134143-28-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134143-28-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,1,4 and 3 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 134143-28:
(8*1)+(7*3)+(6*4)+(5*1)+(4*4)+(3*3)+(2*2)+(1*8)=95
95 % 10 = 5
So 134143-28-5 is a valid CAS Registry Number.
InChI:InChI=1/C48H74N12O22/c49-19-5-3-9-29(47(79)80)57-39(71)23(53-45(77)31(21-37(67)68)59-43(75)27(13-17-35(63)64)55-41(73)25-11-15-33(61)51-25)7-1-2-8-24(40(72)58-30(48(81)82)10-4-6-20-50)54-46(78)32(22-38(69)70)60-44(76)28(14-18-36(65)66)56-42(74)26-12-16-34(62)52-26/h23-32H,1-22,49-50H2,(H,51,61)(H,52,62)(H,53,77)(H,54,78)(H,55,73)(H,56,74)(H,57,71)(H,58,72)(H,59,75)(H,60,76)(H,63,64)(H,65,66)(H,67,68)(H,69,70)(H,79,80)(H,81,82)/t23-,24-,25-,26-,27-,28-,29-,30-,31-,32-/m0/s1