Shigehiro Sumiya
Overview
Explore the profile of Shigehiro Sumiya including associated specialties, affiliations and a list of published articles.
Author names and details appear as published. Due to indexing inconsistencies, multiple individuals may share a name, and a single author may have variations. MedLuna displays this data as publicly available, without modification or verification
Snapshot
Snapshot
Articles
9
Citations
56
Followers
0
Related Specialties
Related Specialties
Co-Authors
Co-Authors
Published In
Affiliations
Affiliations
Soon will be listed here.
Recent Articles
1.
Shiraishi Y, Yamamoto K, Sumiya S, Hirai T
Phys Chem Chem Phys
. 2014 Mar;
16(24):12137-42.
PMID: 24616910
Design of optical molecular probes for selective detection of aromatic thiols has attracted much attention. Although several types of probes have been proposed, all of them exhibit colorimetric or fluorometric...
2.
Shiraishi Y, Yamamoto K, Sumiya S, Hirai T
Chem Commun (Camb)
. 2013 Nov;
49(99):11680-2.
PMID: 24189889
A resorufin–dinitrophenyl ether conjugate (1) shows emission enhancement for aromatic thiols in aqueous media with a neutral–basic pH, while being nonemissive for aliphatic thiols. This is achieved by two electrophilic...
3.
Sumiya S, Shiraishi Y, Hirai T
J Phys Chem A
. 2013 Jan;
117(7):1474-82.
PMID: 23343117
A coumarin-amide-dipicolylamine linkage (L) was synthesized and used as a fluorescent receptor for metal cations in water. The receptor dissolved in water with neutral pH shows almost no fluorescence due...
4.
Shiraishi Y, Sumiya S, Manabe K, Hirai T
ACS Appl Mater Interfaces
. 2011 Nov;
3(12):4649-56.
PMID: 22043965
A simple copolymer consisting of N-isopropylacrylamide and coumarin-conjugated spiropyran (CS) units, poly(NIPAM-co-CS), has been synthesized. This polymer enables selective fluorometric detection of cyanide anion (CN(-)) in water at room temperature....
5.
Shiraishi Y, Inoue T, Sumiya S, Hirai T
J Phys Chem A
. 2011 Jul;
115(33):9083-90.
PMID: 21766781
Effects of solvent viscosity on the thermal isomerization properties of a spiropyran derivative have been studied in glycerol, ethylene glycol, 1,4-butanediol, and ionic liquid solutions. Thermal isomerization of the colorless...
6.
Shiraishi Y, Ichimura C, Sumiya S, Hirai T
Chemistry
. 2011 Jun;
17(30):8324-32.
PMID: 21710680
A styrylquinoline dye with a dipicolylamine (DPA) moiety (1) has been synthesized. The dye 1 in acetonitrile demonstrates multicolor fluorescence upon addition of different metal cations. Compound 1 shows a...
7.
Shiraishi Y, Sumiya S, Hirai T
Chem Commun (Camb)
. 2011 Mar;
47(17):4953-5.
PMID: 21431213
A coumarin-spiropyran conjugate (2) shows a CN(-)-selective fluorescence enhancement under UV irradiation. This enables accurate determination of very low levels of CN(-) (>0.5 μM).
8.
Shiraishi Y, Sumiya S, Hirai T
Org Biomol Chem
. 2010 Mar;
8(6):1310-4.
PMID: 20204201
A coumarin-thiourea conjugate (1) behaves as a highly selective fluorescent probe for Hg(2+) in aqueous media. The probe 1 shows selective and quantitative fluorescence decrease upon Hg(2+) addition in aqueous...
9.
Shiraishi Y, Sumiya S, Kohno Y, Hirai T
J Org Chem
. 2008 Oct;
73(21):8571-4.
PMID: 18828632
A rhodamine-cyclen conjugate (1) behaves as a highly sensitive and selective fluorescent chemosensor for Hg(2+). The high emission selectivity is due to the formation of 1-Hg(2+) 1:2 complex leading to...