1249769-70-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1249769-70-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,9,7,6 and 9 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1249769-70:
(9*1)+(8*2)+(7*4)+(6*9)+(5*7)+(4*6)+(3*9)+(2*7)+(1*0)=207
207 % 10 = 7
So 1249769-70-7 is a valid CAS Registry Number.