3884-38-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3884-38-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,8,8 and 4 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 3884-38:
(6*3)+(5*8)+(4*8)+(3*4)+(2*3)+(1*8)=116
116 % 10 = 6
So 3884-38-6 is a valid CAS Registry Number.