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trans-4-[4-(Dimethylamino)styryl]-1-methylpyridinium iodide

ALDRICH/336408 - Dye content 98 %

Synonym: (E )-4-[4-(Dimethylamino)styryl]-1-methylpyridinium iodide; Pyridinium, 4-[2-[4-(dimethylamino)phenyl]ethenyl]-1-methyl-, iodide,

CAS Number: 68971-03-9
Empirical Formula (Hill Notation): C16H19IN2
Molecular Weight: 366.24
MDL Number: MFCD00031907
Linear Formula: C16H19IN2
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-336408-1G 1 g
 $58.80
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This picture is provided solely for illustration purposes, it may have been created or edited with AI. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 336408-1G

 

λmax 475 nm
composition Dye content, 98%
InChI 1S/C16H19N2.HI/c1-17(2)16-8-6-14(7-9-16)4-5-15-10-12-18(3)13-11-15;/h4-13H,1-3H3;1H/q+1;/p-1
InChI key UJNFDSOJKNOBIA-UHFFFAOYSA-M
mp 254-256 °C (lit.)
Quality Level 100 
SMILES string [I-].[H]C(=C([H])c1cc[n+](C)cc1)c2ccc(cc2)N(C)C
Application: DASP can be used to characterize the fluorescence of zeolite crystals which can further be used in the development of photofunctional materials.
General description: trans-4-[4-(Dimethylamino)styryl]-1-methylpyridinium iodide (DASP) is a hemicyanine dye that can be used as a fluorescence probe. Its fluorescent property can be tuned by adjusting the pH of the solution. It can be photoexcited for internal twisting that forms intermolecular charge transfer state.
General description: trans-4-[4-(dimethylamino)-styryl]-1-methylpyridinium iodide (DASPI) is a hemicyanine dye.
Packaging: 1 g in glass bottle
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-37/39
RIDADR NONH for all modes of transport
WGK Germany WGK 3
mp 254-256 °C (lit.)
UNSPSC 12352103

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