[(S)-1-((1R,3S)-6,7-dimethoxy-2-methyl-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester

Base Information

Chemical Name:[(S)-1-((1R,3S)-6,7-dimethoxy-2-methyl-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester
CAS No.:944416-25-5
Molecular Formula:C₂₄H₃₁N₃O₅
Molecular Weight:441.527
Hs Code.:

Synonyms:[(S)-1-((1R,3S)-6,7-dimethoxy-2-methyl-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester

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Chemical Property of [(S)-1-((1R,3S)-6,7-dimethoxy-2-methyl-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester

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Technology Process of [(S)-1-((1R,3S)-6,7-dimethoxy-2-methyl-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester

There total 4 articles about [(S)-1-((1R,3S)-6,7-dimethoxy-2-methyl-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl 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: 91.0%

: 944416-23-3
[(S)-1-((1R,3S)-6,7-dimethoxy-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester

: 50-00-0,30525-89-4,61233-19-0
formaldehyd

: 944416-25-5
[(S)-1-((1R,3S)-6,7-dimethoxy-2-methyl-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester

Guidance literature:: [(S)-1-((1R,3S)-6,7-dimethoxy-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester; formaldehyd; With acetic acid; In methanol; water; for 0.5h;

With sodium cyanoborohydride; In methanol; water; at 20 ℃; for 3h; Further stages.;
DOI:10.1016/j.tet.2007.04.024

Reference yield:

: 944416-22-2
[(S)-2-(3,4-dimethoxyphenyl)-1-methylcarbamoyl-ethyl]carbamic acid tert-butyl ester

: 944416-25-5
[(S)-1-((1R,3S)-6,7-dimethoxy-2-methyl-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: TFA / CH₂Cl₂ / 3 h / 0 °C

2.1: 126 mg / TFA / CH₂Cl₂ / 12 h / 20 °C

3.1: AcOH / methanol; H₂O / 0.5 h

3.2: 91 percent / NaCNBH₃ / methanol; H₂O / 3 h / 20 °C

With acetic acid; trifluoroacetic acid; In methanol; dichloromethane; water; 2.1: Pictet-Spengler condensation;
DOI:10.1016/j.tet.2007.04.024

Reference yield:

: 944416-37-9
(S)-2-amino-3-(3,4-dimethoxyphenyl)-N-methyl-propionamide

: 944416-25-5
[(S)-1-((1R,3S)-6,7-dimethoxy-2-methyl-3-methylcarbamoyl-1,2,3,4-tetrahydroisoquinolin-1-yl)ethyl]carbamic acid benzyl ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: 126 mg / TFA / CH₂Cl₂ / 12 h / 20 °C

2.1: AcOH / methanol; H₂O / 0.5 h

2.2: 91 percent / NaCNBH₃ / methanol; H₂O / 3 h / 20 °C

With acetic acid; trifluoroacetic acid; In methanol; dichloromethane; water; 1.1: Pictet-Spengler condensation;
DOI:10.1016/j.tet.2007.04.024