357989-78-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 357989-78-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,5,7,9,8 and 9 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 357989-78:
(8*3)+(7*5)+(6*7)+(5*9)+(4*8)+(3*9)+(2*7)+(1*8)=227
227 % 10 = 7
So 357989-78-7 is a valid CAS Registry Number.