780755-34-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 780755-34-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,8,0,7,5 and 5 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 780755-34:
(8*7)+(7*8)+(6*0)+(5*7)+(4*5)+(3*5)+(2*3)+(1*4)=192
192 % 10 = 2
So 780755-34-2 is a valid CAS Registry Number.
780755-34-2Relevant articles and documents
POLYMORPHIC FORM OF MONTELUKAST SODIUM
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Page/Page column 14, (2008/06/13)
The invention provides novel polymorphic form of montelukast sodium, as well as methods of using and pharmaceutical compositions containing saud novel form. Also provided are montelukast sodium: acetonitrile solvates, which are intermediates in the formation of crystalline montelukast sodium.