17607-33-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17607-33-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,6,0 and 7 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 17607-33:
(7*1)+(6*7)+(5*6)+(4*0)+(3*7)+(2*3)+(1*3)=109
109 % 10 = 9
So 17607-33-9 is a valid CAS Registry Number.
InChI:InChI=1/C41H54N2O13/c1-19-13-12-14-20(2)40(51)42-26-17-28(53-18-29(45)43(9)10)30-31(36(26)49)35(48)24(6)38-32(30)39(50)41(8,56-38)54-16-15-27(52-11)21(3)37(55-25(7)44)23(5)34(47)22(4)33(19)46/h12-17,19,21-23,27,33-34,37,46-49H,18H2,1-11H3,(H,42,51)/b13-12+,16-15+,20-14+