Investigation of Atorvastatin Calcium "Form 1"
Martin
Vickers
11th Oct 2008
Experimental Data
Click image to access powder diffraction data (.spf format)
Chemical Name
(3R,5R)-7-[2-(4-fluorophenyl)-3-phenyl-4-(phenylcarbamoyl)-5-propan-2-ylpyrrol-1-yl]-3,5-dihydroxyheptanoic acid, calcium salt (2:1) trihydrate
Chemical Formula
C33H35FN2O5Ca · 3H2O |
|
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: 17/12/08
- File: ST3391.RAW. Replaces ST3215.RAW
- ×2 ranges from 1 to 30° 2θ and summed
- PSD step: 0.2°
- Count Time: 150 seconds per step
- Binning: 4 channels per point
- Data Step: 0.02°
Results
- Indexed using KOHL
- Refined lattice parameters by Lebail fit:
| Unit Cell Lengths (Å): |
|
a 9.890(1) |
b 29.690(1) |
c 5.441(1) |
|
| Unit Cell Angles (°): |
|
α 96.321(3) |
β 105.371(3) |
γ 81.397(3) |
| Unit Cell Volume (Ų): |
| 1519 |
- Z: 2
- System: Triclinic
- Space Group: P1 or P-1
Reference
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