1599-27-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1599-27-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,5,9 and 9 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1599-27:
(6*1)+(5*5)+(4*9)+(3*9)+(2*2)+(1*7)=105
105 % 10 = 5
So 1599-27-5 is a valid CAS Registry Number.