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Rhodamine B

Catalog Number
ACM81889-1
CAS
81-88-9
Structure
Synonyms
9-(2-Carboxyphenyl)-3,6-bis(diethylamino)xanthylium chloride
IUPAC Name
[9-(2-Carboxyphenyl)-6-(diethylamino)xanthen-3-ylidene]-diethylazanium;chloride
Molecular Weight
479.01
Molecular Formula
C28H31ClN2O3
Description
Alfa Chemistry offers Rhodamine B products for various research purposes. Please contact us by email if you do not find the specification you are looking for on this page.
Canonical SMILES
CCN(CC)C1=CC2=C(C=C1)C(=C3C=CC(=[N+](CC)CC)C=C3O2)C4=CC=CC=C4C(=O)O.[Cl-]
InChI
InChI=1S/C28H30N2O3.ClH/c1-5-29(6-2)19-13-15-23-25(17-19)33-26-18-20(30(7-3)8-4)14-16-24(26)27(23)21-11-9-10-12-22(21)28(31)32;/h9-18H,5-8H2,1-4H3;1H
InChI Key
PYWVYCXTNDRMGF-UHFFFAOYSA-N
Melting Point
210-211 °C
Flash Point
12ºC
Purity
98%
Density
0.79 g/ml
Solubility
Completely soluble in water very soluble in Alcohol Soluble in Benzene Slightly sol. in Acetone
Appearance
Powder
Application
Applications of xanthene dyes involve optical materials and organic dyes for medical diagnosis research. Several characteristic features of xanthene dyes are large absorption and luminescence, excellent light resistance, low toxicity in-vivo, and relatively high solubility in water.
Storage
-20 °C in the dark
Emission Maximum
568 nm
Excitation Maximum
546 nm

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