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Sudan IV

CAS 85-83-6C24H20N4OBiochemicals & Reagents

Sudan IV (CAS 85-83-6, C24H20N4O) is a synthetic organic dye known for its fat solubility and vibrant red colour. With a molecular weight of 380.44 g/mol, it is primarily utilised as a lipid stain in biological and histological applications. This dye is crucial for identifying and visualising fat and oil within tissues and cellular structures, aiding in diagnostic and research endeavours.

IUPAC
Biebrich scarlet R fat soluble,Fat Ponceau R or 4,Lipid Crimson,Oil Red IV,Scarlet Red Scharlach,Solvent Red 24,Sudan R or BB
Synonyms
Biebrich scarlet R fat solubleFat Ponceau R or 4Lipid CrimsonOil Red IVScarlet Red ScharlachSolvent Red 24Sudan R or BB
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Sudan IV (C24H20N4O) — chemical structure, CAS 85-83-6; Life Science, fine chemical supplied by Tech Serve Solutions
Biochemicals and ReagentsStains and Dyes
01 /Applications

Histological Staining

Sudan IV is widely employed as a histochemical stain to detect and differentiate lipids, triglycerides, and lipoproteins within biological tissues. Its fat-soluble nature allows for precise visualisation of these substances under microscopy.

Fat and Oil Identification

In research and diagnostic laboratories, Sudan IV serves as an effective reagent for identifying the presence and distribution of fats and oils in various samples. It is particularly useful in evaluating tissue samples for pathological conditions related to lipid metabolism.

Biological Research

This dye is a valuable tool in cell biology and biochemistry research for studying lipid dynamics, cellular structures, and the effects of various treatments on lipid content. It helps researchers to track and quantify lipid accumulation or depletion.

02 /Properties
Molecular weight380.44
Empirical formulaC24H20N4O
Melting point199 °C (dec.)(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation

Precautionary statements

  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xi
Risk statements (R)36/38
Safety statements (S)26-36

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
85-83-6
Beilstein registry
709018
05 /Additional specifications
Colour Index Number26105
06 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

07 /Frequently asked questions

What is Sudan IV used for?

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Sudan IV is primarily used as a lipid stain in histology and biological research to detect and visualise fats and oils within tissues and cells.

What are the CAS number and formula for Sudan IV?

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The CAS number for Sudan IV is 85-83-6, and its molecular formula is C24H20N4O.

What grade and purity does Tech Serve Solutions supply for Sudan IV?

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Tech Serve Solutions supplies Sudan IV typically as a technical or research grade product. We do not represent it as USP, BP, or EP grade unless explicitly stated.

How should Sudan IV be handled safely?

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Sudan IV is a hazardous substance. Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid contact with skin and eyes, and ensure adequate ventilation. Refer to the Safety Data Sheet (SDS) for comprehensive handling instructions.

Is Sudan IV a controlled substance?

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The provided data does not indicate that Sudan IV is a controlled substance.

How is Sudan IV packed and exported by Tech Serve Solutions?

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Tech Serve Solutions carefully packs and exports Sudan IV in compliance with all relevant international shipping regulations to ensure safe and secure delivery worldwide.

How can I request a sample or quote for Sudan IV?

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To request a sample or a quotation for Sudan IV, please contact our sales department through the website or by phone, providing your specific requirements.

Need Sudan IV in a specific grade or volume?