228728-20-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 228728-20-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,8,7,2 and 8 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 228728-20:
(8*2)+(7*2)+(6*8)+(5*7)+(4*2)+(3*8)+(2*2)+(1*0)=149
149 % 10 = 9
So 228728-20-9 is a valid CAS Registry Number.
228728-20-9Relevant articles and documents
4-HYDROXYQUINOLINE-3-CARBOXAMIDES AND HYDRAZIDES AS ANTIVIRAL AGENTS
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Page/Page column 47, (2010/02/13)
The present invention provides 4-hydroxyquinoline-3-carboxamide and hydrazide compounds of formula I These compounds are useful to treat or prevent the herpesviral infections, particularly, human cytomegaloviral infection.