213920-49-1 Usage
Chemical Properties
CLEAR SLIGHTLY YELLOW LIQUID
Check Digit Verification of cas no
The CAS Registry Mumber 213920-49-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,9,2 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 213920-49:
(8*2)+(7*1)+(6*3)+(5*9)+(4*2)+(3*0)+(2*4)+(1*9)=111
111 % 10 = 1
So 213920-49-1 is a valid CAS Registry Number.