methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

Base Information

Chemical Name:methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate
CAS No.:1380425-53-5
Molecular Formula:C₁₇H₁₉BrO₄
Molecular Weight:367.239
Hs Code.:

Synonyms:methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

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Chemical Property of methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

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Technology Process of methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

There total 11 articles about methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate 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: 100.0%

: 1380425-48-8
methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-trimethylsiloxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

: 1380425-53-5
methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

Guidance literature:: With trifluoroacetic acid; In dichloromethane; at -20 ℃; for 0.166667h; optical yield given as %ee;
DOI:10.1002/ejoc.201200056

Reference yield: 53.0%

: 62791-22-4
tert-butyl(cyclohex-1-en-1-yloxy)dimethylsilane

: 104093-34-7,608128-34-3
methyl (E)-2-oxo-4-(4-bromophenyl)-3-butenoate

: 1301224-16-7
methyl (4R,4aS,8aR)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

: 1380425-63-7
methyl (4S,4aR,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

: 1380425-53-5
methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

: 1380425-52-4
methyl (4R,4aR,8aR)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

: 1380425-86-4
methyl (4S,4aR,8aR)-4-(p-bromophenyl)-8a-tert-butyldimethylsiloxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

: 1380425-59-1
methyl (4R,4aR,8aS)-4-(p-bromophenyl)-8a-tert-butyldimethylsiloxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

: 1380425-42-2
methyl (4R,4aS,8aS)-4-(p-bromophenyl)-8a-tert-butyldimethylsiloxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

Guidance literature:: methyl (E)-2-oxo-4-(4-bromophenyl)-3-butenoate; With 2,6-bis[(4R)-4,5-dihydro-4-(1-methylethyl)-2-oxazolyl]-pyridine; 1,1,1,3',3',3'-hexafluoro-propanol; scandium tris(trifluoromethanesulfonate); In dichloromethane; at 20 ℃; for 0.25h; Molecular sieve;

tert-butyl(cyclohex-1-en-1-yloxy)dimethylsilane; In dichloromethane; at -20 ℃; for 24h; optical yield given as %ee; enantioselective reaction;
DOI:10.1002/ejoc.201200056

Reference yield: 41.0%

: 1380425-48-8
methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-trimethylsiloxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

: 1380425-62-6
methyl (4S)-4-phenyl-5,6,7,8-tetrahydro-4H-chromen-2-carboxylate

: 1380425-53-5
methyl (4S,4aS,8aS)-4-(p-bromophenyl)-8a-hydroxy-4a,5,6,7,8,8a-hexahydro-4H-chromen-2-carboxylate

Guidance literature:: With trifluoroacetic acid; In dichloromethane; at 0 ℃; for 0.25h; optical yield given as %ee;
DOI:10.1002/ejoc.201200056