8-bromo-2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinolin-4-ol

Base Information

Chemical Name:8-bromo-2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinolin-4-ol
CAS No.:864738-32-9
Molecular Formula:C₁₆H₁₆BrNO₃S
Molecular Weight:382.278
Hs Code.:

Synonyms:8-bromo-2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinolin-4-ol

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Chemical Property of 8-bromo-2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinolin-4-ol

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Technology Process of 8-bromo-2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinolin-4-ol

There total 7 articles about 8-bromo-2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinolin-4-ol 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: 95.0%

: 864738-30-7
8-bromo-2-[(4-methylphenyl)sulfonyl]-2,3-dihydro-1H-isoquinolin-4-one

: 864738-32-9
8-bromo-2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinolin-4-ol

Guidance literature:: With sodium tetrahydroborate; In ethanol; at 20 ℃; for 3h;
DOI:10.1016/j.tet.2005.06.025

Reference yield:

: 864738-29-4
N-(2-bromobenzyl)-N-[(4-methylphenyl)sulfonyl]glycyl chloride

: 864738-32-9
8-bromo-2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinolin-4-ol

Guidance literature:: Multi-step reaction with 2 steps

1: 64 percent / AlCl₃ / CH₂Cl₂ / 4 h / -78 - -10 °C

2: 95 percent / NaBH₄ / ethanol / 3 h / 20 °C

With sodium tetrahydroborate; aluminium trichloride; In ethanol; dichloromethane; 1: intramolecular Friedel-Crafts cyclization;
DOI:10.1016/j.tet.2005.06.025

Reference yield:

: 864738-27-2
methyl N-(2-bromobenzyl)-N-[(4-methylphenyl)sulfonyl]glycinate

: 864738-32-9
8-bromo-2-[(4-methylphenyl)sulfonyl]-1,2,3,4-tetrahydroisoquinolin-4-ol

Guidance literature:: Multi-step reaction with 4 steps

1: 75 percent / aq. NaOH / 3 h / Heating

2: SOCl₂ / CH₂Cl₂ / 5 h / Heating

3: 64 percent / AlCl₃ / CH₂Cl₂ / 4 h / -78 - -10 °C

4: 95 percent / NaBH₄ / ethanol / 3 h / 20 °C

With sodium hydroxide; sodium tetrahydroborate; aluminium trichloride; thionyl chloride; In ethanol; dichloromethane; 3: intramolecular Friedel-Crafts cyclization;
DOI:10.1016/j.tet.2005.06.025