Oil Red O

CAT: 0024-sc-203749ASize: 100 gDry Ice: NoHazardous: No

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CAT#:0024-sc-203749ASize:100 g

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CAS Number

1320-06-5

Chemical Information

1-[2-[4-[2-(2,5-Dimethylphenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]-2-naphthalenol

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.

CAS Number	1320-06-5
PubChem CID	2724054
IUPAC Name	1-[[4-[(2,5-dimethylphenyl)diazenyl]-2,5-dimethylphenyl]diazenyl]naphthalen-2-ol
Molecular Formula	C26H24N4O
Molecular Weight	408.5
XLogP	7.8
Topological Polar Surface Area	69.7
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	4
Heavy Atom Count	31
Formal Charge	0
Complexity	637

SMILES

CC1=CC(=C(C=C1)C)N=NC2=C(C=C(C(=C2)C)N=NC3=C(C=CC4=CC=CC=C43)O)C

InChI

InChI=1S/C26H24N4O/c1-16-9-10-17(2)22(13-16)27-28-23-14-19(4)24(15-18(23)3)29-30-26-21-8-6-5-7-20(21)11-12-25(26)31/h5-15,31H,1-4H3

InChIKey

NPGIHFRTRXVWOY-UHFFFAOYSA-N

Chemical Structure

2D Structure

CAS: 1320-06-5

CID: 2724054

Formula: C26H24N4O

MW: 408.5

Interactive 3D Structure

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View on PubChem Raw 3D data

Computed Properties

Property	Value
Molecular Weight	408.5
XLogP3	7.8
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	4
Exact Mass	408.19501140
Monoisotopic Mass	408.19501140
Topological Polar Surface Area	69.7 Å²
Heavy Atom Count	31
Formal Charge	0
Complexity	637
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
Covalently-Bonded Unit Count	1
Compound Is Canonicalized	Yes

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