8-Chloro-5-(2-dimethylamino-ethyl)-2-p-tolyl-5H-benzo[b][1,4]thiazepine-3,4-dione

Base Information

Chemical Name:8-Chloro-5-(2-dimethylamino-ethyl)-2-p-tolyl-5H-benzo[b][1,4]thiazepine-3,4-dione
CAS No.:145476-02-4
Molecular Formula:C₂₀H₂₁ClN₂O₂S
Molecular Weight:388.918
Hs Code.:

Synonyms:8-Chloro-5-(2-dimethylamino-ethyl)-2-p-tolyl-5H-benzo[b][1,4]thiazepine-3,4-dione

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 8-Chloro-5-(2-dimethylamino-ethyl)-2-p-tolyl-5H-benzo[b][1,4]thiazepine-3,4-dione

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Technology Process of 8-Chloro-5-(2-dimethylamino-ethyl)-2-p-tolyl-5H-benzo[b][1,4]thiazepine-3,4-dione

There total 6 articles about 8-Chloro-5-(2-dimethylamino-ethyl)-2-p-tolyl-5H-benzo[b][1,4]thiazepine-3,4-dione 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: 59.0%

: 145476-01-3
N-[4-Chloro-2-(4-methyl-benzylsulfanyl)-phenyl]-N-(2-dimethylamino-ethyl)-oxalamic acid ethyl ester

: 145476-02-4
8-Chloro-5-(2-dimethylamino-ethyl)-2-p-tolyl-5H-benzo[b][1,4]thiazepine-3,4-dione

: 145476-03-5
7-Chloro-4-(2-dimethylamino-ethyl)-3-hydroxy-2-p-tolyl-3,4-dihydro-2H-benzo[1,4]thiazine-3-carboxylic acid ethyl ester

Guidance literature:: With N,N,N,N,N,N-hexamethylphosphoric triamide; lithium diisopropyl amide; In tetrahydrofuran; at -60 ℃; for 0.166667h;
DOI:10.1248/cpb.40.1986

Reference yield:

: 14371-79-0
2-nitro-5-chlorothiophenol

: 145476-02-4
8-Chloro-5-(2-dimethylamino-ethyl)-2-p-tolyl-5H-benzo[b][1,4]thiazepine-3,4-dione

Guidance literature:: Multi-step reaction with 5 steps

1: 57 percent / EtONa / tetrahydrofuran; ethanol / 3.5 h / Ambient temperature

2: 79 percent / SnCl₂*2H₂O / ethanol / 1.5 h / 70 °C

3: 76 percent / NaHCO₃ / H₂O; CH₂Cl₂ / 1 h / 0 - 3 °C

4: 97 percent / K₂CO₃, 18-crown-6 / acetonitrile / 3 h / 50 °C

5: 21 percent / LDA, HMPA / tetrahydrofuran / 0.17 h / -60 °C

With N,N,N,N,N,N-hexamethylphosphoric triamide; 18-crown-6 ether; sodium ethanolate; sodium hydrogencarbonate; potassium carbonate; tin(ll) chloride; lithium diisopropyl amide; In tetrahydrofuran; ethanol; dichloromethane; water; acetonitrile;
DOI:10.1248/cpb.40.1986

Reference yield:

: 104-82-5
4-Methylbenzyl chloride

: 145476-02-4
8-Chloro-5-(2-dimethylamino-ethyl)-2-p-tolyl-5H-benzo[b][1,4]thiazepine-3,4-dione

Guidance literature:: Multi-step reaction with 5 steps

1: 57 percent / EtONa / tetrahydrofuran; ethanol / 3.5 h / Ambient temperature

2: 79 percent / SnCl₂*2H₂O / ethanol / 1.5 h / 70 °C

3: 76 percent / NaHCO₃ / H₂O; CH₂Cl₂ / 1 h / 0 - 3 °C

4: 97 percent / K₂CO₃, 18-crown-6 / acetonitrile / 3 h / 50 °C

5: 21 percent / LDA, HMPA / tetrahydrofuran / 0.17 h / -60 °C

With N,N,N,N,N,N-hexamethylphosphoric triamide; 18-crown-6 ether; sodium ethanolate; sodium hydrogencarbonate; potassium carbonate; tin(ll) chloride; lithium diisopropyl amide; In tetrahydrofuran; ethanol; dichloromethane; water; acetonitrile;
DOI:10.1248/cpb.40.1986