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19654-17-2

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19654-17-2 Usage

General Description

Benzothiazole, 2-[(phenylmethyl)thio]- is a chemical compound with the molecular formula C15H13NS and a molecular weight of 243.34 g/mol. It is a yellow to amber colored liquid with a faint odor. This chemical is commonly used in the production of rubber additives, dyes, and pharmaceuticals. It is also used in the synthesis of antioxidants and fungicides. Benzothiazole, 2-[(phenylmethyl)thio]- is known to have potential health hazards and should be handled with care in a laboratory or industrial setting.

Check Digit Verification of cas no

The CAS Registry Mumber 19654-17-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,6,5 and 4 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 19654-17:
(7*1)+(6*9)+(5*6)+(4*5)+(3*4)+(2*1)+(1*7)=132
132 % 10 = 2
So 19654-17-2 is a valid CAS Registry Number.

19654-17-2Relevant articles and documents

Facile synthesis of 2-(substitutedbenzylsulfanyl)-benzothiazoles and their antimicrobial activity screening

Kumar, Ramanatham Vinod,Kumar, Kotha V. S. R. Seshu,Gopal, Kotarkonda Raja

, p. 153 - 156 (2005)

A simple and convenient procedure for the preparation of 2-(substitutedbenzylsulfanyl)benzothiazoles by the reaction of 2-mercaptobenzothiazole and benzyl bromides in acetone/K2CO 3 has been reported and the compounds have been scree

Preparation of alkyl aryl sulfides from alcohols and 2- sulfanylbenzothiazole by a new type of oxidation-reduction condensation using aryl diphenylphosphinite and benzoquinone derivatives

Kuroda, Kiichi,Heyashi, Yujiro,Mukaiyama, Teruaki

, p. 592 - 593 (2008)

A method for the preparation of alkyl aryl sulfides from alcohols and 2-sulfanylbenzothiazole by a new type of oxidation-reduction condensation using phenyl diphenylphosphinite and 2.6-dimethoxy-1,4-benzoquinone is described. In this reaction, the chiral alcohols are converted into the corresponding chiral sulfides with almost complete inversion of configurations under mild and neutral conditions. Copyright

Ag-Cu copromoted direct C2-H bond thiolation of azoles with Bunte salts as sulfur sources

Du, Xiao,Hu, Yuntao,Wang, Rui,Wei, Yingsu,Xu, Hongyan,Zhang, Ying,Zhao, Huaiqing

supporting information, p. 5899 - 5904 (2021/07/12)

A direct C2-H thiolation of azoles with Bunte salts was achieved under the combined action of copper and silver salts. This protocol could furnish various substituted 2-thioazoles in moderate to good yields. This method has a broad substrate scope and shows good functional group tolerance.

Three-Component Synthesis of 2-Substituted Thiobenzoazoles Using Tetramethyl Thiuram Monosulfide (TMTM) as Thiocarbonyl Surrogate

Wang, Xi,Wu, Chun-Yan,Li, Yue-Sheng,Dong, Zhi-Bing

, p. 6770 - 6775 (2020/11/23)

A metal-free synthesis of 2-benzyl/allyl-substituted thiobenzoazoles was developed starting from tetramethyl thiuram monosulfide (TMTM) which served as thiocarbonyl surrogate. By using 2-aminophenols (or 2-aminothiophenols, or 1,2-phenylenediamines) and TMTM as starting materials, 2-mercaptobenzoazoles could be synthesized efficiently. The subsequent C–S bond formation with benzyl/allyl halides gave the final products (2-benzyl/allyl-substituted thiobenzoazoles) with good to excellent yields. The metal-free conditions, inexpensive and easily available starting materials, and broad substrate scope are the advantageous features of this protocol.

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