3335-27-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3335-27-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,3,3 and 5 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 3335-27:
(6*3)+(5*3)+(4*3)+(3*5)+(2*2)+(1*7)=71
71 % 10 = 1
So 3335-27-1 is a valid CAS Registry Number.