136440-72-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136440-72-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,4,4 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 136440-72:
(8*1)+(7*3)+(6*6)+(5*4)+(4*4)+(3*0)+(2*7)+(1*2)=117
117 % 10 = 7
So 136440-72-7 is a valid CAS Registry Number.
InChI:InChI=1/C21H34O8/c1-11-9-16(23)17(24)12(2)10-21(5,28)19(26)18(25)13(3)15(7-6-8-22)20(27)29-14(11)4/h6,8,12-13,15-16,18-19,22-23,25-26,28H,7,9-10H2,1-5H3/b8-6+,14-11-