Investigation of Famciclovir (Form I)
Martin
Vickers
15th September 2004
Experimental Data
Click image to access powder diffraction data (.spf format)
Chemical Name
2-[2-(2-amino-9H-purin-9-yl)ethyl]-1,3-propanediol diacetate
Chemical Formula
|
C14H19N5O4 |
|
Preparation and Instrumentation Parameters
- Stoe StadiP transmission (capillary) Powder Diffractometer
- Cu Kα1 X-ray radiation
- Pre-sample germanium monochromator
- 40kV/30mA generator power
- Linear Position Sensitive Detector 6° 2θ range
- Rotating 0.5mm sample capillary
- uncrushed, unsieved sample
- NBS Silicon (111 reflection) calibration
- Data aquisition details:
- Date collected: 14/09/04
- File: ST1184.RAW
- ×2 ranges from 5 to 31.6° 2θ
- PSD step: 0.1°
- Count Time: 100 seconds per step
- Binning: 4 channels per point
- Data Step: 0.02°
Results
- Indexed using ITO12
- Refined lattice parameters by Lebail fit:
| | Unit Cell Lengths (Å): |
|
a
11.276(1) |
b
12.781(1) |
c
11.825(1) |
| |
| | Unit Cell Angles (°): |
|
α
90 |
β
105.652(2) |
γ
90 |
| | Unit Cell Volume (Ų): |
| 1641 |
- Z: 4
- System: Monoclinic
- Possible Space Group: P21/c
Reference
World Patent: WO2004108470
European Patent: EP1288215A1
US Patent: US6555685B1