2-thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one

Base Information

• Chemical Name: 2-thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one
• CAS No.: 56022-26-5
• Molecular Formula: C8H5NOS2
• Molecular Weight: 195.266
• DSSTox Substance ID: DTXSID70354926
• Nikkaji Number: J597.231K
• Wikidata: Q82133426
• Mol file: 56022-26-5.mol

Synonyms:2-thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one;56022-26-5;2-sulfanylidene-1,3-benzothiazin-4-one;2-Thioxo-2H-benzo[e][1,3]thiazin-4(3H)-one;2-sulfanylidene-3,4-dihydro-2H-1,3-benzothiazin-4-one;2-sulfanyl-4H-1,3-benzothiazin-4-one;2-mercapto-4H-1,3-benzothiazin-4-one;DTXSID70354926;HMS1704B20;BBL030462;MFCD00491949;STK842230;STK978789;AKOS000639021;AKOS002683842;VS-09824;CS-0067864;D73549;2-thioxo-2,3-dihydrobenzo[e][1,3]thiazin-4-one

Chemical Property of 2-thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one

Chemical Property:

• PSA: 93.45000
• LogP: 2.73140
• XLogP3: 2.2
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 194.98125613
• Heavy Atom Count: 12
• Complexity: 229

Purity/Quality:

98%min ^*data from raw suppliers

2-Thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)C(=O)NC(=S)S2

Technology Process of 2-thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one

There total 3 articles about 2-thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one 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: 55.0%

C20H15N2PS2 (89430-08-0) + Thiosalicylic acid (147-93-3) → 2-thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one (56022-26-5)

Guidance literature:

In dichloromethane;

DOI:10.1081/SCC-200061564

Reference yield: 22.0%

potassium thioacyanate (333-20-0) + Thiosalicylic acid (147-93-3) → 2-thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one (56022-26-5)

Guidance literature:

potassium thioacyanate; Thiosalicylic acid; With pyridine; In water; Heating;

With hydrogenchloride; In water; at 100 ℃; for 1h;

DOI:10.1007/s10593-015-1709-2

Reference yield:

→ 2-thioxo-2,3-dihydro-4H-1,3-benzothiazin-4-one (56022-26-5)

Guidance literature:

Thiosalicylsaeure, Thioharnstoff, 250grad;

upstream raw materials:

potassium thioacyanate

Thiosalicylic acid

C₂₀H₁₅N₂PS₂

Downstream raw materials:

2-(N-methyl-anilino)-benzo[e][1,3]thiazin-4-one

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