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tetrapyrroles

Natural pigments containing four pyrrole rings joined by one-carbon units linking position 2 of one pyrrole ring to position 5 of the next. Porphyrins are macrocyclic tetrapyrroles. E.g. bilin (a linear tetrapyrrole).
T06291
Source:
PAC, 1995, 67, 1307 (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1371
See also:
White Book, p. 279
InChI=1/C19H14N4/c1-3-14(20-9-1)11-16-5-7-18(22-16)13-19-8-6-17(23-19)12-15-4-2-10-21-15/h1-13,22H/b14-11+,15-12+,19-13+
PPRBOEHFGAHFGC-XPFFCHIZBA
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Cite as:
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. doi:10.1351/goldbook.
Last update: 2014-02-24; version: 2.3.3.
DOI of this term: doi:10.1351/goldbook.T06291.
Original PDF version: http://www.iupac.org/goldbook/T06291.pdf. The PDF version is out of date and is provided for reference purposes only. For some entries, the PDF version may be unavailable.
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