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28195-16-6

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28195-16-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 28195-16-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,1,9 and 5 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 28195-16:
(7*2)+(6*8)+(5*1)+(4*9)+(3*5)+(2*1)+(1*6)=126
126 % 10 = 6
So 28195-16-6 is a valid CAS Registry Number.

28195-16-6Relevant articles and documents

Gold-Catalyzed Oxidation of Thioalkynes to Form Phenylthio Ketene Derivatives via a Noncarbene Route

Sharma, Pankaj,Singh, Rahulkumar Rajmani,Giri, Sovan Sundar,Chen, Liang-Yu,Cheng, Mu-Jeng,Liu, Rai-Shung

, p. 5475 - 5479 (2019/08/01)

Gold-catalyzed oxidations of thioalkynes with 8-methylquinoline oxides afford 2-phenylthioketenes that can be trapped efficiently with alcohols. The synthetic utility is manifested by terminal and internal thioalkynes over a wide scope, bearing esters, ke

PHOTOCYCLIZATION OF METHYL 2-ARYLTHIOACETOACETATES A FACILE SYNTHESIS OF BENZOTHIOPHENES

Sasaki, Tadashi,Hayakawa, Kenji

, p. 1525 - 1526 (2007/10/02)

A series of methyl 2-arylthioacetoacetates was irradiated in a benzene-methanol solution to give benzothiophenes in satisfactory yields.

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