51420-55-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51420-55-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,4,2 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 51420-55:
(7*5)+(6*1)+(5*4)+(4*2)+(3*0)+(2*5)+(1*5)=84
84 % 10 = 4
So 51420-55-4 is a valid CAS Registry Number.
51420-55-4Relevant articles and documents
BASE CATALYSED REACTION OF ARYLIDINEMALONONITRILES WITH BENZOFUROXANES
Borah, Harsha Narayan,Boruah, Romesh Chandra,Sandhu, Jagir Singh
, p. 2323 - 2325 (2007/10/02)
Arylidinemalononitriles (2) react with benzofuroxanes (1) to afford quinoxaline N,N'-dioxides (3) in good yields.