384835-56-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 384835-56-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,4,8,3 and 5 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 384835-56:
(8*3)+(7*8)+(6*4)+(5*8)+(4*3)+(3*5)+(2*5)+(1*6)=187
187 % 10 = 7
So 384835-56-7 is a valid CAS Registry Number.