143086-33-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143086-33-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,0,8 and 6 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 143086-33:
(8*1)+(7*4)+(6*3)+(5*0)+(4*8)+(3*6)+(2*3)+(1*3)=113
113 % 10 = 3
So 143086-33-3 is a valid CAS Registry Number.
InChI:InChI=1/C31H28N4O6/c1-5-40-30(38)33(3)19-14-20-34-17-12-8-6-10-15(17)21-23-24(29(37)32-28(23)36)22-16-11-7-9-13-18(16)35(26(22)25(21)34)31(2,41-20)27(19)39-4/h6-13,19-20,27H,5,14H2,1-4H3,(H,32,36,37)/t19-,20+,27+,31+/m1/s1