Benzothiazole, 2-(ethenylthio)- (9CI)

Base Information

• Chemical Name: Benzothiazole, 2-(ethenylthio)- (9CI)
• CAS No.: 13604-13-2
• Molecular Formula: C₉H₇NS₂
• Molecular Weight: 193.293
• Hs Code.: 2934999090
• Mol file: 13604-13-2.mol

Synonyms:Benzothiazole, 2-(vinylthio)-(6CI,8CI); 2-(Vinylmercapto)benzothiazole;2-(Vinylthio)benzothiazole;NSC 508091; Vinylthiobenzothiazole

Chemical Property of Benzothiazole, 2-(ethenylthio)- (9CI)

Chemical Property:

• Vapor Pressure: 0.000355mmHg at 25°C
• Boiling Point: 328.8°Cat760mmHg
• Flash Point: 152.6°C
• PSA: 66.43000
• Density: 1.29g/cm³
• LogP: 3.53190

Purity/Quality:

99% ^*data from raw suppliers

2-(ETHENYLSULFANYL)-1,3-BENZOTHIAZOLE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Benzothiazole, 2-(ethenylthio)- (9CI)

There total 8 articles about Benzothiazole, 2-(ethenylthio)- (9CI) 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: 87.0%

benzo[d]thiazol-2-yl thiocyanate (6011-99-0) + vinyl magnesium bromide (1826-67-1) → 2-vinylthiobenzothiazole (13604-13-2)

Guidance literature:

In tetrahydrofuran; at 0 ℃; for 1h;

Reference yield: 70.0%

2-thioxo-3H-1,3-benzothiazole (149-30-4,81605-65-4) + acetylene (74-86-2,25067-58-7) → 2-vinylthiobenzothiazole (13604-13-2) + 3-vinylbenzothiazol-2-one (93549-69-0)

Guidance literature:

cadmium(II) acetate; In 1,4-dioxane; at 180 ℃; for 3h; under 12920 Torr;

DOI:10.1007/BF00476762

Reference yield: 64.0%

2-Mercaptobenzothiazole (149-30-4,118090-09-8) + acetylene (74-86-2,25067-58-7) → 2-vinylthiobenzothiazole (13604-13-2)

Guidance literature:

zinc diacetate; zinc(II) oxide; In N,N-dimethyl acetamide; at 180 ℃; for 8h;

upstream raw materials:

2-thioxo-3H-1,3-benzothiazole

acetylene

2-(2-chloroethylsulfenyl)benzo[d][1,3]thiazole

2-Mercaptobenzothiazole

Downstream raw materials:

2-(2-phenylmethanesulfonyl-ethanesulfonyl)-benzothiazole

2-(2-benzenesulfonyl-ethanesulfonyl)-benzothiazole

2-(2-phenylmethanesulfinyl-ethanesulfonyl)-benzothiazole

2-(2-phenylsulfanyl-ethanesulfonyl)-benzothiazole

Refernces

• 1、 Abele,Dzenitis,Rubina,Lukevics. "Synthesis of N- and S-vinyl derivatives of heteroaromatic compounds using phase-transfer catalysis". . p. 682 - 685. Retrieved 2002.
• 2、 Abramova, N. D.,Afonin, A. V.,Naumova, G. G.. "REACTIONS OF BENZOTHIAZOL-2-THIONE AND BENZOTHIAZOL-2-ONE WITH ACETYLENE". . p. 223 - 224. Retrieved 2007/10/02.