Detail of "2609-88-3"

MSDS Download
CAS Number:
2609-88-3
Name:
Xanthylium,3,6-bis(diethylamino)-9-(2,4-disulfophenyl)-, inner salt
Molecular Structure:
Formula:
C27H30 N2 O7 S2
Molecular Weight:
557.6589
Synonyms:
Ammonium,[6-(diethylamino)-9-(2,4-disulfophenyl)-3H-xanthen-3-ylidene]diethyl-,hydroxide, inner salt (8CI); Xanthylium,3,6-bis(diethylamino)-9-(2,4-disulfophenyl)-, hydroxide, inner salt;[6-(Diethylamino)-9-(2,4-disulfophenyl)-3H-xanthen-3-ylidene]diethylammoniumhydroxide, inner salt (7CI); Neolan Red E-XB 400 FA; SRA-B
EINECS:
220-025-2
Melting Point:
>300 °C(lit.)
Appearance:
GREEN TO BROWN POWDER, CRYSTALS OR CRYSTALLINE POWDER OR red solid
Safety:
S24/25 Details

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Sulforhodamine B

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Phase change ink colorants and phase change inks produced therefrom: Phase change ink colorants and phase change inks produced therefrom. Jaeger, C. Wayne; Sheley, Curtis F. (Tektronix, Inc., USA). 2609-88-3 are also occured in this study. U.S. US 5084099 A 28 Jan 1992, 8 pp. (United States of America). CODEN: USXXAM. CLASS: ICM: C09D011-02. NCL: 106022000. APPLICATION: US 91-716429 17 Jun 1991. DOCUMENT TYPE: Patent CA Section: 42 (Coatings, Inks, and Related Products) The title inks with good thermal stability contain (A) colorants prepd. by reaction of tertiary alkyl primary amines with acid forms of dye chromophores having 31 free acid group and low soly. in ink carriers and (B) ink carriers which are solid at ambient temp. and liq. at elevated temp. Thus, Rhodamine P (a complex colorant) was prepd. from Primene 81R and Neolan red E-XB 400 FA (free acid form of C. I. acid red 52). .