38958-59-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38958-59-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,9,5 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 38958-59:
(7*3)+(6*8)+(5*9)+(4*5)+(3*8)+(2*5)+(1*9)=177
177 % 10 = 7
So 38958-59-7 is a valid CAS Registry Number.