84121-11-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84121-11-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,1,2 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 84121-11:
(7*8)+(6*4)+(5*1)+(4*2)+(3*1)+(2*1)+(1*1)=99
99 % 10 = 9
So 84121-11-9 is a valid CAS Registry Number.
InChI:InChI=1/C21H37NO5/c1-3-4-13-21(22,26)14-9-11-17-16(18(23)15-19(17)24)10-7-5-6-8-12-20(25)27-2/h5,7,9,11,16-19,23-24,26H,3-4,6,8,10,12-15,22H2,1-2H3/b7-5-,11-9+/t16-,17-,18+,19-,21+/m1/s1