508-66-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 508-66-7 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,0 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 508-66:
(5*5)+(4*0)+(3*8)+(2*6)+(1*6)=67
67 % 10 = 7
So 508-66-7 is a valid CAS Registry Number.
InChI:InChI=1/C36H55NO11/c1-8-18(3)31(41)47-30-28(40)27-21(16-37-15-17(2)9-10-25(37)33(27,7)42)22-14-34-29(35(22,30)43)23(45-19(4)38)13-24-32(34,6)12-11-26(46-20(5)39)36(24,44)48-34/h17-18,21-30,40,42-44H,8-16H2,1-7H3/t17-,18+,21-,22-,23+,24?,25-,26-,27+,28+,29+,30-,32-,33+,34?,35?,36-/m0/s1