5,6-diamino-3',6'-bis(diethylamino)spiro[2-benzofuran-3,9'-xanthene]-1-one

Names

[ Name ]:
5,6-diamino-3',6'-bis(diethylamino)spiro[2-benzofuran-3,9'-xanthene]-1-one

[Synonym ]:
5,6-Diamino-rhodamine B
5,6-Diamino-N,N,N',N'-tetraethyl-rhodamin
5,6-Diamino-N,N,N',N'-tetraethylrhodamine
DAR-2

Chemical & Physical Properties

[ Density]:
1.31g/cm3

[ Boiling Point ]:
736.6ºC at 760 mmHg

[ Molecular Formula ]:
C₂₈H₃₂N₄O₃

[ Molecular Weight ]:
472.57900

[ Flash Point ]:
399.3ºC

[ Exact Mass ]:
472.24700

[ PSA ]:
94.05000

[ LogP ]:
6.27380

[ Vapour Pressure ]:
1.47E-21mmHg at 25°C

[ Index of Refraction ]:
1.684

MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ RIDADR ]:
NONH for all modes of transport

Articles

Bioimaging of nitric oxide with fluorescent indicators based on the rhodamine chromophore.

Anal. Chem. 73 , 1967, (2001)

Diaminofluoresceins are widely used for detection and imaging of nitric oxide (NO), but for biological applications, they have the disadvantages that the fluorescence of the fluorescein chromophore is...

H. Kojima et al.

Tetrahedron Lett. 41 , 69, (2000)