SOLVENT RED 24

First approved in 1962

Details

Stereochemistry	ACHIRAL
Molecular Formula	C24H20N4O
Molecular Weight	380.4418
Optical Activity	NONE
Defined Stereocenters	0 / 0
E/Z Centers	2
Charge	0

SHOW SMILES / InChI

Structure Search

SMILES

CC1=CC=CC=C1\N=N\C2=CC=C(\N=N\C3=C4C=CC=CC4=CC=C3O)C(C)=C2

InChI

InChIKey=RCTGMCJBQGBLKT-PAMTUDGESA-N

InChI=1S/C24H20N4O/c1-16-7-3-6-10-21(16)26-25-19-12-13-22(17(2)15-19)27-28-24-20-9-5-4-8-18(20)11-14-23(24)29/h3-15,29H,1-2H3/b26-25+,28-27+

HIDE SMILES / InChI

Molecular Formula	C24H20N4O
Molecular Weight	380.4418
Charge	0
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	2
Optical Activity	NONE

Description
Sources: https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=37852ed7-ab53-8e33-abe9-5c9f8e176f77

Biebrich scarlet red (scarlet red) an azo dye that has been used to impart color to pharmaceutic preparations. The color produced by the longest waves of the visible spectrum, approximately 630 to 750 nm. In combination with phenol it’s used in veterinary to treat Superficial Wounds, Cuts, Lacerations, Slow Healing Ulcers, Abrasions, Burns, Chafes.

Originator

Approval Year

Conditions

Condition	Modality	Highest Phase	Product
Lacerations 3 Sources: https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=37852ed7-ab53-8e33-abe9-5c9f8e176f77	Palliative	Basic research	RED-KOTE VETERINARY SCARLET RED OIL Approved Use Unknown
Slow healing ulcers 1 Sources: https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=37852ed7-ab53-8e33-abe9-5c9f8e176f77	Palliative	Basic research	RED-KOTE VETERINARY SCARLET RED OIL Approved Use Unknown
Abrasions 1 Sources: https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=37852ed7-ab53-8e33-abe9-5c9f8e176f77	Palliative	Basic research	RED-KOTE VETERINARY SCARLET RED OIL Approved Use Unknown
Burn 40 Sources: https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=37852ed7-ab53-8e33-abe9-5c9f8e176f77	Palliative	Basic research	RED-KOTE VETERINARY SCARLET RED OIL Approved Use Unknown

PubMed

Title	Date	PubMed
The induction of cytochrome P450 1A1 by sudan dyes.	2008-04-18	18418879

Patents

Sample Use Guides

In Vivo Use Guide

for animals: Thoroughly clean and dry wound area. Apply RED-KOTE (Phenol 3.25%, Biebrich Scarlet Red .19%.) morning and night or as required. Thoroughly cleanse and sanitize dauber after each use.

Route of Administration: Topical

In Vitro Use Guide

Unknown

Substance Class	Chemical Created by `admin` on `Mon Mar 31 21:42:20 GMT 2025` Edited by `admin` on `Mon Mar 31 21:42:20 GMT 2025`
Record UNII	I35E9QU96C
Record Status	`Validated (UNII)`
Record Version

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Name

Type

Language

SOLVENT RED 24

Official Name

English

SCARLET RED

Preferred Name

English

SCARLET RED [VANDF]

Common Name

English

OIL RED B

Common Name

English

AKA501

Official Name

English

C.I. 26105

Code

English

FAST OIL RED B

Common Name

English

CI-26105

Code

English

SUDAN IV

Common Name

English

SCARLET OIL

Common Name

English

1-((2-METHYL-4-((2-METHYLPHENYL)AZO)PHENYL)AZO)-2-NAPHTHALENOL

Systematic Name

English

2',3-DIMETHYL-4-(2-HYDROXYNAPHTHYLAZO) AZOBENZENE

Systematic Name

English

SOLVENT RED 24 (SCARLET RED)

Common Name

English

C.I. SOLVENT RED 24

Common Name

English

Scarlet red [WHO-DD]

Common Name

English

2-NAPHTHALENOL, 1-((2-METHYL-4-((2-METHYLPHENYL)AZO)PHENYL)AZO)-

Systematic Name

English

2-NAPHTHOL, 1-(4-O-TOLYLAZO-O-TOLYLAZO)-

Common Name

English

SCARLET RED [MI]

Common Name

English

CI 26105

Common Name

English

GRASAL BRILLIANT RED B

Brand Name

English

SCARLET RED [IARC]

Common Name

English

NSC-10472

Code

English

Code System Code Type Description

NSC

10472