54959-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54959-45-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,9,5 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 54959-45:
(7*5)+(6*4)+(5*9)+(4*5)+(3*9)+(2*4)+(1*5)=164
164 % 10 = 4
So 54959-45-4 is a valid CAS Registry Number.
54959-45-4Relevant articles and documents
H2 HISTAMINE RECEPTOR INHIBITORS
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, (2008/06/13)
Heterocyclic compounds which are inhibitors of histamine activity, in particular, inhibitors of H-2 histamine receptors. A specific compound of this invention is 2-2-(4-methyl-5-imidazolylmethylthio)ethylamino!-4-pyrimidone.