139495-92-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139495-92-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,4,9 and 5 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 139495-92:
(8*1)+(7*3)+(6*9)+(5*4)+(4*9)+(3*5)+(2*9)+(1*2)=174
174 % 10 = 4
So 139495-92-4 is a valid CAS Registry Number.
139495-92-4Relevant articles and documents
Pyrimido[1,6-a]benzimidazoles: A new class of DNA gyrase inhibitors
Hubschwerlen,Pflieger,Specklin,Gubernator,Gmunder,Angehrn,Kompis
, p. 1385 - 1392 (2007/10/02)
Substituted 4-quinolone- (1, A = CH) and 1,8-naphthyrid-4-one- (1, A = N) 3-carboxylic acids are currently the only classes of clinically useful antibacterial agents exerting their activity by inhibiting the subunit A of DNA gyrase. Pyrimido[1,6-a]benzimi
