956985-41-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 956985-41-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,6,9,8 and 5 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 956985-41:
(8*9)+(7*5)+(6*6)+(5*9)+(4*8)+(3*5)+(2*4)+(1*1)=244
244 % 10 = 4
So 956985-41-4 is a valid CAS Registry Number.