52421-76-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52421-76-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,4,2 and 1 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 52421-76:
(7*5)+(6*2)+(5*4)+(4*2)+(3*1)+(2*7)+(1*6)=98
98 % 10 = 8
So 52421-76-8 is a valid CAS Registry Number.
52421-76-8Relevant articles and documents
A facile synthesis of pyrimidin-4-ones
Guo, Cheng
scheme or table, p. 548 - 549 (2010/10/02)
A facile synthesis of 2,6-disubstituted pyrimidin-4-ones and 2,5,6-trisubstituted pyrimidin-4-ones from commercially available materials with application of microwave technology in key steps is described.