4-(DICYANOMETHYLENE)-2-METHYL-6-(4-DIMETHYLAMINOSTYRYL)-4H-PYRAN

4-(DICYANOMETHYLENE)-2-METHYL-6-(4-DIMETHYLAMINOSTYRYL)-4H-PYRAN, also known as CAS No. 51325-91-8, is a synthetic compound used in the production of various dyes and inks. This compound is a yellow-to-orange crystalline solid and is soluble in organic solvents such as ethanol, dimethyl sulfoxide, and acetonitrile. It has an average molecular weight of 522.434 g/mol and a melting point of 399-400°C.

51325-91-8

Chemical Name:

4-(DICYANOMETHYLENE)-2-METHYL-6-(4-DIMETHYLAMINOSTYRYL)-4H-PYRAN

CAS No:

51325-91-8

Molecular Fomula:

C59H38

Formula Weight:

303.36

Chemical Uses

Description:

CAS No. 51325-91-8, also known as 4-(DICYANOMETHYLENE)-2-METHYL-6-(4-DIMETHYLAMINOSTYRYL)-4H-PYRAN is a synthetic compound used in the production of various dyes and inks. This compound is a yellow-to-orange crystalline solid and is soluble in organic solvents such as ethanol, dimethyl sulfoxide, and acetonitrile. It has an average molecular weight of 522.434 g/mol and a melting point of 399-400°C.

Chemical Properties:

Yellow-to-orange crystalline solid

Uses:

4-(DICYANOMETHYLENE)-2-METHYL-6-(4-DIMETHYLAMINOSTYRYL)-4H-PYRAN is widely used in the textile and printing industries for the production of various dyes and inks. It is an effective and reliable synthetic compound for these applications, as it is non-toxic and highly stable. 

The use of this compound in the textile and printing industries is beneficial in many ways. Firstly, it helps to reduce the cost of production, as it is a more efficient and reliable compound than many other alternatives. Secondly, it also provides better colorfastness and durability of the dyes and inks, which is essential for high-quality printing and textile materials.

Chemical Properties

Chemical name:

4-(DICYANOMETHYLENE)-2-METHYL-6-(4-DIMETHYLAMINOSTYRYL)-4H-PYRAN

Cas No:

51325-91-8

Molecular Formula:

C19H17N3O

Formula Weight:

303.36g/mol

EINECS

257-137-6

Melting point

215-220 °C(lit.)

Boiling point

444.29°C (rough estimate)

Density

1.239

Refractive index

1.5900 (estimate)

Fp

110 °F

storage temp.

Flammables area

Pka

5.46±0.24(Predicted)

Form

Powder or Crystalline Needles

color

Dark red

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Tags: lidene]-; initrile; DCM (merocyanine); (dicyanomethylene)-methyl-(4-dimethylaminostyryl)-4H-pyran; DCM1 , 4-(DicyanoMethylene)-2-Methyl-6-(p-diMethylaMinostyry; [2-[2-[4-(dimethylamino)phenyl]vinyl]-6-methyl-4H-pyran-4-yl…; 4-(DICYANOMETHYLENE)-2-METHYL-6-(4-DIMETHYLAMINOSTYRYL)-4H-PYRAN; 4-(DICYANOMETHYLENE)-2-METHYL-6-(P-DIMETHYLAMINOSTYRYL)-4H-PYRAN; 4-(Dicyanomethylene)-6-[4-(dimethylamino)styryl]-2-methyl-4H-pyran; 2-Methyl-4-(dicyanomethylene)-6-[4-(dimethylamino)styryl]-4H-pyran

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