Refinement of the crystal structure of α-1,4-dioxo-3,6-diphenyIpyrrolo- [3,4-c]pyrrole-2,5(1H,4H)-dicarboxylic acid bis(1,1-dimethylethyl) ester, C28H28N2O6

Zeitschrift fur Kristallographie - New Crystal Structures

Volumn 218, Issue JG, 2003, Pages 134-136

  Mizuguchi, J ^a  

^a YOKOHAMA NATIONAL UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 21144451192     PISSN: 14337266     EISSN: None     Source Type: Journal    
DOI: 10.1524/ncrs.2003.218.jg.134     Document Type: Article

References (9)

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2. Zambounis, J.; Hao, H.; Iqbal, A.: Latent pigments activated by heat. Nature 388 (1997) I3I-I32.
3. Herbst, W.; Hunger, K.: Industrial Organic Pigments. 2nd Ed. VCH, Weinheim 1997.
4. Mizuguchi, J.; Grubenmann, A.; Wooden, G.; Rihs, G.: Structure of 3.6- diphenylpyrrolo[3, 4-cIpyrrolo-1, 4-dione and 3, 6-diphenyl-2, 5-dimethyl- pyrrolo [3.4-c]pyrrole-1, 4-dione. Acta Crystallogr. B48 (1992) 696–700.
5. MacLean, E. J.; Tremayne, M.; Kariuki, B. M.; Harris, K. D. M.; Iqbal, A. F. M.; Hao, Z.: Structural understanding of a polymorphic system by structure solution and refinement from powder X-ray diffractin data; the a and β phases of the latent pigment DPP-BOC. J. Chem. Soc., Perkin Trans. 2 (2000) 1513–1519.
6. Sheldrick, G. M.: Phase Annealing in SHELX-90: Direct methods for Larger Structure. Acta Crystallogr. A46 (1990) 467–473.
7. teXsan. Single Crystal Structure Analysis Software. Version 1.11, Rev. 1. Molecular Structure Corporation, The Woodlands, TX, USA, and Rigaku Corporation. Tokyo, Japan 2001.
8. Burnett, M. N.; Johnson, C. K.: ORTEP-III, Oak Ridge thermal ellipsoid plot program for crystal structure illustrations. Oak Ridge National Laboratory Report ORNL-6895, USA 1996.
9. Higashi, T.: ABSCOR. Program for absorption correction. Rigaku Corporation, Tokyo. Japan 1995.