939757-63-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 939757-63-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,9,7,5 and 7 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 939757-63:
(8*9)+(7*3)+(6*9)+(5*7)+(4*5)+(3*7)+(2*6)+(1*3)=238
238 % 10 = 8
So 939757-63-8 is a valid CAS Registry Number.
939757-63-8Relevant articles and documents
Synthesis and Antimicrobial Evaluation of a Series of 7--4-quinolone- and -1,8-naphthyridone-3-carboxylic Acids
Bucsh, Ruth A.,Domagala, John M.,Laborde, Edgardo,Sesnie, Josephine C.
, p. 4139 - 4151 (1993)
A series of 6-fluoroquinolone- and 6-fluoro-1,8-naphthyridone-3-carboxylic acids possessing a group at C-7 were synthesized and evaluated for their antimicrobial activity. The effect of the
