53023-17-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53023-17-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,0,2 and 3 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 53023-17:
(7*5)+(6*3)+(5*0)+(4*2)+(3*3)+(2*1)+(1*7)=79
79 % 10 = 9
So 53023-17-9 is a valid CAS Registry Number.
InChI:InChI=1/C21H24O7/c1-11(2)10-16(24)27-19-17-14(28-21(4,5)20(19)25-12(3)22)8-6-13-7-9-15(23)26-18(13)17/h6-9,11,19-20H,10H2,1-5H3/t19-,20-/m1/s1