124127-77-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124127-77-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,1,2 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 124127-77:
(8*1)+(7*2)+(6*4)+(5*1)+(4*2)+(3*7)+(2*7)+(1*7)=101
101 % 10 = 1
So 124127-77-1 is a valid CAS Registry Number.