4225-42-7 Usage
Synthesis Reference(s)
The Journal of Organic Chemistry, 43, p. 1367, 1978 DOI: 10.1021/jo00401a017
Check Digit Verification of cas no
The CAS Registry Mumber 4225-42-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,2,2 and 5 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 4225-42:
(6*4)+(5*2)+(4*2)+(3*5)+(2*4)+(1*2)=67
67 % 10 = 7
So 4225-42-7 is a valid CAS Registry Number.