1238894-75-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1238894-75-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,8,8,9 and 4 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1238894-75:
(9*1)+(8*2)+(7*3)+(6*8)+(5*8)+(4*9)+(3*4)+(2*7)+(1*5)=201
201 % 10 = 1
So 1238894-75-1 is a valid CAS Registry Number.