1546958-55-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1546958-55-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,4,6,9,5 and 8 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1546958-55:
(9*1)+(8*5)+(7*4)+(6*6)+(5*9)+(4*5)+(3*8)+(2*5)+(1*5)=217
217 % 10 = 7
So 1546958-55-7 is a valid CAS Registry Number.