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876892-57-8

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876892-57-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 876892-57-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,6,8,9 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 876892-57:
(8*8)+(7*7)+(6*6)+(5*8)+(4*9)+(3*2)+(2*5)+(1*7)=248
248 % 10 = 8
So 876892-57-8 is a valid CAS Registry Number.

876892-57-8Relevant articles and documents

Microwave-assisted preparations of amidrazones and amidoximes

Katritzky, Alan R.,Khashab, Niveen M.,Kirichenko, Nataliya,Singh, Anamika

, p. 9051 - 9056 (2007/10/03)

(Chemical Equation Presented) In an operationally straightforward and efficient method, amidrazones 1a-h and amidoximes 2a-h are prepared in yields of 65-87% from imidoylbenzotriazoles 3a-h by microwave heating for 5-20 min with the appropriate hydrazine

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