38653-34-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38653-34-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,6,5 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 38653-34:
(7*3)+(6*8)+(5*6)+(4*5)+(3*3)+(2*3)+(1*4)=138
138 % 10 = 8
So 38653-34-8 is a valid CAS Registry Number.