111790-42-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111790-42-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,7,9 and 0 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 111790-42:
(8*1)+(7*1)+(6*1)+(5*7)+(4*9)+(3*0)+(2*4)+(1*2)=102
102 % 10 = 2
So 111790-42-2 is a valid CAS Registry Number.
InChI:InChI=1/C21H28I2N4O4S/c22-13-9-12(10-14(23)20(13)30)5-6-18(29)25-8-7-24-17(28)4-2-1-3-16-19-15(11-32-16)26-21(31)27-19/h9-10,15-16,19,30H,1-8,11H2,(H,24,28)(H,25,29)(H2,26,27,31)/t15-,16-,19-/m0/s1