1235454-47-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1235454-47-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,5,4,5 and 4 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1235454-47:
(9*1)+(8*2)+(7*3)+(6*5)+(5*4)+(4*5)+(3*4)+(2*4)+(1*7)=143
143 % 10 = 3
So 1235454-47-3 is a valid CAS Registry Number.