64520-15-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64520-15-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,5,2 and 0 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 64520-15:
(7*6)+(6*4)+(5*5)+(4*2)+(3*0)+(2*1)+(1*5)=106
106 % 10 = 6
So 64520-15-6 is a valid CAS Registry Number.
InChI:InChI=1/C42H53NO15/c1-8-42(51)17-28(33-22(35(42)41(50)52-7)14-23-34(38(33)49)37(48)32-21(36(23)47)10-9-11-26(32)45)56-30-15-24(43(5)6)39(19(3)54-30)58-31-16-27(46)40(20(4)55-31)57-29-13-12-25(44)18(2)53-29/h9-11,14,18-20,24,27-31,35,39-40,45-46,49,51H,8,12-13,15-17H2,1-7H3/t18-,19+,20+,24+,27+,28+,29+,30+,31+,35+,39-,40-,42-/m1/s1