149420-76-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 149420-76-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,4,2 and 0 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 149420-76:
(8*1)+(7*4)+(6*9)+(5*4)+(4*2)+(3*0)+(2*7)+(1*6)=138
138 % 10 = 8
So 149420-76-8 is a valid CAS Registry Number.
InChI:InChI=1/C44H62N4O13/c1-26-12-9-10-14-40-45-33(23-58-40)43-47-34(24-60-43)44-46-32(22-59-44)42(57-8)29(4)36(53)19-30(50)18-31(51)20-41(54)61-39(26)21-38(56-7)27(2)15-16-35(52)28(3)37(55-6)13-11-17-48(5)25-49/h10-11,14,17,22-31,37-39,42,50-51H,9,12-13,15-16,18-21H2,1-8H3/b14-10-,17-11+