[图书][B] CRC Handbook of Organic Photochemistry and Photobiology, Volumes 1 & 2

WM Horspool, F Lenci - 2003 - taylorfrancis.com
The second edition of this best-selling handbook is bigger, more comprehensive, and now
completely current. In addition to thorough updates to the discussions featured in the first …

Photochromism of dihydroindolizines Part VI: synthesis and photochromic behavior of a novel type of IR‐absorbing photochromic compounds based on highly …

SA Ahmed - Journal of physical organic chemistry, 2006 - Wiley Online Library
Novel photochromic bis‐styryl dihydroindolizines (DHIs) 5a‐β bearing different
cycloalkanone ring sizes were prepared in 11–42% yield via nucleophilic addition of bis …

Photochromism of dihydroindolizines. Part II—Synthesis and photophysical properties of new photochromic IR‐sensitive photoswitchable substituted fluorene‐9 …

SAM Ahmed - Journal of Physical Organic Chemistry, 2002 - Wiley Online Library
Abstract Twenty‐nine new photochromic 2, 4, 7‐substituted fluorene‐9′‐
styrylquinolinedihydroindolizines (DHIs) 4a–χ were prepared in 45–75% yield via …

Photochromism of dihydroindolizines. Part 16: Tuning of the photophysical behavior of photochromic dihydroindolizines in solution and in polymeric thin film

SA Ahmed, ZA Hozien, AMA Abdel-Wahab… - Tetrahedron, 2011 - Elsevier
In this work, photochromic materials based on the dihydroindolizine (DHI) system were
synthesized in multistep reactions using chemical and photochemical methods. Some of the …

Photochromism of dihydroindolizines. Part III [1]. Synthesis and photochromic behavior of novel photochromic dihydroindolizines incorporating a cholesteryl moiety

SA Ahmed - Monatshefte für Chemie/Chemical Monthly, 2004 - Springer
Ten novel photochromic dihydroindolizines (DHI s) based on 1, 5-electrocyclization and
bearing a cholesteryl moiety at 7′-position of the DHI skeleton were synthesized. 1D, 2D …

Photochromism of dihydroindolizines Part IX: First attempts towards efficient self-assembling organogelators based on photochromic dihydroindolizines and N-acyl-1 …

SAM Ahmed, JL Pozzo - Journal of Photochemistry and Photobiology A …, 2008 - Elsevier
Six new photochromic materials 9–11, 13–15 based on photochromic dihydroindolizine
(DHI) system covalently linked to ester, acid or sodium N-acyl-11 aminoundecanoate …

Photochromism of dihydroindolizines. Part XVIII: palladium-catalyzed Negishi coupling for the synthesis of photochromic dihydro 5-azaindolizine-linker-conjugates …

SA Ahmed, KS Khairou, AMA Abdel-Wahab… - Tetrahedron …, 2012 - Elsevier
Eight new photochromic dihydro 5-azaindolizine-linker-conjugates with a terminal ethylene
anchoring group have been synthesized via palladium-catalyzed Negishi coupling …

Photochromism of dihydroindolizines: part VIII. First holographic image recording based on di-and tetrahydroindolizines photochromes

SA Ahmed, T Hartmann, H Dürr - Journal of Photochemistry and …, 2008 - Elsevier
The photochromic compounds dihydroindolizine (DHI) and tetrahydroindolizines (THIs)
containing dicyano and diesters were prepared via nucleophilic addition of the …

Photochromism of tetrahydroindolizines. Part XIV: synthesis of cis-fixed conjugated photochromic pyridazinopyrrolo [1, 2-b] isoquinolines incorporating carbon-rich …

SA Ahmed, KS Khairou, BH Asghar, HA Muathen… - Tetrahedron …, 2014 - Elsevier
New carbon-rich photochromic tetrahydroindolizines (THIs) bearing dihydroisoquinoline
derivatives as heterocyclic bases (region B) have been synthesized via different chemical …

Photochromism of dihydroindolizines. Part XXI: multiaddressable photochromic performances based on pyrrolo [1, 2-b] pyridazine photochromes: kinetics, substituent …

N El Guesmi, SA Ahmed, II Althagafi… - Journal of Photochemistry …, 2017 - Elsevier
In the present study, the thermal 1, 5-electrocyclization back reaction from betaines (colored
forms) to dihydroindolizines (DHIs, colorless) was studied in seven organic solvents with …