23509-22-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23509-22-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,5,0 and 9 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 23509-22:
(7*2)+(6*3)+(5*5)+(4*0)+(3*9)+(2*2)+(1*2)=90
90 % 10 = 0
So 23509-22-0 is a valid CAS Registry Number.
InChI:InChI=1/C33H46N2O6/c1-7-24-19(2)27(20(3)34-24)28(37)40-21(4)23-10-11-32-25-9-8-22-16-31(38)13-12-29(22,5)33(25,41-31)26(36)17-30(23,32)18-35(6)14-15-39-32/h9-10,21-22,26,34,36,38H,7-8,11-18H2,1-6H3/t21?,22-,26-,29+,30?,31+,32?,33?/m1/s1