Phenothiazine
- CAS Number
- 92-84-2
- HSN Code
- 29343000
- Molecular Formula
- C12H9NS
- Catalogue Number
- AL3475
- Purity
- ≥ 97%
- Molecular Weight
- 199.27 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
10H-phenothiazine is the 10H-tautomer of phenothiazine. It has a role as a ferroptosis inhibitor, a radical scavenger and a plant metabolite.
Also known as Thiodiphenylamine.
- Catalogue No.
- AL3475
- CAS Number
- 92-84-2
- Molecular Formula
- C12H9NS
- Molecular Weight
- 199.27 g/mol
- HSN Code
- 29343000
- Grade
- 97% Extra Pure
- Product Form
- Substance
Melting point: 185.1 °C; Boiling point: 371 °C @ 760 MM HG; Flash point: 202 °C; Density: 1.34 g/cm³; Solubility: less than 1 mg/mL at 68 °F.
- Appearance
- Phenothiazine is a light green to steel-blue powder
- Shelf Life
- 2 years
- Packaging
- Available in: 100 gm plastic bottle, 500 gm plastic bottle
- Storage
- Separated from strong oxidants and strong acids. Store in an area without drain or sewer access. Provision to contain effluent from fire extinguishing.
1.1 — Product identifier
- Chemical Name
- Phenothiazine
- Catalogue No.
- AL3475
- Product form
- Substance
- CAS Number
- 92-84-2
- EC Number
- 202-196-5
- Grade
- 97% Extra Pure
- EC Index Number
- 612-051-00-5
- Chemical Formula
- C12H9NS
- HSN Code
- 29343000
- Synonyms
- Thiodiphenylamine
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used in pharmaceutical research and as an intermediate in organic synthesis.
- 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
2.1 — Classification of the substance or mixture
- Classification according to Regulation (EC) No 1272/2008
- Acute Tox. 4; Skin Sens. 1; STOT RE 2; Aquatic Chronic 3
- Classification source
- ECHA C&L Inventory via PubChem CID 7108 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Irritant, Health Hazard
- Signal word
- Warning
- Hazard statements
- H302: Harmful if swallowed; H317: May cause an allergic skin reaction; H373: May causes damage to organs through prolonged or repeated exposure; H412: Harmful to aquatic life with long lasting effects
2.3 — Other hazards
- Other hazards
- May cause skin and eye irritation.
3.1 — Substance
- Name
- Phenothiazine
- CAS No.
- 92-84-2
4.1 — Description of first aid measures
- First-aid measures after inhalation
- If this chemical has been inhaled, remove the exposed person to fresh air at once. If breathing has stopped, perform artificial respiration. Keep the person warm and at rest.
- First-aid measures after skin contact
- If this chemical contacts the skin, promptly wash the contaminated skin with soap and water. If this chemical penetrates the clothing, promptly remove the clothing and wash the skin with soap and water. Get medical attention promptly.
- First-aid measures after eye contact
- If this chemical contacts the eyes, immediately wash (irrigate) the eyes with large amounts of water, occasionally lifting the lower and upper lids. Get medical attention immediately.
- First-aid measures after ingestion
- If this chemical has been swallowed, get medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of skin, eyes, and respiratory tract.
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
- Combustible material; may produce toxic fumes when burned.
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 inert absorbent material. Dispose of in accordance with local regulations.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- 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
- Separated from strong oxidants and strong acids. Store in an area without drain or sewer access. Provision to contain effluent from fire extinguishing.
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
- Pale yellow to green
- Odour
- Slightly aromatic
- Odour threshold
- No data available
- pH value
- No data available
- Relative evaporation rate (butylacetate=1)
- No data available
- Melting point
- 185.1 °C
- Freezing point
- No data available
- Boiling point
- 371 °C @ 760 MM HG
- Flash point
- 202 °C
- Auto-ignition temperature
- 471 °C
- Decomposition temperature
- No data available
- Flammability (solid, gas)
- Combustible
- Vapour pressure
- 0 mmHg (approx)
- Relative vapour density at 20°C
- No data available
- Density
- 1.34 g/cm³
- Solubility
- less than 1 mg/mL at 68 °F
- Log Pow
- 4.15
- Viscosity, kinematic
- No data available
- Viscosity, dynamic
- No data available
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidising
- Explosive limits
- No data available
10.1 — Reactivity
- Reactivity
- Stable under normal conditions. Avoid strong oxidizing agents.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- Decomposes on heating and on contact with strong acids. This produces toxic and irritating fumes including nitrogen oxides and sulfur oxides. Reacts violently with strong oxidants.
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, strong acids.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Rat oral 5000 mg/kg.
- Skin corrosion/irritation
- Not classified (based on available data)
- Serious eye damage/irritation
- Not classified (based on available data)
- Respiratory or skin sensitisation
- H317: May cause an allergic skin reaction
- Germ cell mutagenicity
- Not classified (based on available data)
- Carcinogenicity
- Not classified (based on available data)
- Specific target organ toxicity (single exposure)
- Not classified (based on available data)
- Specific target organ toxicity (repeated exposure)
- H373: May causes damage to organs through prolonged or repeated exposure
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)
- 3077
- UN-No. (IMDG)
- 3077
- UN-No. (IATA)
- 3077
- UN-No. (ADN)
- 3077
- UN-No. (RID)
- 3077
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Environmentally hazardous substance, solid
- Proper Shipping Name (IMDG)
- Environmentally hazardous substance, solid
- Proper Shipping Name (IATA)
- Environmentally hazardous substance, solid
- Proper Shipping Name (ADN)
- Environmentally hazardous substance, solid
- Proper Shipping Name (RID)
- Environmentally hazardous substance, solid
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 9
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
Used as a reference compound in phenothiazine-class antipsychotic drug research and as an antioxidant intermediate.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1165B
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 199.27 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 97% | 98.5% |
| Melting Point | -3 °C | -2.8 °C |
| Moisture Content | ≤ 0.5% | 0.3% |
| Residue on Ignition | ≤ 0.1% | 0.05% |
| Related Substances | No more than 1% of any single impurity | 0.8% |
| Solubility | Sparingly soluble in water, soluble in ethanol and chloroform | Soluble in ethanol, insoluble in water. |
The above product is expected to comply with 97% Extra Pure grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 97% Extra Pure | ≥ 97% | m.p. 185.1 °C; b.p. 371 °C @ 760 MM HG | ≤ 0.5% | ≤ 0.1% | No more than 1% of any single impurity | less than 1 mg/mL at 68 °F |
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