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77174-39-1

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77174-39-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77174-39-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,7 and 4 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 77174-39:
(7*7)+(6*7)+(5*1)+(4*7)+(3*4)+(2*3)+(1*9)=151
151 % 10 = 1
So 77174-39-1 is a valid CAS Registry Number.

77174-39-1Relevant articles and documents

SYNTHESIS OF BISTETRAZOLES FROM N,N'-DIARYLDICHLOROMALONIMIDOYL CHLORIDES

Shivanyuk, A. F.,Dashkovskaya, E. V.,Lozinskii, M. O.

, p. 177 - 182 (2007/10/02)

A method is proposed for the production of N,N'-diaryldichloromalonimidoyl chlorides and of bistetrazoles based on them.It was shown that bis(1-aryl-5-tetrazolyl)dichloromethanes are readily reduced by potassium borohydride or hydrazine hydrate to the cor

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