50656-66-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50656-66-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,6,5 and 6 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 50656-66:
(7*5)+(6*0)+(5*6)+(4*5)+(3*6)+(2*6)+(1*6)=121
121 % 10 = 1
So 50656-66-1 is a valid CAS Registry Number.
InChI:InChI=1/C19H22O6/c1-9(2)18(22)24-14-7-10(3)6-13(20)8-11(4)16(21)17-15(14)12(5)19(23)25-17/h6,8,14-17,21H,1,5,7H2,2-4H3/b10-6-,11-8-/t14-,15+,16-,17-/m0/s1