77214-25-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77214-25-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,1 and 4 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 77214-25:
(7*7)+(6*7)+(5*2)+(4*1)+(3*4)+(2*2)+(1*5)=126
126 % 10 = 6
So 77214-25-6 is a valid CAS Registry Number.
77214-25-6Relevant articles and documents
Reaction of Arylidenecyanoacetamides with p-Tolyltetrachlorophosphorane
El-Deek, M.,Hassan, M. A.,El-Hamshary, S.
, p. 1104 - 1105 (2007/10/02)
Arylidenecyanoacetamides react with p-tolyltetrachlorophosphorane in refluxing carbon tetrachloride to give N-(arylidenecyanoacetyl)-p-tolylphosphonimidic dichlorides.The structural assignments of the products were based on IR and chemical reactions.