1171958-63-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1171958-63-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,1,9,5 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1171958-63:
(9*1)+(8*1)+(7*7)+(6*1)+(5*9)+(4*5)+(3*8)+(2*6)+(1*3)=176
176 % 10 = 6
So 1171958-63-6 is a valid CAS Registry Number.