37665-11-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 37665-11-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,6,6 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 37665-11:
(7*3)+(6*7)+(5*6)+(4*6)+(3*5)+(2*1)+(1*1)=135
135 % 10 = 5
So 37665-11-5 is a valid CAS Registry Number.