4-(2,4-dichlorophenyl)-N,N-diethyl-1,2-dihydropyrido[1,2-a]benzimidazol-9-amine

Base Information

Chemical Name:4-(2,4-dichlorophenyl)-N,N-diethyl-1,2-dihydropyrido[1,2-a]benzimidazol-9-amine
CAS No.:1173982-56-3
Molecular Formula:C₂₁H₂₁Cl₂N₃
Molecular Weight:386.324
Hs Code.:

Synonyms:4-(2,4-dichlorophenyl)-N,N-diethyl-1,2-dihydropyrido[1,2-a]benzimidazol-9-amine

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Chemical Property of 4-(2,4-dichlorophenyl)-N,N-diethyl-1,2-dihydropyrido[1,2-a]benzimidazol-9-amine

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Technology Process of 4-(2,4-dichlorophenyl)-N,N-diethyl-1,2-dihydropyrido[1,2-a]benzimidazol-9-amine

There total 10 articles about 4-(2,4-dichlorophenyl)-N,N-diethyl-1,2-dihydropyrido[1,2-a]benzimidazol-9-amine 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: 23.0%

: 1173984-70-7
[1-(3-bromopropyl)-7-(diethylamino)-1H-benzimidazol-2-yl](2,4-dichlorophenyl)methanone

: 1173982-56-3
4-(2,4-dichlorophenyl)-N,N-diethyl-1,2-dihydropyrido[1,2-a]benzimidazol-9-amine

Guidance literature:: [1-(3-bromopropyl)-7-(diethylamino)-1H-benzimidazol-2-yl](2,4-dichlorophenyl)methanone; With triphenylphosphine; In acetonitrile; at 80 ℃; for 60h;

With potassium tert-butylate; In tetrahydrofuran; toluene; at 20 ℃; for 1h;
DOI:10.1016/j.bmc.2018.01.020

Reference yield:

: 1173984-66-1
3-{2-[(2,4-dichlorophenyl)(hydroxy)methyl]-7-(diethylamino)-1H-benzimidazol-1-yl}propan-1-ol

: 1173982-56-3
4-(2,4-dichlorophenyl)-N,N-diethyl-1,2-dihydropyrido[1,2-a]benzimidazol-9-amine

Guidance literature:: Multi-step reaction with 3 steps

1.1: manganese(IV) oxide / tetrahydrofuran / 1.5 h / 20 °C

2.1: carbon tetrabromide; triphenylphosphine / acetonitrile / 0.25 h

3.1: triphenylphosphine / acetonitrile / 60 h / 80 °C

3.2: 1 h / 20 °C

With manganese(IV) oxide; carbon tetrabromide; triphenylphosphine; In tetrahydrofuran; acetonitrile;
DOI:10.1016/j.bmc.2018.01.020

Reference yield:

: ethyl 3-{2-[(2,4-dichlorophenyl)(hydroxy)methyl]-7-(diethylamino)-1H-benzimidazol-1-yl}propanoate

: 1173982-56-3
4-(2,4-dichlorophenyl)-N,N-diethyl-1,2-dihydropyrido[1,2-a]benzimidazol-9-amine

Guidance literature:: Multi-step reaction with 4 steps

1.1: lithium aluminium tetrahydride; Glauber's salt / tetrahydrofuran / 1 h / -5 °C

2.1: manganese(IV) oxide / tetrahydrofuran / 1.5 h / 20 °C

3.1: carbon tetrabromide; triphenylphosphine / acetonitrile / 0.25 h

4.1: triphenylphosphine / acetonitrile / 60 h / 80 °C

4.2: 1 h / 20 °C

With manganese(IV) oxide; lithium aluminium tetrahydride; Glauber's salt; carbon tetrabromide; triphenylphosphine; In tetrahydrofuran; acetonitrile;
DOI:10.1016/j.bmc.2018.01.020