1784821-38-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1784821-38-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,7,8,4,8,2 and 1 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1784821-38:
(9*1)+(8*7)+(7*8)+(6*4)+(5*8)+(4*2)+(3*1)+(2*3)+(1*8)=210
210 % 10 = 0
So 1784821-38-0 is a valid CAS Registry Number.