L-2-<(benzyloxycarbonyl)amino>-4-(3-O-methylestr-16-en-17-yl)but-3-enyl acetate

Base Information

Chemical Name:L-2-<(benzyloxycarbonyl)amino>-4-(3-O-methylestr-16-en-17-yl)but-3-enyl acetate
CAS No.:142952-97-4
Molecular Formula:C₃₃H₃₉NO₅
Molecular Weight:529.676
Hs Code.:

Synonyms:L-2-<(benzyloxycarbonyl)amino>-4-(3-O-methylestr-16-en-17-yl)but-3-enyl acetate

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Chemical Property of L-2-<(benzyloxycarbonyl)amino>-4-(3-O-methylestr-16-en-17-yl)but-3-enyl acetate

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Technology Process of L-2-<(benzyloxycarbonyl)amino>-4-(3-O-methylestr-16-en-17-yl)but-3-enyl acetate

There total 4 articles about L-2-<(benzyloxycarbonyl)amino>-4-(3-O-methylestr-16-en-17-yl)but-3-enyl acetate 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: 83.0%

: 95667-45-1
(8R,9S,13S,14S)-3-methoxy-13-methyl-7,8,9,11,12,13,14,15-octahydro-6H-cyclopenta[a]phenanthren-17-yl trifluoromethanesulfonate

: 91028-47-6
(S)-2-<(benzyloxy)carbonyl>amino-3-buten-1-yl acetate

: 142952-97-4
L-2-<(benzyloxycarbonyl)amino>-4-(3-O-methylestr-16-en-17-yl)but-3-enyl acetate

Guidance literature:: With tetrabutyl-ammonium chloride; palladium diacetate; potassium carbonate; In N,N-dimethyl-formamide; at 70 - 80 ℃; for 4h;
DOI:10.1016/S0040-4020(01)88492-1

Reference yield:

: 142953-04-6
L-2-<(benzyloxycarbonyl)amino>-4-(methylsulphinyl)butan-1-ol

: 142952-97-4
L-2-<(benzyloxycarbonyl)amino>-4-(3-O-methylestr-16-en-17-yl)but-3-enyl acetate

Guidance literature:: Multi-step reaction with 3 steps

1: 8.63 g / triethylamine / 4-dimethylaminopyridine / CHCl₃ / 1 h

2: 92 percent / various solvent(s) / 24 h / 170 °C

3: 83 percent / tetra-n-butylammonium chloride, palladium(II) acetate, potassium carbonate / dimethylformamide / 4 h / 70 - 80 °C

With tetrabutyl-ammonium chloride; palladium diacetate; potassium carbonate; triethylamine; dmap; In chloroform; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(01)88492-1

Reference yield:

: 1624-62-0
estrone 3-methyl ether

: 142952-97-4
L-2-<(benzyloxycarbonyl)amino>-4-(3-O-methylestr-16-en-17-yl)but-3-enyl acetate

Guidance literature:: Multi-step reaction with 2 steps

1: 69 percent / 2,6-di-t-butyl-4-methylpyridine / CH₂Cl₂ / Ambient temperature

2: 83 percent / tetra-n-butylammonium chloride, palladium(II) acetate, potassium carbonate / dimethylformamide / 4 h / 70 - 80 °C

With 2,6-di-tert-butyl-4-methylpyridine; tetrabutyl-ammonium chloride; palladium diacetate; potassium carbonate; In dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(01)88492-1