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Synthesis and Characterization of Novel Thermo- and Photochromic 3’-Activated Indolinobenzospiropyran Dyes

Keum, Sam Rok

ConferenceCitation2009 춘계 대한화학회Publisher대한화학회PlaceKO
Synthesis and Spectroscopic Behavior of Isomeric Nitrophenylated-TAM and Dimeric Azo-TAM Leuco Molecules

Keum, Sam Rok

ConferenceCitation2009 춘계 대한화학회Publisher대한화학회PlaceKO
Regioselective Nitration of Fischer Base Derivatives with Silica Sulfuric Acid/Sodium Nitrite in the Presence of Wet SiO2

Keum, Sam Rok

ConferenceIssue Date2009Citation2009 추계대한화학회Publisher대한화학회PlaceKO
Solvatochromic Study of Hemicyanine Dyes; 1,3,3-Trimethyl-2-styrylindolium perchlorates and Its Analogous

Keum, Sam Rok

ConferenceIssue Date2009Citation2009 추계 대한화학회Publisher대한화학회PlaceKO
Silica Sulfuric Acid/ NaNO2 as a Novel Heterogeneous System for the Nitration of 1,3,3-Trimethyl-2-methyleneindoline Derivatives under Mild Conditions

Keum, Sam Rok

ConferenceIssue Date2008Citation2008 추계 대한화학회Publisher2008 추계 대한화학회PlaceKO
Novel Homopolymers containing Photochromic Spiropyranyl Units using New Technology ( ROMP ). Part IV

Keum, Sam Rok

ConferencePlaceDooSan Condo, ChunCheon
Synthesis and Characterization of New Heterocyclic TAM Leuco Dyes, Containing p,p`-Diformyltriphenylamine Groups

Keum, Sam Rok

ConferenceIssue Date2008Place대한민국
Novel Liquid Crystalline Molecules containing a Thio-, Sulfoxy, or Sulfonylated Indolinobenzospiroppyranyl Unit: Synthesis and Mesomerpic Properties

Keum, Sam Rok

ConferencePlace제주 컨벤션센터
Synthesis and aldose reductase inhibitory activity of 5-arylidene-2,4-thiazolidinediones and rodanine-3-acetic acid

Keum, Sam Rok

ConferencePlace서울 전경령회관
Synthesis and Characterization of New Photochromic Liquid Crystalline Compounds containing a Non activated Arythioindolinobenzospiropyranyl Group

Keum, Sam Rok

ConferenceIssue Date2002Place대한민국
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