Benzyl-carbamic acid (8R,9S,13S,14S,16R,17R)-16-bromo-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl ester

Base Information

• Chemical Name: Benzyl-carbamic acid (8R,9S,13S,14S,16R,17R)-16-bromo-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl ester
• CAS No.: 30246-67-4
• Molecular Formula: C₂₇H₃₂BrNO₃
• Molecular Weight: 498.46

Synonyms:

Chemical Property of Benzyl-carbamic acid (8R,9S,13S,14S,16R,17R)-16-bromo-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl ester

Chemical Property:

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Useful:

Technology Process of Benzyl-carbamic acid (8R,9S,13S,14S,16R,17R)-16-bromo-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl ester

There total 2 articles about Benzyl-carbamic acid (8R,9S,13S,14S,16R,17R)-16-bromo-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-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:

→ 17β-Benzylaminocarbonyloxy-16α-brom-oestra-1,3,5(10)-trien-3-methylether (30246-67-4)

Guidance literature:

16α-Brom-3-methoxyoestra-1,3,5(10)-trien-17β-ol-chlorcarbonsaeureester, Benzylamin;

Reference yield:

→ Benzyl-carbamic acid (R)-16-bromo-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl ester (30246-67-4)

Guidance literature:

aus Ia, Benzylamin;

Reference yield: 48.0%

Benzyl-carbamic acid (8R,9S,13S,14S,16R,17R)-16-bromo-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl ester (30246-67-4) → 16β,17β-Epoxy-oestra-1,3,5(10)-trien-3-methylether (28344-30-1) + (4bS,6aS,6bR,9aS,10aS,10bR)-9-Benzyl-2-methoxy-6a-methyl-4b,5,6,6a,6b,9,9a,10,10a,10b,11,12-dodecahydro-7-oxa-9-aza-pentaleno[2,1-a]phenanthren-8-one (81164-60-5) + Benzyl-carbamic acid (8R,9S,13S,14S,16S,17R)-16-hydroxy-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl ester (81164-61-6) + Benzyl-carbamic acid (8R,9S,13S,14S,16S,17R)-17-hydroxy-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-16-yl ester (81164-62-7)

Guidance literature:

With potassium hydroxide; In ethanol; for 0.5h; Title compound not separated from byproducts; Heating;

Downstream raw materials:

16β,17β-Epoxy-oestra-1,3,5(10)-trien-3-methylether

(4bS,6aS,6bR,9aS,10aS,10bR)-9-Benzyl-2-methoxy-6a-methyl-4b,5,6,6a,6b,9,9a,10,10a,10b,11,12-dodecahydro-7-oxa-9-aza-pentaleno[2,1-a]phenanthren-8-one

Benzyl-carbamic acid (8R,9S,13S,14S,16S,17R)-16-hydroxy-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl ester

Benzyl-carbamic acid (8R,9S,13S,14S,16S,17R)-17-hydroxy-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-16-yl ester

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