(4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-[1,3]dithian-2-ylidene-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzhydryl ester

Base Information

Chemical Name:(4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-[1,3]dithian-2-ylidene-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzhydryl ester
CAS No.:184223-77-6
Molecular Formula:C₃₃H₄₃NO₄S₂Si
Molecular Weight:609.926
Hs Code.:

(4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-[1,3]dithian-2-ylidene-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzhydryl ester

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Chemical Property of (4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-[1,3]dithian-2-ylidene-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzhydryl ester

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Technology Process of (4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-[1,3]dithian-2-ylidene-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzhydryl ester

There total 6 articles about (4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-[1,3]dithian-2-ylidene-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzhydryl 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:

: 184223-80-1
benzhydryl 2,2-dihydroxyacetate

: 184223-77-6
(4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-[1,3]dithian-2-ylidene-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzhydryl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 92 percent / toluene / Heating

2: Et₃N / acetonitrile / at 0 deg, 30 min, at RT 30 min

3: acetonitrile / Heating

With triethylamine; In toluene; acetonitrile;
DOI:10.1016/0040-4039(96)01785-6

Reference yield:

: 93711-85-4,97101-07-0,113033-46-8,120710-59-0,120710-60-3,90776-58-2
(2R)-2-[(2S,3S)-3-{(1R)-1-(t-butyldimethylsilyloxy)ethyl}-4-oxoazetidin-2-yl]propionic acid

: 184223-77-6
(4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-[1,3]dithian-2-ylidene-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzhydryl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 92 percent / CDI

2: 1.) 10percent Pd/C, Et₃SiH; 3.) 2N NaOH / 2.) THF, -60 deg C; 3.) THF, 0 deg C

3: 92 percent / toluene / Heating

4: Et₃N / acetonitrile / at 0 deg, 30 min, at RT 30 min

5: acetonitrile / Heating

With triethylsilane; sodium hydroxide; palladium on activated charcoal; triethylamine; 1,1'-carbonyldiimidazole; In toluene; acetonitrile;
DOI:10.1016/0040-4039(96)01785-6

Reference yield:

: 155933-04-3
2-{3-[1-(tert-butyldimethylsilyloxy)ethyl]-4-oxoazetidin-2-yl}thiopropionic acid ethyl ester

: 184223-77-6
(4S,5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-3-[1,3]dithian-2-ylidene-4-methyl-7-oxo-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzhydryl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) 10percent Pd/C, Et₃SiH; 3.) 2N NaOH / 2.) THF, -60 deg C; 3.) THF, 0 deg C

2: 92 percent / toluene / Heating

3: Et₃N / acetonitrile / at 0 deg, 30 min, at RT 30 min

4: acetonitrile / Heating

With triethylsilane; sodium hydroxide; palladium on activated charcoal; triethylamine; In toluene; acetonitrile;
DOI:10.1016/0040-4039(96)01785-6