N-[(3R)-8-(anilinosulfonyl)-6-chloro-3,4-dihydro-2H-chromen-3-yl]-2,2,2-trifluoroacetamide

Base Information

Chemical Name:N-[(3R)-8-(anilinosulfonyl)-6-chloro-3,4-dihydro-2H-chromen-3-yl]-2,2,2-trifluoroacetamide
CAS No.:916223-24-0
Molecular Formula:C₁₇H₁₄ClF₃N₂O₄S
Molecular Weight:434.823
Hs Code.:

Synonyms:N-[(3R)-8-(anilinosulfonyl)-6-chloro-3,4-dihydro-2H-chromen-3-yl]-2,2,2-trifluoroacetamide

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Chemical Property of N-[(3R)-8-(anilinosulfonyl)-6-chloro-3,4-dihydro-2H-chromen-3-yl]-2,2,2-trifluoroacetamide

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Technology Process of N-[(3R)-8-(anilinosulfonyl)-6-chloro-3,4-dihydro-2H-chromen-3-yl]-2,2,2-trifluoroacetamide

There total 5 articles about N-[(3R)-8-(anilinosulfonyl)-6-chloro-3,4-dihydro-2H-chromen-3-yl]-2,2,2-trifluoroacetamide 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: 6.4%

: 916222-29-2
(3R)-6-chloro-3-[(trifluoroacetyl)amino]chromane-8-sulfonyl chloride

: 62-53-3
aniline

: 916223-24-0
N-[(3R)-8-(anilinosulfonyl)-6-chloro-3,4-dihydro-2H-chromen-3-yl]-2,2,2-trifluoroacetamide

Guidance literature:: With pyridine; In dichloromethane; at 20 ℃; for 1h;

Reference yield:

: 294843-49-5
N-((R)-5-trifluoromethanesulfonyloxy-3,4-dihydro-2H-1-benzopyran-3-yl)trifluoroacetamide

: 916223-24-0
N-[(3R)-8-(anilinosulfonyl)-6-chloro-3,4-dihydro-2H-chromen-3-yl]-2,2,2-trifluoroacetamide

Guidance literature:: Multi-step reaction with 5 steps

1.1: formic acid; triethylamine; triphenylphosphine / palladium diacetate / N,N-dimethyl-formamide / 20 h / 60 °C

2.1: sulfuryl dichloride / dichloromethane; acetic acid / 1 h / 20 °C

2.2: 1 h

2.3: pH 7 - 8

3.1: chlorosulfonic acid / chloroform / 16 h / 20 °C

4.1: thionyl chloride / 1,1-dichloroethane; N,N-dimethyl-formamide / 2 h / Heating / reflux with drying

5.1: pyridine / dichloromethane / 1 h / 20 °C

With pyridine; chlorosulfonic acid; formic acid; thionyl chloride; sulfuryl dichloride; triethylamine; triphenylphosphine; palladium diacetate; In 1,1-dichloroethane; dichloromethane; chloroform; acetic acid; N,N-dimethyl-formamide;

Reference yield:

: 916223-21-7
(R)-N-(chroman-3-yl)-2,2,2-trifluoroacetamide

: 916223-24-0
N-[(3R)-8-(anilinosulfonyl)-6-chloro-3,4-dihydro-2H-chromen-3-yl]-2,2,2-trifluoroacetamide

Guidance literature:: Multi-step reaction with 4 steps

1.1: sulfuryl dichloride / dichloromethane; acetic acid / 1 h / 20 °C

1.2: 1 h

1.3: pH 7 - 8

2.1: chlorosulfonic acid / chloroform / 16 h / 20 °C

3.1: thionyl chloride / 1,1-dichloroethane; N,N-dimethyl-formamide / 2 h / Heating / reflux with drying

4.1: pyridine / dichloromethane / 1 h / 20 °C

With pyridine; chlorosulfonic acid; thionyl chloride; sulfuryl dichloride; In 1,1-dichloroethane; dichloromethane; chloroform; acetic acid; N,N-dimethyl-formamide;