Title:
RHODAMINE-BASED COLORANT COMPOUND AND PROCESS FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2017/038987
Kind Code:
A1
Abstract:
Provided is a compound which undergoes different changes in hue with one molecule.
The compound has a julolidine structure represented by general formula (1)
(wherein Q and Q1 each represent C(R) or N; R represents a hydrogen atom, a halogen atom, a C1-6 alkyl group, or a carboxyl group, and two R's may be bonded to each other to form a ring; R1 represents a hydrogen atom, a halogen atom, a C1-6 alkyl group, or a carboxyl group, and two R1's may be bonded to each other to form a ring; n is a number of 0-3; and m is a number of 0-3).
Inventors:
MURANAKA ATSUYA (JP)
SHIRASAKI YOSHINAO (JP)
UCHIYAMA MASANOBU (JP)
KAMINO SHINICHIRO (JP)
SHIRASAKI YOSHINAO (JP)
UCHIYAMA MASANOBU (JP)
KAMINO SHINICHIRO (JP)
Application Number:
PCT/JP2016/075850
Publication Date:
March 09, 2017
Filing Date:
September 02, 2016
Export Citation:
Assignee:
RIKEN (JP)
International Classes:
C09B11/28; C07D491/22; C07D493/22; C09K11/06
Foreign References:
| JPS4719799B1 | ||||
| JP2003031273A | 2003-01-31 | |||
| CN104479670A | 2015-04-01 | |||
| JP2009513753A | 2009-04-02 | |||
| JP2009527591A | 2009-07-30 | |||
| JPH107632A | 1998-01-13 | |||
| JP2014005422A | 2014-01-16 | |||
| JP2013523964A | 2013-06-17 | |||
| US8134017B1 | 2012-03-13 |
Other References:
KAMINO, S. ET AL.: "A red-emissive aminobenzopyrano-xanthene dye: elucidation of fluorescence emission mechanisms in solution and in the aggregate state", PHYS. CHEM. CHEM. PHYS., vol. 15, 2013, pages 2131 - 2140, XP055366280
See also references of EP 3345973A4
See also references of EP 3345973A4
Attorney, Agent or Firm:
USHIKI Mamoru (JP)
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