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Home > Encyclopedia > C.I. Solvent Red 27

C.I. Solvent Red 27

C.I. Solvent Red 27 structure

C.I. Solvent Red 27 

structure
  • CAS No:

    1320-06-5

  • Formula:

    C26H24N4O

  • Chemical Name:

    C.I. Solvent Red 27

  • Synonyms:

    2-Naphthalenol,1-[2-[4-[2-(dimethylphenyl)diazenyl]dimethylphenyl]diazenyl]-;C.I. Solvent Red 27;2-Naphthalenol,1-[[4-[(dimethylphenyl)azo]dimethylphenyl]azo]-;Oil Red O;1-[2-[4-[2-(Dimethylphenyl)diazenyl]dimethylphenyl]diazenyl]-2-naphthalenol;C.I. 26125;Oil Red OS;D and C Red No. 18;Oil Red 6B;Oil Red 5B;Orient Oil Red 5B;Fat Red 5B;Red OS;SOT Red 2;Aizen SOT Red 2;Solvent Red 27;Fat Red 5B02;Oil Red 5303;Oil Red 5B Special;8004-57-7;29063-38-5;50926-91-5;59459-22-2;86003-57-8

  • Categories:

    Dyes and Pigments  >  Dye

C.I. Solvent Red 27 Basic Attributes

408.49

408.195007

3491382

215-295-3

32041900

Characteristics

69.67000

7.58

Red to dark greenish-brown powder

1.2±0.1 g/cm3

120 °C (dec.)(lit.)

638.8±55.0 °C at 760 mmHg

103℃

1.631

soluble in ethanol:chloroform (1:1). Insoluble in water.

Store at RT.

6.46E-17mmHg at 25°C

Safety Information

UN1219 - class 3 - PG 2 - Isopropanol, solution

3

36/37/38-67-36-11

22-24/25-26-16-7

F,Xi

Stable under normal temperatures and pressures.

P210-P261-P305 + P351 + P338

H225-H319-H336

C.I. Solvent Red 27 Use and Manufacturing

1-[2-[4-[2-(Dimethylphenyl)diazenyl]dimethylphenyl]diazenyl]-2-naphthalenol is most commonly known as Oil Red O, a fat-soluble diazo dye used for the staining of neutral triglycerides, lipids and lipoproteins of particular cells in culture or in tissue.

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