Benzoic acid (3S,5R,8R,9R,10S,13R,14S,17R)-10,13-dimethyl-7-oxo-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-tetradecahydro-20-oxa-cyclopropa[8,14]cyclopenta[a]phenanthren-3-yl ester

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Chemical Name:Benzoic acid (3S,5R,8R,9R,10S,13R,14S,17R)-10,13-dimethyl-7-oxo-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-tetradecahydro-20-oxa-cyclopropa[8,14]cyclopenta[a]phenanthren-3-yl ester
CAS No.:136209-57-9
Molecular Formula:C₃₅H₄₈O₄
Molecular Weight:532.764
Hs Code.:

Benzoic acid (3S,5R,8R,9R,10S,13R,14S,17R)-10,13-dimethyl-7-oxo-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-tetradecahydro-20-oxa-cyclopropa[8,14]cyclopenta[a]phenanthren-3-yl ester

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Chemical Property of Benzoic acid (3S,5R,8R,9R,10S,13R,14S,17R)-10,13-dimethyl-7-oxo-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-tetradecahydro-20-oxa-cyclopropa[8,14]cyclopenta[a]phenanthren-3-yl ester

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Technology Process of Benzoic acid (3S,5R,8R,9R,10S,13R,14S,17R)-10,13-dimethyl-7-oxo-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-tetradecahydro-20-oxa-cyclopropa[8,14]cyclopenta[a]phenanthren-3-yl ester

There total 1 articles about Benzoic acid (3S,5R,8R,9R,10S,13R,14S,17R)-10,13-dimethyl-7-oxo-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-tetradecahydro-20-oxa-cyclopropa[8,14]cyclopenta[a]phenanthren-3-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:

: 4356-17-6
benzoic acid-(5α-ergostadien-(7.22t)-yl-(3β)-ester)

: 136209-57-9
Benzoic acid (3S,5R,8R,9R,10S,13R,14S,17R)-10,13-dimethyl-7-oxo-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-tetradecahydro-20-oxa-cyclopropa[8,14]cyclopenta[a]phenanthren-3-yl ester

Guidance literature:: With chromium(VI) oxide; selenium(IV) oxide; water; acetic acid; Yield given. Multistep reaction; 1) H₂O, toluene, r.t.;
DOI:10.1021/jo00038a024

Reference yield:

: 136209-57-9
Benzoic acid (3S,5R,8R,9R,10S,13R,14S,17R)-10,13-dimethyl-7-oxo-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-tetradecahydro-20-oxa-cyclopropa[8,14]cyclopenta[a]phenanthren-3-yl ester

: Benzoic acid (3S,5S,9R,10S,13R,14S,17R)-14-cyano-17-((R)-4-hydroxy-1,5-dimethyl-4-trimethylsilanylmethyl-hexyl)-10,13-dimethyl-2,3,4,5,6,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

Guidance literature:: Multi-step reaction with 8 steps

1: Zn, HOAc / Heating

2: toluene / 0.5 h / 0 °C

3: NaBH₄ / CH₂Cl₂; methanol; toluene

4: pyridine / Ambient temperature

6: 2) p-toluenesulfonic acid / 1) THF, -78 deg C, 5 min, 2) toluene, reflux, 0.5 h

7: 95 percent / H₂ / 10 percent Pd/C / ethyl acetate / 3 h / Ambient temperature

8: tetrahydrofuran / 0.25 h / -78 °C

With pyridine; sodium tetrahydroborate; hydrogen; toluene-4-sulfonic acid; acetic acid; zinc; palladium on activated charcoal; In tetrahydrofuran; methanol; dichloromethane; ethyl acetate; toluene;
DOI:10.1021/jo00038a024

Reference yield:

: 136209-57-9
Benzoic acid (3S,5R,8R,9R,10S,13R,14S,17R)-10,13-dimethyl-7-oxo-17-((E)-(1R,4R)-1,4,5-trimethyl-hex-2-enyl)-tetradecahydro-20-oxa-cyclopropa[8,14]cyclopenta[a]phenanthren-3-yl ester

: Benzoic acid (3S,5S,9R,10S,13R,14S,17R)-14-cyano-17-((R)-4-hydroxy-1,5-dimethyl-hexyl)-10,13-dimethyl-2,3,4,5,6,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

Guidance literature:: Multi-step reaction with 8 steps

1: Zn, HOAc / Heating

2: toluene / 0.5 h / 0 °C

3: NaBH₄ / CH₂Cl₂; methanol; toluene

4: pyridine / Ambient temperature

6: 2) p-toluenesulfonic acid / 1) THF, -78 deg C, 5 min, 2) toluene, reflux, 0.5 h

7: 95 percent / H₂ / 10 percent Pd/C / ethyl acetate / 3 h / Ambient temperature

8: NaBH₄ / CH₂Cl₂; methanol / 0.25 h

With pyridine; sodium tetrahydroborate; hydrogen; toluene-4-sulfonic acid; acetic acid; zinc; palladium on activated charcoal; In methanol; dichloromethane; ethyl acetate; toluene;
DOI:10.1021/jo00038a024