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74298-54-7

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74298-54-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74298-54-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,2,9 and 8 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 74298-54:
(7*7)+(6*4)+(5*2)+(4*9)+(3*8)+(2*5)+(1*4)=157
157 % 10 = 7
So 74298-54-7 is a valid CAS Registry Number.

74298-54-7Downstream Products

74298-54-7Relevant articles and documents

Site selectivity in reactions of hydrazonoyl halides with 2-amino-3-quinoxalinethiol: A new general access to functionalized 4H-1,3,4-thiadiazino-[5,6-b]quinoxalines

Shawali, Ahmad Sami,Mosselhi,Farghaly, Thoraya A.

, p. 2391 - 2402 (2005)

The synthesis of various 2,4-disubstituted 4H-1,3,4-thiadiazino-[5,6-b] quinoxalines via reaction of hydrazonoyl halides with 2-amino-3-quinoxalinethiol in ethanol in the presence of sodium ethoxide is described. The structures of the reaction products we

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