1542437-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1542437-92-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,4,2,4,3 and 7 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1542437-92:
(9*1)+(8*5)+(7*4)+(6*2)+(5*4)+(4*3)+(3*7)+(2*9)+(1*2)=162
162 % 10 = 2
So 1542437-92-2 is a valid CAS Registry Number.