77439-55-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77439-55-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,3 and 9 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 77439-55:
(7*7)+(6*7)+(5*4)+(4*3)+(3*9)+(2*5)+(1*5)=165
165 % 10 = 5
So 77439-55-5 is a valid CAS Registry Number.
77439-55-5Relevant articles and documents
6-Hydroxy-2-phenyl-imidazo[4,5-b]pyridines and salts thereof
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, (2008/06/13)
Compounds of the formula STR1 wherein R is methylsulfinyl or methylsulfonyl, their 3H-tautomers, and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds are useful as cardiotonics.
