2(3H)-Benzothiazolethione, 3-ethyl-

Base Information

• Chemical Name: 2(3H)-Benzothiazolethione, 3-ethyl-
• CAS No.: 16407-34-4
• Molecular Formula: C9H9NS2
• Molecular Weight: 195.309

Synonyms:3-ethyl-3H-benzothiazole-2-thione;3-Ethyl-1,3-benzothiazole-2(3H)-thione;3-Ethylbenzothiazolin-2-thione;3-aethylbenzothiazolin-2-thion;3-ethylbenzo[d]thiazole-2(3H)-thione;3-Aethyl-3H-benzothiazol-2-thion;2(3H)-Benzothiazolethione,3-ethyl;

Chemical Property of 2(3H)-Benzothiazolethione, 3-ethyl-

Chemical Property:

• PSA: 65.26000
• LogP: 3.45220

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2(3H)-Benzothiazolethione, 3-ethyl-

There total 15 articles about 2(3H)-Benzothiazolethione, 3-ethyl- 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%

2-Mercaptobenzothiazole (149-30-4,118090-09-8) + phosphonic acid diethyl ester (762-04-9) → 2-(ethylthio)benzothiazole (2757-92-8) + 3-aethylbenzothiazolin-2-thion (16407-34-4)

Guidance literature:

With dmap; In 1,1,2,2-tetrachloroethylene; at 110 ℃; for 2h; regioselective reaction;

DOI:10.1002/hc.20729

Reference yield: 70.0%

benzothiazole sulfenamide (2801-21-0) + tetrapropyl-diamidophosphoric acid ethyl ester (30463-59-3) → 2-(ethylthio)benzothiazole (2757-92-8) + 3-aethylbenzothiazolin-2-thion (16407-34-4) + C19H32N3OPS2 (68837-83-2) + C23H42N4O2P2S2 (130888-09-4)

Guidance literature:

at 115 ℃; for 2h; under 60 Torr;

Reference yield: 67.6%

N-isopropyl-2-benzothiazolesulfenamide (10220-34-5) + tetrapropyl-diamidophosphoric acid ethyl ester (30463-59-3) → 2-(ethylthio)benzothiazole (2757-92-8) + 3-aethylbenzothiazolin-2-thion (16407-34-4) + C19H32N3OPS2 (68837-83-2)

Guidance literature:

at 135 ℃; for 3h; under 20 Torr;

upstream raw materials:

3-ethyl-2-methylsulfanyl-benzothiazolium; iodide

benzothiazole sulfenamide

tetrapropyl-diamidophosphoric acid ethyl ester

ethyl N,N'-tetraethyldiamidophosphite

Downstream raw materials:

3-ethyl-2-methylsulfanyl-benzothiazolium; toluene-4-sulfonate

3-ethyl-2-ethylsulfanyl-benzothiazolium; toluene-4-sulfonate

N-ethyl-o-aminothiophenol

2,2'-azino-bis(3-ethylbenzothiazoline)

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