Quinhydrone
- CAS Number
- 106-34-3
- HSN Code
- 29420090
- Molecular Formula
- C12H10O4
- Catalogue Number
- AL01285
- Purity
- ≥ 98%
- Molecular Weight
- 218.21 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Quinhydrone AR is an analytical reagent known for its high purity and precision in analytical applications. With a molecular formula of C12H10O4 and a molecular weight of 218.21 g/mol, this compound is primarily utilized in electrochemistry as a redox reference standard. Its stringent purity control makes it suitable for sensitive analytical procedures, ensuring reliable and reproducible results. Quinhydrone is notable for its role in the study of redox reactions and is often employed in various electrochemical experiments and calibrations.
Also known as 1,4-Dihydroxy-2,3-dimethyl-9,10-anthraquinone.
- Catalogue No.
- AL01285
- CAS Number
- 106-34-3
- Molecular Formula
- C12H10O4
- Molecular Weight
- 218.21 g/mol
- HSN Code
- 29420090
- Grade
- AR grade
- Product Form
- Substance
Quinhydrone AR appears as a dark green to black crystalline solid, which is indicative of its chemical structure and properties. It has a melting point of approximately 130-132 °C, and its boiling point is around 300 °C. The compound is sparingly soluble in water but soluble in organic solvents such as ethanol and acetone. Its density is approximately 1.3 g/cm³, and it has a relatively low vapor pressure, making it stable under standard laboratory conditions. The compound has a characteristic odor, although it is not typically strong enough to be a significant hazard.
- Appearance
- Dark green to black crystalline solid
- Shelf Life
- 2 years
- Packaging
- 100 g in glass bottle
- Storage
- Store in a cool, dry place, away from light.
1.1 — Product identifier
- Chemical Name
- Quinhydrone
- Catalogue No.
- AL01285
- Product form
- Substance
- CAS Number
- 106-34-3
- EC Number
- 203-580-7
- Grade
- AR grade
- EC Index Number
- Not specified
- Chemical Formula
- C12H10O4
- HSN Code
- 29420090
- Synonyms
- 1,4-Dihydroxy-2,3-dimethyl-9,10-anthraquinone
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Analytical reagent, redox reference standard
- 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
- Toxic; may cause harm to aquatic life.
3.1 — Substance
- Name
- Quinhydrone
- CAS No.
- 106-34-3
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. If irritation persists, seek medical attention.
- First-aid measures after ingestion
- Do not induce vomiting. Rinse mouth and seek medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Symptoms of exposure may include headache, dizziness, and respiratory distress.
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
- Toxic fumes may be released in a fire. Use appropriate fire-fighting measures.
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
- Evacuate area and ventilate. Wear appropriate protective equipment.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Contain spill and collect using suitable absorbent material. Dispose of in accordance with local regulations.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Handle with gloves and avoid contact with skin and eyes. Use in a well-ventilated area.
- 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 appropriate respiratory protection if ventilation is inadequate.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- Dark green to black
- Odour
- Slightly aromatic
- Odour threshold
- Not specified
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 130-132 °C
- Freezing point
- Not applicable
- Boiling point
- 300 °C
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Not specified
- Flammability (solid, gas)
- Not flammable under normal conditions
- Vapour pressure
- Low
- Relative vapour density at 20°C
- Not applicable
- Density
- 1.3 g/cm³
- Solubility
- Sparingly soluble in water, soluble in ethanol and acetone
- Log Pow
- Not specified
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Stable under normal conditions, but may react with strong oxidizing agents.
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 oxidizers, strong acids.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Toxic if swallowed or inhaled; may cause skin and eye irritation.
- Skin corrosion/irritation
- Causes skin irritation.
- Serious eye damage/irritation
- Causes serious eye irritation.
- Respiratory or skin sensitisation
- May cause allergic skin reaction.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- May cause respiratory irritation.
- 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)
- UN 2811
- UN-No. (IMDG)
- UN 2811
- UN-No. (IATA)
- UN 2811
- UN-No. (ADN)
- UN 2811
- UN-No. (RID)
- UN 2811
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Toxic solid, organic, n.o.s.
- Proper Shipping Name (IMDG)
- Toxic solid, organic, n.o.s.
- Proper Shipping Name (IATA)
- Toxic solid, organic, n.o.s.
- Proper Shipping Name (ADN)
- Toxic solid, organic, n.o.s.
- Proper Shipping Name (RID)
- Toxic solid, organic, n.o.s.
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 6.1
14.4 — Packing group
- Packing group (ADR)
- III
- Packing group (IMDG)
- III
- Packing group (IATA)
- III
- Packing group (ADN)
- III
- Packing group (RID)
- III
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
Quinhydrone AR is primarily used in electrochemistry as a redox reference standard, which is crucial for calibrating electrochemical sensors and instruments. It is widely utilized in research settings for studying redox reactions, particularly in the development of new electrochemical methods and materials. Additionally, quinhydrone can be employed in the analysis of various substances in pharmaceutical and environmental chemistry, where precise measurements are essential. Its applications extend to educational laboratories for teaching electrochemical principles and techniques.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL01285
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 218.21 g/mol
| Test | Standard | Observed |
|---|---|---|
| Description | Black colored powder | Black colored powder |
| Melting point | 170 to 172°C | 171°C |
| Suitability for use in pH determinations | Passes test | Passes test |
| Alcohol insoluble matter | <0.01% | <0.01% |
| Sulphated ash | <0.1% | 0.09% |
| Copper (Cu) | <0.0025% | 0.001% |
| Iron (Fe) | <0.02% | <0.02% |
| Lead (Pb) | <0.0025% | 0.001% |
The above product complies with AR grade
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| AR grade | ≥ 98% | 130-132 °C | ≤ 0.5% | ≤ 0.1% | None detected | Sparingly soluble in water, soluble in ethanol and acetone |
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