911438-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 911438-77-2 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, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 911438-77:
(8*9)+(7*1)+(6*1)+(5*4)+(4*3)+(3*8)+(2*7)+(1*7)=162
162 % 10 = 2
So 911438-77-2 is a valid CAS Registry Number.