5--Fluoro-2(3H)-benzothiazolone

Base Information

• Chemical Name: 5--Fluoro-2(3H)-benzothiazolone
• CAS No.: 1065678-31-0
• Molecular Formula: C7H4FNOS
• Molecular Weight: 169.18
• Hs Code.: 29342000
• Mol file: 1065678-31-0.mol

Synonyms:5--fluoro-2(3H)-benzothiazolone

Chemical Property of 5--Fluoro-2(3H)-benzothiazolone

Chemical Property:

• PKA: 9.63±0.20(Predicted)
• PSA: 61.10000
• Density: 1.474±0.06 g/cm3(Predicted)
• LogP: 1.72870
• Storage Temp.: 2-8°C

Purity/Quality:

97% ^*data from raw suppliers

5-Fluorobenzo[d]thiazol-2(3H)-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 5--Fluoro-2(3H)-benzothiazolone

There total 2 articles about 5--Fluoro-2(3H)-benzothiazolone 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: 76.0%

→ 5-Fluoro-3H-1,3-benzothiazol-2-one (1065678-31-0)

Guidance literature:

With sodium hydrogen sulfide; In N,N-dimethyl-formamide; at 25 ℃; for 1.5h; under 3750.38 Torr; Autoclave;

Reference yield: 59.0%

carbon monoxide (201230-82-2) + 1-chloro-4-fluoro-2-nitrobenzene (345-17-5) → 5-Fluoro-3H-1,3-benzothiazol-2-one (1065678-31-0)

Guidance literature:

With sulfur; triethylamine; In tetrahydrofuran; water; at 90 ℃; for 12h; under 7500.75 Torr; Pressure bomb;

Reference yield:

5-Fluoro-3H-1,3-benzothiazol-2-one (1065678-31-0) + Benzyl bromoacetate (5437-45-6) → benzyl 2-(5-fluoro-2-oxobenzo[d]thiazol-3(2H)-yl)acetate

Guidance literature:

5-Fluoro-3H-1,3-benzothiazol-2-one; With potassium carbonate; sodium iodide; In acetone; at 20 ℃;

Benzyl bromoacetate; In acetone; for 2h; Reflux;

DOI:10.1016/j.ejmech.2019.01.008

upstream raw materials:

carbon monoxide

1-chloro-4-fluoro-2-nitrobenzene

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