1217605-72-5 Usage
Chemical Properties
White Powder
Check Digit Verification of cas no
The CAS Registry Mumber 1217605-72-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,7,6,0 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1217605-72:
(9*1)+(8*2)+(7*1)+(6*7)+(5*6)+(4*0)+(3*5)+(2*7)+(1*2)=135
135 % 10 = 5
So 1217605-72-5 is a valid CAS Registry Number.