140667-42-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 140667-42-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,6,6 and 7 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 140667-42:
(8*1)+(7*4)+(6*0)+(5*6)+(4*6)+(3*7)+(2*4)+(1*2)=121
121 % 10 = 1
So 140667-42-1 is a valid CAS Registry Number.
InChI:InChI=1/C27H44N6O6/c1-4-6-7-10-19(17-23(34)30-39)26(36)33-21(11-8-14-28-33)25(35)29-24(18(3)5-2)20-13-16-32-22(27(37)38)12-9-15-31(20)32/h13,16,18-19,21-22,24,28H,4-12,14-15,17H2,1-3H3,(H3-,29,30,34,35,37,38,39)