1290052-01-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1290052-01-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,0,0,5 and 2 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1290052-01:
(9*1)+(8*2)+(7*9)+(6*0)+(5*0)+(4*5)+(3*2)+(2*0)+(1*1)=115
115 % 10 = 5
So 1290052-01-5 is a valid CAS Registry Number.