LDS 698

Synonym: [2-[4-[4-(dimethylamino)phenyl]-1,3-butadienyl]-1-ethylpyridinium monoperchlorate; Pyridine 1

Catalog No.: 06980

CAS No.: 87004-02-2

Chemical Formula: C19H23N2.ClO4 Molecular Weight: 378.85 Appearance: Purple needles

Molar Absorptivity (in methanol): 4.23 x 10 4 L mole -1 cm-1

Structure:

ClO4 -

CH)2 N(CH3 )2 N

+ (CH C2H5 Lasing Wavelength Max. Range Pump Source Concentration Abs Fl (nm) (nm) (nm) Solvent (molar) -max -max

690 645-730 Nd:YAG(532)

5

Ethanol 1.5 x 10

-3

(osc), 476

m 668

m

5.8 x 10

-5

(amp) 692 659-732 Nd:YAG(532) 110 Methanol 3 x 10 -4

692 667-720 Nd:YAG(532) 239 Ethanol 6.6 x 10 -4 693 661-740 Nd:YAG(532)

53

Methanol 2 x 10

-4

(osc), 5 x 10

-5

(amp) 693 664-755 Nd:YAG(355) 110 Methanol 1 x 10 -3 693 664-722 Nd:YAG(355) 239 Ethanol 1.2 x 10 -3 695 658-738 Nd:YAG(side-p,532)

57

Methanol 6 x 10

-4

(osc), 3 x 10

-4

(amp) 695 658-738 Nd:YAG(end-p,532)

57

Methanol 6 x 10

-4

(osc), 7.7 x 10

-5

(amp) 695 660-730 Nd:YAG(d,m-l,QS)

168

709 688-740 Nd:YAG(532)

113

DMSO 6.6 x 10

-4

(osc), 3.2 x 10

-4

(amp) 690 678-728 N2(337) 183 Methanol 11.2mg/20ml 718 675-750 N2 (337)

144

DMSO 707 670-778 Ar

127b

PC/EG 673-733 Ar(m-l,514)

136

PC/EG,15/85 1.8 x 10

-3

726 688-808 Ar(458-514)

17

PC/EG,15/85 1.2 x 10

-3

684 661-724 Cu(511,578)

175

Methanol 3.1 x 10

-3

DMSO = Dimethylsulfoxide; EG = Ethylene Glycol; PC = Propylene Carbonate; m = Methanol

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REFERENCES:

5. Laser Photonics, Inc., 12351 Research Parkway, Orlando, FL 32826, formerly, Molectron Corporation and Cooper LaserSonics, Inc. 17. Spectra-Physics, 1250 W. Middlefield Road, Mountain View, CA 94039 53. Continuum, 3150 Central Expressway, Santa Clara, CA 95051, formerly, Quantel International 57. Quanta-Ray, Note: Quanta-Ray is now incorporated as a part of Spectra-Physics, 1250 W. Middlefield Road, Mountain View, CA 94039 110. Lumonics Inc., 105 Schneider Road, Kanata, (Ottawa), Ontario, Canada K2K 1Y3 113. R.G. Hulet, private commun., 1982 127. a. Cw Operation of Laser Dyes Styryl-9 and Styryl-11, J. Hoffnagle, L. Ph. Roesch, N. Schlumpf and A. Weis, Optics Commun., 42, 267 (1982); b. K. Kato, see Reference 5 in 127 a ; c. K. Kato, unpublished results 136. High Efficiency Picosecond Pulse Generation in the 675-930nm Region from a Dye Laser Synchronously Pumped by an ArgonIon Laser, P. Bado, C. Dupuy, K.R. Wilson, R. Boggy, J. Bowen and S. Westra, Optic Commun., 46(3,4), 241 (1983) 144. Nitrogen Pumped LDS 698, D.M. Friedrich, private commun., 1985 168. Simple Picosecond Dye Laser System Pumped by a Frequency Doubled, Optically Compressed Q-Switched Mode-Locked Nd:YAG Laser, A.S.L. Gomes and J.R. Taylor, Optics Commun., 55(6), 435 (1985) 175. CVL-Pumped Dye Laser For Spectroscopic Application, M. Broyer, J. Chevaleyre, G. Delacretaz and L. Wöste, App. Phys. B, 35, 31 (1984) 183. Thermo Laser Science, 26 Landsdowne Street, Cambridge, MA 02139 239. P. Jauernik, private commun., Sirah Laser- und Plasmatechnik, 2003. For a current list of biology, biological stain, or biochemistry references for LDS 698 from PubMed, click on the following link: