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CAS No 133099-04-4 , Darifenacin Search by region : China

  • Name: Darifenacin
  • Synonyms: 2-[1-[2-(2,3-Dihydro-1-benzofuran-5-yl)ethyl]pyrrolidin-3-yl]-2,2-di(phenyl)acetamide;Darifenacin;Darifenacin intermediate;
  • CAS Registry Number:
  • Density: 1.192 g/cm3
  • Refractive index: 1.624
  • Molecular Weight: 426.55
  • InChI: InChI=1/C28H30N2O2/c29-27(31)28(23-7-3-1-4-8-23,24-9-5-2-6-10-24)25-14-17-30(20-25)16-13-21-11-12-26-22(19-21)15-18-32-26/h1-12,19,25H,13-18,20H2,(H2,29,31)
  • Molecular Formula: C28H30N2O2
  • Molecular Structure:CAS No:133099-04-4 Darifenacin

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133099-04-4 Darifenacin

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133099-04-4 DARIFENACIN INTERMEDIATE

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133099-04-4 3-Pyrrolidineacetamide, 1-[2-(2,3-Dihydro-5-Benzof...

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References of Darifenacin
Title: Darifenacin
CAS Registry Number: 133099-04-4
CAS Name: (3S)-1-[2-(2,3-Dihydro-5-benzofuranyl)ethyl]-a,a-diphenyl-3-pyrrolidineacetamide
Synonyms: 3-(S)-(-)-(1-carbamoyl-1,1-diphenylmethyl)-1-[2-(2,3-dihydrobenzofuran-5-yl)ethyl]pyrrolidine; (S)-2-[1-[2-(2,3,-dihydrobenzfuran-5-yl)ethyl]-3-pyrrolidinyl]-2,2-diphenylacetamide
Manufacturers' Codes: UK-88525
Molecular Formula: C28H30N2O2
Molecular Weight: 426.55
Percent Composition: C 78.84%, H 7.09%, N 6.57%, O 7.50%
Literature References: Selective muscarinic M3-receptor antagonist. Prepn: P. E. Cross, A. R. MacKenzie, EP 388054; eidem, US 5096890 (1990, 1992 both to Pfizer). HPLC/MS determn in plasma: B. Kaye et al., Anal. Chem. 68, 1658 (1996). Binding profile for receptor subtypes: C. M. Smith, R. W. Wallis, J. Recept. Signal Transduction Res. 17, 177 (1997); and pharmacology: R. M. Wallis, C. M. Napier, Life Sci. 64, 395 (1999). Pharmacokinetics and metabolism: K. C. Beaumont et al., Xenobiotica 28, 63 (1998). Clinical trial in overactive bladder: F. Haab et al., Eur. Urol. 45, 420 (2004). Review of clinical experience: C. R. Chapple, Expert Opin. Invest. Drugs 13, 1493-1500 (2004).
Properties: Foam or colorless glass. [a]25D -20.6° (c = 1.0 in methylene chloride). pKa (25°): 9.2.
pKa: pKa (25°): 9.2
Optical Rotation: [a]25D -20.6° (c = 1.0 in methylene chloride)
 
Derivative Type: Hydrobromide
CAS Registry Number: 133099-07-7
Trademarks: Emselex (Novartis); Enablex (Novartis)
Molecular Formula: C28H31N2O2Br
Molecular Weight: 507.46
Percent Composition: C 66.27%, H 6.16%, N 5.52%, O 6.31%, Br 15.75%
Properties: mp 229°. [a]25D -30.3° (c = 1.0 in methylene chloride). Soly at 37° (mg/ml): water 6.03.
Melting point: mp 229°
Optical Rotation: [a]25D -30.3° (c = 1.0 in methylene chloride)
 
Therap-Cat: Antispasmodic; in treatment of urinary incontinence.
Keywords: Antispasmodic; Antimuscarinic.