87657-30-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87657-30-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,6,5 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 87657-30:
(7*8)+(6*7)+(5*6)+(4*5)+(3*7)+(2*3)+(1*0)=175
175 % 10 = 5
So 87657-30-5 is a valid CAS Registry Number.
InChI:InChI=1/C16H23NO2/c1-2-7-17-8-3-4-12-14-9-11(18)10-16(19)13(14)5-6-15(12)17/h9-10,12,15,18-19H,2-8H2,1H3/t12-,15-/m0/s1