4420-65-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4420-65-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,2 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 4420-65:
(6*4)+(5*4)+(4*2)+(3*0)+(2*6)+(1*5)=69
69 % 10 = 9
So 4420-65-9 is a valid CAS Registry Number.
InChI:InChI=1/C32H48O9/c1-17-26(35)27(37-5)28(40-18(2)33)29(39-17)41-21-8-11-30(3)20(15-21)6-7-24-23(30)9-12-31(4)22(10-13-32(24,31)36)19-14-25(34)38-16-19/h14,17,20-24,26-29,35-36H,6-13,15-16H2,1-5H3/t17-,20+,21-,22+,23-,24+,26-,27+,28+,29-,30-,31+,32-/m0/s1