945531-91-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 945531-91-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,5,5,3 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 945531-91:
(8*9)+(7*4)+(6*5)+(5*5)+(4*3)+(3*1)+(2*9)+(1*1)=189
189 % 10 = 9
So 945531-91-9 is a valid CAS Registry Number.
945531-91-9Relevant articles and documents
Anti-inflammatory oxazole[4,5-b]pyridines
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, (2008/06/13)
The various isomers of oxazolo- and thiazolopyridines having utility as antiinflammatory, antipyretic and analgesic agents are prepared by condensation of an appropriate amino-hydroxypyridine or amino-mercaptopyridine with a carboxylic acid, halide or anhydride.