Xylidine Ponceau
- CAS Number
- 3761-53-3
- HSN Code
- 32049000
- Molecular Formula
- C18H14N2Na2O7S2
- Catalogue Number
- AL01584
- Purity
- Min. 60%
- Molecular Weight
- 480.43 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Xylidine ponceau (M.S., C.I.No.16255) is an azo dye that is primarily utilized as a general biological and histological stain. This compound is notable for its vibrant dark red color and is widely recognized in the field of dye chemistry. With a minimum dye content of 60%, it serves as a reliable reference compound for various staining applications. The molecular structure of xylidine ponceau includes two azo groups, contributing to its stability and color properties, making it a valuable tool in both research and educational settings.
Also known as C.I. 16255, Xylidine Red.
- Catalogue No.
- AL01584
- CAS Number
- 3761-53-3
- Molecular Formula
- C18H14N2Na2O7S2
- Molecular Weight
- 480.43 g/mol
- HSN Code
- 32049000
- Grade
- M.S., C.I.No.16255
- Product Form
- Substance
Xylidine ponceau appears as a dark red powder, characterized by its high solubility in water, which facilitates its use in various staining protocols. The compound has a molecular weight of 480.43 g/mol and a molecular formula of C18H14N2Na2O7S2. It is important to note that the dye exhibits a strong color intensity, which is essential for effective staining in biological samples. The powder form allows for easy handling and preparation of solutions for laboratory use.
- Appearance
- Dark red powder
- Shelf Life
- -
- Packaging
- -
- Storage
- Store in a cool, dry place away from direct sunlight.
1.1 — Product identifier
- Chemical Name
- Xylidine Ponceau
- Catalogue No.
- AL01584
- Product form
- Substance
- CAS Number
- 3761-53-3
- EC Number
- 223-195-0
- Grade
- M.S., C.I.No.16255
- EC Index Number
- Not specified
- Chemical Formula
- C18H14N2Na2O7S2
- HSN Code
- 32049000
- Synonyms
- C.I. 16255, Xylidine Red
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Biological and histological staining
- Uses advised against
- Not specified
1.3 — Details of the supplier of the safety data sheet
- Company identification
- Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.
1.4 — Emergency Contact Details
- Phone / e-Mail
- Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in
2.3 — Other hazards
- Other hazards
- May cause respiratory irritation; avoid inhalation.
3.1 — Substance
- Name
- Xylidine Ponceau
- CAS No.
- 3761-53-3
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If symptoms persist, seek medical attention.
- First-aid measures after skin contact
- Wash with soap and water. If irritation occurs, seek medical attention.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention if irritation persists.
- First-aid measures after ingestion
- Rinse mouth. Do not induce vomiting. Seek medical attention if symptoms occur.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of the respiratory tract, skin, and eyes.
4.3 — Indication of any immediate medical attention and special treatment needed
- General information
- Treat symptomatically. Show this safety data sheet to the treating physician.
5.1 — Extinguishing media
- Suitable extinguishing media
- Water spray, carbon dioxide, dry chemical powder, foam.
- Unsuitable extinguishing media
- Not specified
5.2 — Special hazards arising from the substance or mixture
- Special procedures
- May emit toxic fumes under fire conditions.
5.3 — Advice for firefighters
- Protection during firefighting
- Do not enter fire area without proper protective equipment, including respiratory protection.
6.1.1 — For non-emergency personnel
- Emergency procedures
- Contain spill and collect using appropriate protective equipment.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Use appropriate personal protective equipment and dispose of waste according to local regulations.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Avoid inhalation and contact with skin. Use gloves and a dust mask when handling.
- Hygiene measures
- Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.
7.2 — Conditions for safe storage, including any incompatibilities
- Storage conditions
- Store in a cool, dry place, away from incompatible materials.
8.2 — Exposure controls
- Hand protection
- Protective gloves (e.g. nitrile rubber)
- Eye protection
- Chemical safety goggles or safety glasses
- Skin and body protection
- Wear suitable protective clothing
- Respiratory protection
- Use a dust mask or respirator if dust is generated.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- Dark red
- Odour
- Odourless
- Odour threshold
- Not specified
- pH value
- Not specified
- Relative evaporation rate (butylacetate=1)
- Not specified
- Melting point
- Not specified
- Freezing point
- Not specified
- Boiling point
- Not specified
- Flash point
- Not specified
- Auto-ignition temperature
- Not specified
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Not flammable under normal conditions
- Vapour pressure
- Not specified
- Relative vapour density at 20°C
- Not specified
- Density
- Not specified
- Solubility
- Soluble in water
- Log Pow
- Not specified
- Viscosity, kinematic
- Not specified
- Viscosity, dynamic
- Not specified
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not specified
10.1 — Reactivity
- Reactivity
- Stable under normal conditions.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- No dangerous reactions known under normal conditions of use.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Strong oxidizing agents.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Not classified as acutely toxic.
- Skin corrosion/irritation
- May cause skin irritation.
- Serious eye damage/irritation
- May cause eye irritation.
- Respiratory or skin sensitisation
- Not classified as a sensitizer.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- Not classified as a specific target organ toxicant.
- Specific target organ toxicity (repeated exposure)
- Not classified
12.1 — Toxicity
- Toxicity information
- Not specified
12.2 — Persistence - degradability
- Persistence - degradability
- Not specified
12.3 — Bioaccumulative potential
- Bioaccumulative potential
- Not specified
12.4 — Mobility in soil
- Mobility in soil
- Not specified
12.6 — Other adverse effects
- Environmental precautions
- Not specified
13.1 — Waste treatment methods
- Additional Info
- Dispose of contents/container in accordance with local, regional, national and international regulations.
14.1 — UN number
- UN-No. (ADR)
- Not assigned
- UN-No. (IMDG)
- Not assigned
- UN-No. (IATA)
- Not assigned
- UN-No. (ADN)
- Not assigned
- UN-No. (RID)
- Not assigned
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Not classified as dangerous goods
- Proper Shipping Name (IMDG)
- Not classified as dangerous goods
- Proper Shipping Name (IATA)
- Not classified as dangerous goods
- Proper Shipping Name (ADN)
- Not classified as dangerous goods
- Proper Shipping Name (RID)
- Not classified as dangerous goods
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- Not applicable
14.4 — Packing group
- Packing group (ADR)
- Not applicable
- Packing group (IMDG)
- Not applicable
- Packing group (IATA)
- Not applicable
- Packing group (ADN)
- Not applicable
- Packing group (RID)
- Not applicable
14.5 — Environmental hazards
- Dangerous for the environment
- Not specified
- Marine pollutant
- Not specified
- Other information
- No supplementary information available
15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture
- 15.1.1 EU-Regulations
- Not specified
Xylidine ponceau is extensively used in biological and histological staining, particularly in the preparation of tissue samples for microscopy. It serves as a reference compound in dye-chemistry research, aiding in the development of new staining techniques and methodologies. Additionally, this dye is employed in various educational settings to demonstrate staining principles and techniques. Its applications extend to the textile industry, where it may be used for dyeing fabrics, although its primary use remains in the laboratory environment.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL01584
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 480.43 g/mol
| Test | Standard | Observed |
|---|---|---|
| Description | Brownish red powder | Brownish red powder |
| Absorption maxima in water | About 506 nm | 507 nm |
The above product complies with LR grade
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| M.S. | Min. 60% | Not specified | Not specified | Not specified | Not specified | Soluble in water |
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