55297-68-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55297-68-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,2,9 and 7 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 55297-68:
(7*5)+(6*5)+(5*2)+(4*9)+(3*7)+(2*6)+(1*8)=152
152 % 10 = 2
So 55297-68-2 is a valid CAS Registry Number.
InChI:InChI=1/C51H66N4O12/c1-26-16-15-17-27(2)50(63)53-41-36(22-52-55-28(3)23-54(24-29(55)4)25-35-18-13-12-14-19-35)45(60)38-39(46(41)61)44(59)33(8)48-40(38)49(62)51(10,67-48)65-21-20-37(64-11)30(5)47(66-34(9)56)32(7)43(58)31(6)42(26)57/h12-22,26,28-32,37,42-43,47,52,57-59,61H,23-25H2,1-11H3,(H,53,63)/b16-15+,21-20+,27-17+,36-22+/t26-,28?,29?,30+,31+,32+,37-,42-,43+,47+,51-/m0/s1