4H-Tetrazolo(5,1-c)(1,4)benzothiazine

Base Information

• Chemical Name: 4H-Tetrazolo(5,1-c)(1,4)benzothiazine
• CAS No.: 83443-01-0
• Molecular Formula: C₈H₆N₄S
• Molecular Weight: 190.228
• DSSTox Substance ID: DTXSID50232354
• Wikidata: Q83113379

Synonyms:4H-Tetrazolo(5,1-c)(1,4)benzothiazine;BRN 4184984;83443-01-0;DTXSID50232354;LS-149227

Chemical Property of 4H-Tetrazolo(5,1-c)(1,4)benzothiazine

Chemical Property:

• Vapor Pressure: 9.38E-07mmHg at 25°C
• Boiling Point: 404.5°Cat760mmHg
• Flash Point: 198.5°C
• Density: 1.65g/cm³
• XLogP3: 1.3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 0
• Exact Mass: 190.03131738
• Heavy Atom Count: 13
• Complexity: 201

Purity/Quality:

85.0-99.8% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1C2=NN=NN2C3=CC=CC=C3S1

Technology Process of 4H-Tetrazolo(5,1-c)(1,4)benzothiazine

There total 4 articles about 4H-Tetrazolo(5,1-c)(1,4)benzothiazine 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: 73.0%

2-(2-azidophenylthio)acetonitrile → 4H-tetrazolo-<5,1-c><1,4>-benzothiazine (83443-01-0)

Guidance literature:

In xylene; for 4h; Heating;

Reference yield: 63.0%

2H-3-hydrazino-1,4-benzothiazine (72222-91-4) → 4H-tetrazolo-<5,1-c><1,4>-benzothiazine (83443-01-0)

Guidance literature:

With hydrogenchloride; sodium nitrite; In water; 1.) 15 min, 0-5 deg C; 2.) r.t.;

Reference yield:

3-chloro-2H-benzo[b][1,4]thiazine (918968-14-6) → 4H-tetrazolo-<5,1-c><1,4>-benzothiazine (83443-01-0)

Guidance literature:

With sodium azide; for 3h; Yield given; Heating;

upstream raw materials:

2H-3-hydrazino-1,4-benzothiazine

3-chloro-2H-benzo[b][1,4]thiazine

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

Downstream raw materials:

4-hydroxy-4H-tetrazolo<5,1-c><1,4>benzothiazine

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