pregn-5-ene-3β,20α-diol 20-(2-iodobenzoate)

Base Information

Chemical Name:pregn-5-ene-3β,20α-diol 20-(2-iodobenzoate)
CAS No.:118143-33-2
Molecular Formula:C₂₈H₃₇IO₃
Molecular Weight:548.504
Hs Code.:

Synonyms:pregn-5-ene-3β,20α-diol 20-(2-iodobenzoate)

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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 pregn-5-ene-3β,20α-diol 20-(2-iodobenzoate)

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Technology Process of pregn-5-ene-3β,20α-diol 20-(2-iodobenzoate)

There total 4 articles about pregn-5-ene-3β,20α-diol 20-(2-iodobenzoate) 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: 96.0%

: 118143-30-9
2-Iodo-benzoic acid (S)-1-[(3S,8S,9S,10R,13S,14S,17S)-10,13-dimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethyl ester

: 118143-33-2
pregn-5-ene-3β,20α-diol 20-(2-iodobenzoate)

Guidance literature:: With toluene-4-sulfonic acid; In tetrahydrofuran; ethanol; for 4h; Ambient temperature;
DOI:10.1021/jm00123a017

Reference yield:

: 88-67-5
2-Iodobenzoic acid

: 118143-33-2
pregn-5-ene-3β,20α-diol 20-(2-iodobenzoate)

Guidance literature:: Multi-step reaction with 2 steps

1: 83 percent / dicyclohexylcarbodiimide (DCC), 4-(dimethylamino)pyridine (DMAP) / CH₂Cl₂ / 18 h / Ambient temperature

2: 96 percent / p-TsOH*H₂O / ethanol; tetrahydrofuran / 4 h / Ambient temperature

With dmap; toluene-4-sulfonic acid; dicyclohexyl-carbodiimide; In tetrahydrofuran; ethanol; dichloromethane;
DOI:10.1021/jm00123a017

Reference yield:

: 6579-86-8
pregn-5-ene-3β,20α-diol 3-THP ether

: 118143-33-2
pregn-5-ene-3β,20α-diol 20-(2-iodobenzoate)

Guidance literature:: Multi-step reaction with 2 steps

1: 83 percent / dicyclohexylcarbodiimide (DCC), 4-(dimethylamino)pyridine (DMAP) / CH₂Cl₂ / 18 h / Ambient temperature

2: 96 percent / p-TsOH*H₂O / ethanol; tetrahydrofuran / 4 h / Ambient temperature

With dmap; toluene-4-sulfonic acid; dicyclohexyl-carbodiimide; In tetrahydrofuran; ethanol; dichloromethane;
DOI:10.1021/jm00123a017