Technology Process of 4H-Pyrido(4',3':4,5)thieno(3,2-f)(1,2,4)triazolo(4,3-a)(1,4)diazepine, 7,8,9,10-tetrahydro-6-(2-chlorophenyl)-9-(cyclopropylcarbonyl)-1,4-dimethyl-, (S)-
There total 21 articles about 4H-Pyrido(4',3':4,5)thieno(3,2-f)(1,2,4)triazolo(4,3-a)(1,4)diazepine, 7,8,9,10-tetrahydro-6-(2-chlorophenyl)-9-(cyclopropylcarbonyl)-1,4-dimethyl-, (S)- 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:
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130311-76-1
(-)-6-(2-chlorophenyl)-8,11-dimethyl-2,3,4,5-tetrahydro-8H-pyrido<4',3':4,5>thieno<3,2-f><1,2,4>triazolo<4,3-a><1,4>diazepine
- Guidance literature:
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With
pyridine;
In
dichloromethane;
for 1h;
Ambient temperature;
DOI:10.1248/cpb.40.521
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130311-75-0
6-(2-chlorophenyl)-8,11-dimethyl-2,3,4,5-tetrahydro-8H-pyrido<4',3':4,5>thieno<3,2-f><1,2,4>triazolo<4,3-a><1,4>diazepine
- Guidance literature:
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Multi-step reaction with 2 steps
2: 92 percent / pyridine / CH2Cl2 / 1 h / Ambient temperature
With
pyridine;
In
dichloromethane;
DOI:10.1248/cpb.40.521
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130310-40-6,130311-02-3,131614-02-3,140224-77-7
(+)-6-(2-chlorophenyl)-3-cyclopropanecarbonyl-8,11-dimethyl-2,3,4,5-tetrahydro-8H-pyrido<4',3':4,5>thieno<3,2-f><1,2,4>triazolo<4,3><1,4>-diazepine
- Guidance literature:
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Multi-step reaction with 8 steps
1: 75 percent / S, Et3N / dimethylformamide / 1 h / 60 °C
2: 95 percent / NaHCO3 / toluene; H2O / 60 °C
3: liquid NH3 / 1,2-dichloro-ethane; ethyl acetate / 1 h / 100 °C
4: pyridine, AcOH / toluene / 24 h / Heating
5: P2S5, NaHCO3 / 1,2-dimethoxy-ethane / 4 h / Heating
6: dioxane / 5 h / 100 °C
7: 66 percent / 4 N aq. NaOH / methanol / 5 h / Heating
8: pyridine / CH2Cl2 / 1 h / Ambient temperature
With
pyridine; sodium hydroxide; tetraphosphorus decasulfide; ammonia; sodium hydrogencarbonate; acetic acid; triethylamine;
In
1,4-dioxane; methanol; 1,2-dimethoxyethane; dichloromethane; water; ethyl acetate; 1,2-dichloro-ethane; N,N-dimethyl-formamide; toluene;
DOI:10.1248/cpb.39.3215