728-98-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 728-98-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,2 and 8 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 728-98:
(5*7)+(4*2)+(3*8)+(2*9)+(1*8)=93
93 % 10 = 3
So 728-98-3 is a valid CAS Registry Number.
728-98-3Relevant articles and documents
Pyridazone derivative and its uses
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Paragraph 0158; 0161, (2022/01/12)
The present invention belongs to the pharmaceutical field, specifically relates to a pyridazone derivative and its uses, compounds thereof and pharmaceutically acceptable salts, solvates including hydrates, polycrystallines, prodrugs, co-crystallines, tau
