1956328-32-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1956328-32-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,9,5,6,3,2 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1956328-32:
(9*1)+(8*9)+(7*5)+(6*6)+(5*3)+(4*2)+(3*8)+(2*3)+(1*2)=207
207 % 10 = 7
So 1956328-32-7 is a valid CAS Registry Number.