117667-26-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117667-26-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,6,6 and 7 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 117667-26:
(8*1)+(7*1)+(6*7)+(5*6)+(4*6)+(3*7)+(2*2)+(1*6)=142
142 % 10 = 2
So 117667-26-2 is a valid CAS Registry Number.
InChI:InChI=1/C36H46N8O9/c1-53-35(52)30(19-23-8-14-26(47)15-9-23)42-31(48)20-41-33(50)28(17-21-4-10-24(45)11-5-21)44-34(51)29(18-22-6-12-25(46)13-7-22)43-32(49)27(37)3-2-16-40-36(38)39/h4-15,27-30,45-47H,2-3,16-20,37H2,1H3,(H,41,50)(H,42,48)(H,43,49)(H,44,51)(H4,38,39,40)/t27-,28-,29-,30-/m0/s1