55697-37-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55697-37-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,6,9 and 7 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 55697-37:
(7*5)+(6*5)+(5*6)+(4*9)+(3*7)+(2*3)+(1*7)=165
165 % 10 = 5
So 55697-37-5 is a valid CAS Registry Number.