78500-25-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78500-25-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,5,0 and 0 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 78500-25:
(7*7)+(6*8)+(5*5)+(4*0)+(3*0)+(2*2)+(1*5)=131
131 % 10 = 1
So 78500-25-1 is a valid CAS Registry Number.
78500-25-1Relevant articles and documents
(2+2)-CYCLOADDITION OF TRIAZOLINEDIONES TO STRAINED BICYCLOALKENES
Adam, Waldemar,Lucchi, Ottorino De
, p. 929 - 932 (1981)
Substituted norbornenes and dibenzobarrelene react under forced conditions with N-methyl-1,2,4-triazolin-3,5-diones to afford urazoles via (2+2)-cycloaddition.