| Title:  Dabigatran CAS Registry Number:  211914-51-1 CAS Name:  N-[[2-[[[4-(Aminoiminomethyl)phenyl]amino]methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl]-N-2-pyridinyl-b-alanine Additional Names:  3-[[2-[(4-carbamimidoylphenylamino)methyl]-1-methyl-1H-benzoimidazole-5-carbonyl]pyridin-2-ylamino]propionic acid Manufacturers' Codes:  BIBR-953 Molecular Formula:  C25H25N7O3 Molecular Weight:  471.51 Percent Composition:  C 63.68%, H 5.34%, N 20.79%, O 10.18% Literature References:  Nonpeptide, direct thrombin inhibitor.  Prepn and crystal structure of complex with thrombin:  N. Hauel et al., WO 9837075; eidem, US 6087380 (1998, 2000 both to Boehringer, Ing.); eidem, J. Med. Chem. 45, 1757 (2002).  Review of pharmacology:  D. Mungall, Curr. Opin. Invest. Drugs 3, 905-907 (2002).  Clinical pharmacokinetics:  J. Stangier et al., J. Clin. Pharmacol. 45, 555 (2005).  Clinical evaluations in joint replacement:  B. I. Eriksson et al., J. Thromb. Haemostas. 2, 1573 (2004); idem et al., ibid. 3, 103 (2005). Properties:  White crystals, mp 276-277°.  Log P (n-octanol/buffer, pH 7.4):  -2.4. Melting point:  mp 276-277° Log P:  Log P (n-octanol/buffer, pH 7.4):  -2.4   Derivative Type:  Etexilate  CAS Registry Number:  211915-06-9 CAS Name:  N-[[2-[[[4-[[[(Hexyloxy)carbonyl]amino]iminomethyl]phenyl]amino]methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl]-N-2-pyridinyl-b-alanine ethyl ester Additional Names:  ethyl 3-[[[2-[[[4-[[[(hexyloxy)carbonyl]amino]iminomethyl]phenyl]amino]methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl](pyridin-2-yl)amino]propanoate Manufacturers' Codes:  BIBR-1048 Trademarks:  Rendix (Boehringer, Ing.) Molecular Formula:  C34H41N7O5 Molecular Weight:  627.73 Percent Composition:  C 65.05%, H 6.58%, N 15.62%, O 12.74% Properties:  Colorless crystals, mp 128-129°.  Log P (n-octanol/buffer, pH 7.4):  2.6. Melting point:  mp 128-129° Log P:  Log P (n-octanol/buffer, pH 7.4):  2.6   Therap-Cat:  Antithrombotic. Keywords:  Antithrombotic.  |