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42189-56-0

Name N-(1-PYRENYL)MALEIMIDE
CAS 42189-56-0
EINECS(EC#) 255-702-1
Molecular Formula C20H11NO2
MDL Number MFCD00049301
Molecular Weight 297.31
MOL File 42189-56-0.mol
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Chemical Properties

Appearance Yellow Solid
Melting point  235-237 °C(lit.)
Boiling point  438.82°C (rough estimate)
density  1.2310 (rough estimate)
refractive index  1.5180 (estimate)
storage temp.  Refrigerator
solubility  Soluble in chloroform, N,Ndimethylformamide, dimethyl sulfoxide, ethanol, methanol
form  Solid
pka –1.21±0.20, most basic, temperature: 25°C
color  Yellow needles;Gold needles
Usage A fluorescent sulfhydryl reagent that can form excited-state dimers which emit at longer wavelenghts than the lone excited fluorophore.
λmax 338nm, 325nm (MeOH)
BRN  1542661
Biological Applications Analyzing molecular aspects of muscle contraction; detecting nucleic acids, proteins; determining/evaluating cell activity; diagnosing/treating Parkinson’s disease; monitoring/studying ribosomal structure and conformation; studying nicotinic acetylcholine receptor (AChR) structure; sulfhydryl reagent
Major Application Dendrimers; dye functionalized single-wall carbon nanotube (SWNT) conjugated polymer devices; photovoltaic cells; polymer-coated gold electrodes; fluorescent polymers; radio-fluorogenic gel; in sequencecontrolled polymerizations; rubber
CAS DataBase Reference 42189-56-0(CAS DataBase Reference)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
WGK Germany  1
F  8-10-21
HS Code  29251900

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