74686-30-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74686-30-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,6,8 and 6 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 74686-30:
(7*7)+(6*4)+(5*6)+(4*8)+(3*6)+(2*3)+(1*0)=159
159 % 10 = 9
So 74686-30-9 is a valid CAS Registry Number.
InChI:InChI=1/C40H55NO13/c1-21(2)16-28(43)41-30-32(54-29(44)11-10-23-8-6-5-7-9-23)31(45)25(19-42)53-34(30)52-24-17-37(4)26-13-15-39(51)20-38(26,33(46)22(39)3)14-12-27(37)40(18-24,35(47)48)36(49)50/h5-9,21,24-27,30-34,42,45-46,51H,3,10-20H2,1-2,4H3,(H,41,43)(H,47,48)(H,49,50)