1600534-77-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1600534-77-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,0,5,3 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1600534-77:
(9*1)+(8*6)+(7*0)+(6*0)+(5*5)+(4*3)+(3*4)+(2*7)+(1*7)=127
127 % 10 = 7
So 1600534-77-7 is a valid CAS Registry Number.