129724-78-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129724-78-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,7,2 and 4 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 129724-78:
(8*1)+(7*2)+(6*9)+(5*7)+(4*2)+(3*4)+(2*7)+(1*8)=153
153 % 10 = 3
So 129724-78-3 is a valid CAS Registry Number.
InChI:InChI=1/C23H26N2O4/c1-28-18-10-16-17(11-19(18)29-2)25-21(27)4-3-14-15-9-20-23(16,22(14)25)6-7-24(20)12-13(15)5-8-26/h3,5,10-11,15,20,22,26H,4,6-9,12H2,1-2H3/t15-,20-,22-,23?/m0/s1