129219-63-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129219-63-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,2,1 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 129219-63:
(8*1)+(7*2)+(6*9)+(5*2)+(4*1)+(3*9)+(2*6)+(1*3)=132
132 % 10 = 2
So 129219-63-2 is a valid CAS Registry Number.
InChI:InChI=1/C39H44N4O7/c1-25(2)22-30(42-37(47)31(23-26-12-6-4-7-13-26)40-34(44)20-21-35(45)46)38(48)43-39(49)32(24-27-14-8-5-9-15-27)41-36-29-17-11-10-16-28(29)18-19-33(36)50-3/h4-19,25,30-32,41H,20-24H2,1-3H3,(H,40,44)(H,42,47)(H,45,46)(H,43,48,49)/t30-,31-,32-/m0/s1