253594-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 253594-63-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,5,9 and 4 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 253594-63:
(8*2)+(7*5)+(6*3)+(5*5)+(4*9)+(3*4)+(2*6)+(1*3)=157
157 % 10 = 7
So 253594-63-7 is a valid CAS Registry Number.