1379343-55-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1379343-55-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,9,3,4 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1379343-55:
(9*1)+(8*3)+(7*7)+(6*9)+(5*3)+(4*4)+(3*3)+(2*5)+(1*5)=191
191 % 10 = 1
So 1379343-55-1 is a valid CAS Registry Number.