116-56-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116-56-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,1 and 6 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 116-56:
(5*1)+(4*1)+(3*6)+(2*5)+(1*6)=43
43 % 10 = 3
So 116-56-3 is a valid CAS Registry Number.
InChI:InChI=1/C21H30O4/c1-20-8-7-13(23)9-12(20)3-4-14-15-5-6-16(18(25)11-22)21(15,2)10-17(24)19(14)20/h9,14-16,18-19,22,25H,3-8,10-11H2,1-2H3/t14-,15-,16+,18?,19+,20-,21-/m0/s1