144284-87-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144284-87-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,2,8 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 144284-87:
(8*1)+(7*4)+(6*4)+(5*2)+(4*8)+(3*4)+(2*8)+(1*7)=137
137 % 10 = 7
So 144284-87-7 is a valid CAS Registry Number.
InChI:InChI=1/C10H8N2O2/c13-8-6-9(14)11-12-10(8)7-4-2-1-3-5-7/h1-6H,(H2,11,13,14)