143503-41-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143503-41-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,5,0 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 143503-41:
(8*1)+(7*4)+(6*3)+(5*5)+(4*0)+(3*3)+(2*4)+(1*1)=97
97 % 10 = 7
So 143503-41-7 is a valid CAS Registry Number.
InChI:InChI=1/C24H40N2O4.C2H2O4/c1-3-5-6-10-17-29-22-13-11-12-21(18-22)25-24(27)30-23(20-28-16-4-2)19-26-14-8-7-9-15-26;3-1(4)2(5)6/h11-13,18,23H,3-10,14-17,19-20H2,1-2H3,(H,25,27);(H,3,4)(H,5,6)