31539-90-9 Usage
Group
aryl halides
Usage
reagent in organic synthesis, preparation of pharmaceuticals and agrochemicals, production of polymers, precursor to other iodinated organic compounds
Physical state
colorless liquid
Odor
distinct
Reactivity
high due to the presence of the iodine atom
Safety
considered hazardous, proper safety measures should be taken when handling and using it.
Check Digit Verification of cas no
The CAS Registry Mumber 31539-90-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,5,3 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 31539-90:
(7*3)+(6*1)+(5*5)+(4*3)+(3*9)+(2*9)+(1*0)=109
109 % 10 = 9
So 31539-90-9 is a valid CAS Registry Number.