911438-61-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 911438-61-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,1,4,3 and 8 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 911438-61:
(8*9)+(7*1)+(6*1)+(5*4)+(4*3)+(3*8)+(2*6)+(1*1)=154
154 % 10 = 4
So 911438-61-4 is a valid CAS Registry Number.