258497-27-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 258497-27-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,8,4,9 and 7 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 258497-27:
(8*2)+(7*5)+(6*8)+(5*4)+(4*9)+(3*7)+(2*2)+(1*7)=187
187 % 10 = 7
So 258497-27-7 is a valid CAS Registry Number.
258497-27-7Relevant articles and documents
New anti-MRSA cephalosporins with a basic aminopyridine at the C-7 position
Cho, Aesop,Glinka, Tomasz W.,Ludwikow, Maria,Fan, Andrew T.,Wang, Michael,Hecker, Scott J.
, p. 137 - 140 (2001)
Incorporation of a basic aminopyridine into the C-7 position of 3-(amine-substituted arylthio)-3-norcephalosporins, as in 3, afforded high potency against MRSA and acceptable solubility for intravenous administration.
