1379780-14-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1379780-14-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,9,7,8 and 0 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1379780-14:
(9*1)+(8*3)+(7*7)+(6*9)+(5*7)+(4*8)+(3*0)+(2*1)+(1*4)=209
209 % 10 = 9
So 1379780-14-9 is a valid CAS Registry Number.