1356005-21-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1356005-21-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,6,0,0 and 5 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1356005-21:
(9*1)+(8*3)+(7*5)+(6*6)+(5*0)+(4*0)+(3*5)+(2*2)+(1*1)=124
124 % 10 = 4
So 1356005-21-4 is a valid CAS Registry Number.