32957-04-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 32957-04-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,2,9,5 and 7 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 32957-04:
(7*3)+(6*2)+(5*9)+(4*5)+(3*7)+(2*0)+(1*4)=123
123 % 10 = 3
So 32957-04-3 is a valid CAS Registry Number.
InChI:InChI=1/C15H16N2O2/c1-4-15(3,5-2)17-14-16-13(18)12(19-14)11-9-7-6-8-10-11/h1,6-10,12H,5H2,2-3H3,(H,16,17,18)