3981-16-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3981-16-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,9,8 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 3981-16:
(6*3)+(5*9)+(4*8)+(3*1)+(2*1)+(1*6)=106
106 % 10 = 6
So 3981-16-6 is a valid CAS Registry Number.
InChI:InChI=1/C29H44O10/c1-14-22(32)23(33)24(34)25(38-14)39-16-4-7-26(2)19-11-20(30)27(3)17(15-10-21(31)37-13-15)6-9-29(27,36)18(19)5-8-28(26,35)12-16/h10,14,16-20,22-25,30,32-36H,4-9,11-13H2,1-3H3/t14-,16-,17+,18+,19-,20+,22-,23+,24+,25-,26+,27-,28-,29-/m0/s1