Products 1320-06-5

CAS 1320-06-5 appears in our catalog under these names: Oil red o, 98%, Oil Red O/ 97%, Oil Red O, Oil Red O , Oil Red O (C.I. 26125), 0.5% in propylene glycol. Offered by: Combi-blocks, TargetMol, GLPBio, Thermo Scientific (Alfa Aesar), Chemat. Available pack sizes: 25g, 100g, 1g, 5g, 2g, 100mg, 100ml, 250ml.

Oil red o, 98%
Combi-blocks
  • size: 25g, 100g, 1g, 5g
  • Variants: 4
View product
Oil Red O/ 97%
TargetMol
  • size: 2g
  • Variants: 1
from 405.71
View product
Oil Red O
GLPBio
  • size: 100mg
  • Variants: 1
from 676.61
View product
Oil Red O
Thermo Scientific (Alfa Aesar), MedChemExpress
  • size: 25g, 100g, 25 g
  • Variants: 3
from 141.65
View product
Oil Red O (C.I. 26125), 0.5% in propylene glycol
Chemat
  • size: 100ml, 250ml
  • Variants: 2
from 1044.49
View product
Oil Red O, biological stain
Thermo Scientific (Acros)
  • size: 25g, 100g
  • Variants: 2
from 190.21
View product
Oil Red O (C.I. 26125), 0.5% in isopropanol
Chemat
  • size: 250ml, 500ml
  • Variants: 2
from 283.32
View product
Oil Red O (C.I. 26125), 75.00%
Chemat
  • size: 100g, 25g
  • Variants: 2
from 128.52
View product
1-((4-((2,5-Dimethylphenyl)diazenyl)-2,5-dimethylphenyl)diazenyl)naphthalen-2-ol
Chemat
  • size: 25g, 100g
  • Variants: 2
from 88.40
View product
Oil red O (C.I. 26125), extra pure, 25 g, glass
Roth
  • size: 25g
  • Variants: 1
from 115.63
View product
Oil red O (C.I. 26125), extra pure, 100 g, glass
Roth
  • size: 100g
  • Variants: 1
from 280.81
View product
Oil Red O, BS
Fluorochem
  • size: 25g, 100g, 500g
  • Variants: 3
from 117.68
View product
Structural formula: {0} (CAS {1})

Oil red O is a bis(azo) compound that is 2-naphthol substituted at position 1 by a {4-[(2,5-dimethylphenyl)diazenyl]-2,5-dimethylphenyl}diazenyl group. A fat-soluble dye predominantly used for demonstrating triglycerides in frozen sections and for staining of protein bound lipids in paraffin sections. It has a role as a histological dye. It is a member of azobenzenes, a member of naphthols and a bis(azo) compound. It is functionally related to a 2-naphthol.

Source: ChEBI

Identity
Molecular formulaC26H24N4O
Molecular weight408.5 g/mol
IUPAC name1-[[4-[(2,5-dimethylphenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]naphthalen-2-ol
InChIKeyNPGIHFRTRXVWOY-UHFFFAOYSA-N
SMILESCC1=CC(=C(C=C1)C)N=NC2=C(C=C(C(=C2)C)N=NC3=C(C=CC4=CC=CC=C43)O)C

Computed by PubChem (NCBI)

Synonyms: Solvent Red 27, 1-((4-((2,5-Dimethylphenyl)diazenyl)-2,5-dimethylphenyl)diazenyl)naphthalen-2-ol, Sudan Red 5B, 1-(2,5-Dimethyl-4-(2,5-dimethylphenylazo)phenylazo)-2-naphthol, 1-[2,5-Dimethyl-4-(2,5-dimethylphenylazo)phenylazo]-2-naphthol, 1-[[4-[(2,5-dimethylphenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]naphthalen-2-ol, 1-([4-(Xylylazo)xylyl]azo)-2-naphthol, 1-[(4-{Xylylazo}xylyl)azo]-2-naphthol, 1-({4-[(2,5-dimethylphenyl)diazenyl]-2,5-dimethylphenyl}diazenyl)naphthalen-2-ol, starbld0000918