇H₄₄O₂
CAS No.:1307299-28-0
Molecular Formula:C₂₇H₄₄O₂
Molecular Weight:400.645
Hs Code.:

C<sub>27</sub>H<sub>44</sub>O<sub>2</sub>

Synonyms:

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Chemical Property of C₂₇H₄₄O₂

Chemical Property:

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Technology Process of C₂₇H₄₄O₂

There total 11 articles about C₂₇H₄₄O₂ 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:

: 1778-02-5
Pregnenolone acetate

: C₂₇H₄₄O₂

: 1307299-28-0
C₂₇H₄₄O₂

: (1S,Z)-3-((E)-2-((7αS)-1-((R)-2-hydroxy-6-methylheptan-2-yl)-7a-methylhexahydro-1H-inden-4(2H)-ylidene)ethylidene)-4-methylenecyclohexanol

Guidance literature:: Multi-step reaction with 11 steps

1.1: bromine; sodium hydroxide / 1,4-dioxane; water / Cooling with ice; Reflux

2.1: O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / dichloromethane / 20 °C

3.1: 1-methyl-1H-imidazole; iodine / tetrahydrofuran / 20 °C

4.1: magnesium / tetrahydrofuran / 2 h / 45 °C / Inert atmosphere

4.2: 20 °C / Inert atmosphere

5.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 20 °C

6.1: pyridine

7.1: 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; 2,2'-azobis(isobutyronitrile) / hexane; benzene / 0.33 h / 100 °C

8.1: tetrabutylammomium bromide / tetrahydrofuran / 1.25 h / 20 °C

8.2: 0.83 h

9.1: tetrahydrofuran / 0 - 20 °C

10.1: methanol / 0.33 h / 65 °C / UV-irradiation

11.1: methanol / 168 h / 20 °C

With pyridine; 1-methyl-1H-imidazole; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; 2,2'-azobis(isobutyronitrile); tetrabutyl ammonium fluoride; tetrabutylammomium bromide; bromine; iodine; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; magnesium; N-ethyl-N,N-diisopropylamine; sodium hydroxide; In tetrahydrofuran; 1,4-dioxane; methanol; hexane; dichloromethane; water; benzene; 4.1: Grignard reaction / 4.2: Grignard reaction / 9.1: Grignard reaction;
DOI:10.1021/jm201478e

Reference yield:

: 6570-97-4
(3S,10R,13S,17S)-10,13-dimethyl-17-(5-methylhexanoyl)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate

: C₂₇H₄₄O₂

: 1307299-28-0
C₂₇H₄₄O₂

: (1S,Z)-3-((E)-2-((7αS)-1-((R)-2-hydroxy-6-methylheptan-2-yl)-7a-methylhexahydro-1H-inden-4(2H)-ylidene)ethylidene)-4-methylenecyclohexanol

Guidance literature:: Multi-step reaction with 5 steps

1.1: 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; 2,2'-azobis(isobutyronitrile) / hexane; benzene / 0.33 h / 100 °C

2.1: tetrabutylammomium bromide / tetrahydrofuran / 1.25 h / 20 °C

2.2: 0.83 h

3.1: tetrahydrofuran / 0 - 20 °C

4.1: methanol / 0.33 h / 65 °C / UV-irradiation

5.1: methanol / 168 h / 20 °C

With 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; 2,2'-azobis(isobutyronitrile); tetrabutylammomium bromide; In tetrahydrofuran; methanol; hexane; benzene; 3.1: Grignard reaction;
DOI:10.1021/jm201478e

Reference yield:

: 1369391-49-0
1-((3S,10R,13S,17S)-3-((tert-butyldiphenylsilyl)oxy)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-5-methylhexan-1-one

: C₂₇H₄₄O₂

: 1307299-28-0
C₂₇H₄₄O₂

: (1S,Z)-3-((E)-2-((7αS)-1-((R)-2-hydroxy-6-methylheptan-2-yl)-7a-methylhexahydro-1H-inden-4(2H)-ylidene)ethylidene)-4-methylenecyclohexanol

Guidance literature:: Multi-step reaction with 7 steps

1.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 20 °C

2.1: pyridine

3.1: 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; 2,2'-azobis(isobutyronitrile) / hexane; benzene / 0.33 h / 100 °C

4.1: tetrabutylammomium bromide / tetrahydrofuran / 1.25 h / 20 °C

4.2: 0.83 h

5.1: tetrahydrofuran / 0 - 20 °C

6.1: methanol / 0.33 h / 65 °C / UV-irradiation

7.1: methanol / 168 h / 20 °C

With pyridine; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; 2,2'-azobis(isobutyronitrile); tetrabutyl ammonium fluoride; tetrabutylammomium bromide; In tetrahydrofuran; methanol; hexane; benzene; 5.1: Grignard reaction;
DOI:10.1021/jm201478e