109241-52-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109241-52-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,2,4 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 109241-52:
(8*1)+(7*0)+(6*9)+(5*2)+(4*4)+(3*1)+(2*5)+(1*2)=103
103 % 10 = 3
So 109241-52-3 is a valid CAS Registry Number.
InChI:InChI=1/C5H7Cl2N3/c6-10(7)2-1-5-3-8-4-9-5/h3-4H,1-2H2,(H,8,9)