1378820-01-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1378820-01-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,8,8,2 and 0 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1378820-01:
(9*1)+(8*3)+(7*7)+(6*8)+(5*8)+(4*2)+(3*0)+(2*0)+(1*1)=179
179 % 10 = 9
So 1378820-01-9 is a valid CAS Registry Number.