671777-34-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 671777-34-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,1,7,7 and 7 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 671777-34:
(8*6)+(7*7)+(6*1)+(5*7)+(4*7)+(3*7)+(2*3)+(1*4)=197
197 % 10 = 7
So 671777-34-7 is a valid CAS Registry Number.
671777-34-7Relevant articles and documents
PHENETHANOLAMINE DERIVATIVES AND THEIR USE IN THE TREATMENT OF RESPIRATORY DISEASES
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Page 41, (2010/02/06)
The present invention relates to novel compounds of formula (I), to a process for their manufacture, to pharmaceutical compositions containing them, and to their use in therapy, in particular their use in the prophylaxis and treatment of respiratory diseases.