Home > Name List By 2 > 2-[2-[2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene] propanedinitrile

CAS No 51325-91-8 , 2-[2-[2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene]
propanedinitrile

  • Name: 2-[2-[2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene]
    propanedinitrile
  • Synonyms: EINECS 257-137-6;51325-91-8;2-[2-[2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene]
    propanedinitrile; 4-(Dicyanomethylene)-2-methyl-6-(4-dimethylaminostyryl)-4H-pyran;
  • CAS Registry Number:
  • Transport: UN 3175
  • Melting Point: 215-220 ºC (LIT.)
  • Flash Point: 43 ºC
  • Boiling Point: 446.9°Cat760mmHg
  • Density: 1.239
  • Refractive index: 1.689
  • Safety Statements: R10;R11;R20/21/22;R36/37/38
  • Hazard Symbols: Xn: Harmful;F: Flammable;
  • Flash Point: 43 ºC
  • EINECS: 257-137-6
  • Molecular Weight: 303.35778
  • InchiKey: YLYPIBBGWLKELC-UHFFFAOYSA-N
  • InChI: InChI=1S/C19H17N3O/c1-14-10-16(17(12-20)13-21)11-19(23-14)9-6-15-4-7-18
    (8-5-15)22(2)3/h4-11H,1-3H3
  • Risk Statements: S16;S26;S36/37;S7/9
  • Molecular Formula: C19H17N3O
  • Molecular Structure:CAS No:51325-91-8 2-[2-[2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene]<br />propanedinitrile

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51325-91-8 Propanedinitrile,2-[2-[2-[4-(dimethylamino)phenyl]ethenyl]-6-methyl-4H-pyran-4-ylidene]-

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51325-91-8 4-(DICYANOMETHYLENE)-2-METHYL-6-(4-DIMETHYLAMINOSTYRYL)-4H-PYRAN

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References of 2-[2-[2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene]
propanedinitrile
Title: DCM
CAS Registry Number: 51325-91-8
CAS Name: [2-[2-[4-(Dimethylamino)phenyl]ethenyl]-6-methyl-4H-pyran-4-ylidene]propanedinitrile
Synonyms: 4-dicyanomethylene-2-methyl-6-p-dimethylaminostyryl-4H-pyran
Molecular Formula: C19H17N3O
Molecular Weight: 303.36
Percent Composition: C 75.23%, H 5.65%, N 13.85%, O 5.27%
Literature References: Laser dye characterized by a broad tuning range. Prepn: F. G. Webster, W. C. McColgin, FR 2156723; eidem, US 3852683 (1973, 1974 both to Eastman Kodak); P. R. Hammond, Opt. Commun. 29, 331 (1979). Fluorescence lifetime measurements of cis/trans isomers: M. Meyer et al., Chem. Phys. Lett. 150, 484 (1988). Photophysical properties and consequences for use: J.-C. Mialocq, M. Meyer, Laser Chem. 10, 277 (1990). Transient spectra: S. A. Kovalenko et al., Chem. Phys. Lett. 258, 445 (1996). Use in polyimide systems for electro-optic devices: S. Ermer et al., Appl. Phys. Lett. 61, 2272 (1992); in chemical actinometers: J.-C. Mialocq et al., J. Photochem. Photobiol. A 69, 351 (1993).
Properties: Dark brown plates from benzene, mp 210-212°.
Melting point: mp 210-212°
Use: Laser dye.