385780-23-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 385780-23-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,5,7,8 and 0 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 385780-23:
(8*3)+(7*8)+(6*5)+(5*7)+(4*8)+(3*0)+(2*2)+(1*3)=184
184 % 10 = 4
So 385780-23-4 is a valid CAS Registry Number.