121979-39-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121979-39-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,9,7 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 121979-39:
(8*1)+(7*2)+(6*1)+(5*9)+(4*7)+(3*9)+(2*3)+(1*9)=143
143 % 10 = 3
So 121979-39-3 is a valid CAS Registry Number.
InChI:InChI=1/C18H30O4/c1-2-3-4-7-10-13-16(19)17(20)14-11-8-5-6-9-12-15-18(21)22/h5,8,10-11,13-14,16-17,19-20H,2-4,6-7,9,12,15H2,1H3,(H,21,22)/b8-5+,13-10-,14-11-/t16-,17-/m1/s1
