5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylic acid

Base Information

• Chemical Name: 5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylic acid
• CAS No.: 104604-14-0
• Molecular Formula: C₁₈H₁₃NO₃S₂
• Molecular Weight: 355.438

Synonyms:5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylic acid

Chemical Property of 5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylic acid

Chemical Property:

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Technology Process of 5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylic acid

There total 4 articles about 5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylic acid 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: 92.0%

methyl 5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylate (104604-11-7) → 5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylic acid (104604-14-0)

Guidance literature:

With sodium hydroxide; In methanol; water; Heating;

DOI:10.1002/hlca.19900730402

Reference yield:

3,4-dihydro-thieno[2,3-f][1,4]thiazepin-5-(2H)-one (104728-28-1) → 5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylic acid (104604-14-0)

Guidance literature:

Multi-step reaction with 4 steps

1: 86 percent / P₂S₅ / pyridine / Heating

2: 2) NEt₃ / 1) CH₂Cl₂, 45 min

3: 84 percent / toluene / 8 h / Heating

4: 92 percent / NaOH / methanol; H₂O / Heating

With sodium hydroxide; tetraphosphorus decasulfide; triethylamine; In pyridine; methanol; water; toluene;

DOI:10.1002/hlca.19900730402

Reference yield:

2,3-dihydrothieno<2,3-f><1,4>thiazepine-5(4H)-thione (104587-42-0) → 5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylic acid (104604-14-0)

Guidance literature:

Multi-step reaction with 3 steps

1: 2) NEt₃ / 1) CH₂Cl₂, 45 min

2: 84 percent / toluene / 8 h / Heating

3: 92 percent / NaOH / methanol; H₂O / Heating

With sodium hydroxide; triethylamine; In methanol; water; toluene;

DOI:10.1002/hlca.19900730402

upstream raw materials:

methyl 5,6-dihydro-8-oxo-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-11-carboxylate

3,4-dihydro-thieno[2,3-f][1,4]thiazepin-5-(2H)-one

2,3-dihydrothieno<2,3-f><1,4>thiazepine-5(4H)-thione

5,6-dihydro-9-phenylthiazolo<3,2-d>thieno<2,3-f><1,4>thiazepin-7-ium 8-oxide

Downstream raw materials:

N-[2-(dimethylamino)ethyl]-5,6-dihydro-8-oxo-9-phenyl-8H-pyrido[1,2-d]thieno[2,3-f][1,4]thiazepin-11-carboxamide

11-chloro-5,6-dihydro-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepine-4,8-dione

11-chloro-5,6-dihydro-9-phenyl-8H-pyrido<1,2-d>thieno<2,3-f><1,4>thiazepin-8-one

10-chloro-8-phenyl-7H-thieno<2,3-a>quinolizin-7-one

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