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Detailed table of contents (pdf)
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Table <strong>of</strong> Contents LXIII<br />
17.7.5.1.2.1.1.1 Method 1: The Vilsmeier Reaction <strong>of</strong> a [2.2.4]Cyclazine with<br />
Dimethylformamide ...................................... 1070<br />
17.7.5.1.2.1.1.2 Method 2: Nitration with Tetranitromethane ......................... 1071<br />
17.7.6 Product Subclass 6: [2.3.4]Cyclazines (Azepino[2,1,7-cd]indolizines) .... 1071<br />
17.7.6.1 Synthesis by Ring-Closure Reactions ...................................... 1072<br />
17.7.6.1.1 By Formation <strong>of</strong> Two C—C Bonds ......................................... 1072<br />
17.7.6.1.1.1 Method 1: Wittig Reaction <strong>of</strong> an Aldehyde Followed by Intramolecular<br />
Cyclization <strong>of</strong> an Oxo Diester ............................. 1072<br />
17.7.7 Product Subclass 7: Annulenes Bridged byTwo Nitrogen Atoms ........ 1072<br />
17.7.7.1 Aromatization ......................................................... 1073<br />
17.7.7.1.1 Method 1: From 3,4,7,8-Tetrahydro-8b,8c-diazacyclopenta[fg]acenaphthylene<br />
............................................. 1073<br />
17.8 Product Class 8: Porphyrins and Related Compounds<br />
K. M. Smith and M. G. H. Vicente<br />
17.8 Product Class 8: Porphyrins and Related Compounds ................... 1081<br />
17.8.1 Product Subclass 1: Porphyrins ......................................... 1085<br />
17.8.1.1 Syntheses <strong>of</strong> Intermediates Used in Porphyrin Syntheses ................... 1087<br />
17.8.1.1.1 Dipyrroles ............................................................... 1088<br />
17.8.1.1.1.1 Method 1: Dipyrromethenes ........................................ 1088<br />
17.8.1.1.1.1.1 Variation 1: Condensation <strong>of</strong> 2-Formyl-1H-pyrroles with 2-Unsubstituted<br />
1H-Pyrroles .............................................. 1088<br />
17.8.1.1.1.1.2 Variation 2: Reaction <strong>of</strong> 2-(Bromomethyl)-1H-pyrroles with<br />
2-Bromo-1H-pyrroles ..................................... 1089<br />
17.8.1.1.1.1.3 Variation 3: Self-Condensation <strong>of</strong> Monopyrroles ....................... 1090<br />
17.8.1.1.1.1.4 Variation 4: Oxidation <strong>of</strong> Dipyrromethanes ............................ 1091<br />
17.8.1.1.1.2 Method 2: Dipyrromethanes ........................................ 1091<br />
17.8.1.1.1.2.1 Variation 1: Unsymmetrically Substituted Dipyrromethanes by<br />
Reaction <strong>of</strong> 2-Substituted 1H-Pyrroles with 2-Unsubstituted<br />
1H-Pyrroles .............................................. 1091<br />
17.8.1.1.1.2.2 Variation 2: Unsymmetrically Substituted Dipyrromethanes by<br />
Reduction <strong>of</strong> Dipyrromethenes ........................... 1093<br />
17.8.1.1.1.2.3 Variation 3: Symmetrically Substituted Dipyrromethanes by<br />
Self-Condensation <strong>of</strong> 2-Substituted 1H-Pyrroles ............ 1094<br />
17.8.1.1.1.2.4 Variation 4: Symmetrically Substituted Dipyrromethanes from<br />
2-Unsubstituted 1H-Pyrroles .............................. 1095<br />
17.8.1.1.1.3 Method 3: Dipyrroketones .......................................... 1096<br />
17.8.1.1.1.4 Method 4: Bipyrroles ................................................ 1098<br />
17.8.1.1.2 Tripyrroles ............................................................... 1100<br />
17.8.1.1.2.1 Method 1: The [2 +1] Approach to Tripyrranes ........................ 1100<br />
17.8.1.1.2.2 Method 2: The [1]+[1] 2 Approach to Symmetrical Tripyrranes ......... 1102<br />
17.8.1.1.3 Open-Chain Tetrapyrrolic Intermediates ................................... 1103