Hostname: page-component-cd9895bd7-dk4vv Total loading time: 0 Render date: 2024-12-19T00:48:43.875Z Has data issue: false hasContentIssue false
  • English
  • Français

Ambient-temperature powder diffraction data for benzocaine hydrochloride and a monoclinic polymorph of benzocaine base

Published online by Cambridge University Press:  05 March 2012

D. F. Rendle ,
K. D. Rogers  and
S. Beckett
D. F. Rendle*
Affiliation:
Cranfield Forensic Institute, Cranfield University, Shrivenham, Swindon, Wiltshire SN6 8LA, United Kingdom
K. D. Rogers
Affiliation:
Cranfield Forensic Institute, Cranfield University, Shrivenham, Swindon, Wiltshire SN6 8LA, United Kingdom
S. Beckett
Affiliation:
Cranfield Forensic Institute, Cranfield University, Shrivenham, Swindon, Wiltshire SN6 8LA, United Kingdom
*
a)Author to whom correspondence should be addressed. Electronic mail: [email protected]
Get access Rights & Permissions [Opens in a new window]

Abstract

Powder diffraction data are presented for two compounds of forensic importance: benzocaine hydrochloride and a monoclinic polymorph of benzocaine base. Data were collected at room temperature using nickel-filtered Cu Kα radiation.

Keywords

benzocainebasehydrochloridepolymorphforensicXRD
Type
New Diffraction Data
Information
Powder Diffraction , Volume 26 , Issue 3 , September 2011 , pp. 277 - 279
Copyright
Copyright © Cambridge University Press 2011

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

References

Boultif, A. and Louer, D. (2004). “Powder pattern indexing with the Dichotomy method,” J. Appl. Crystallogr. 37, 724–731. 10.1107/S0021889804014876CrossRefGoogle Scholar
Chan, E. J., Rae, D., and Welberry, T. R. (2009). “On the polymorphism of benzocaine; a low-temperature structural phase transition for form (II),” Acta Crystallogr., Sect. B: Struct. Sci. B65, 509–515. 10.1107/S0108768109018898/so5027sup1.cifCrossRefGoogle Scholar
Ehleringer, J. R., Casale, J. F., Lott, M. J., and Ford, V. L. (2000). “Tracing the Geographical Origin of Cocaine,” Nature (London), 408, 311–312. 10.1038/35042680CrossRefGoogle ScholarPubMed
ICDD (2009). PDF-4+ 2009 (Database), edited by Dr. Kabekkodu, Soorya, International Centre for Diffraction Data, Newtown Square, PA, USA.Google Scholar
Lynch, D. E. and McClenaghan, I. (2002). “Monoclinic form of ethyl 4-aminobenzoate (benzocaine),” Acta Crystallogr., Sect. E: Struct. Rep. Online E58, o708–o709. 10.1107/S1600536802009674CrossRefGoogle Scholar
Sinha, B. K. and Pattabhi, V. (1987). “Crystal structure of benzocaine – a local anaesthetic,” Proc. Indian Acad. Sci. Chem. Sci. 98, 229–234. 10.1007/BF02900724CrossRefGoogle Scholar
Smith, G. S. and Snyder, R. L. (1979). “F(n): A criterion for rating powder diffraction patterns and evaluating the reliability of powder pattern indexing,” J. Appl. Crystallogr. 12, 60–65. 10.1107/S002188987901178XCrossRefGoogle Scholar
United Nations Office on Drugs and Crime (2005). “Methods for impurity profiling of heroin and cocaine: Manual for use by National Drug Testing Laboratories,” United Nations, New York. United Nations Publication Sales No. E.05.XI.14, ISBN 92-1-148206-2.Google Scholar
Wu, B.-C., Dai, X.-Y., Xiao, F.-P., and Jin, L.-F. (2006). “4-(Ethoxycarbonyl)anilinium chloride,” Acta Crystallogr., Sect. E: Struct. Rep. Online 62E, o4327–o4328. 10.1107/S1600536806035203/lh2164sup1.cifCrossRefGoogle Scholar