4,4'-Diaminodiphenyl ether
- CAS Number
- 101-80-4
- HSN Code
- 29222900
- Molecular Formula
- C12H12N2O
- Catalogue Number
- AL1657
- Purity
- ≥ 98%
- Molecular Weight
- 200.24 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
4-Aminophenyl ether is an aromatic ether.
Also known as 4,4'-Diaminodiphenyl oxide, DAPO.
- Catalogue No.
- AL1657
- CAS Number
- 101-80-4
- Molecular Formula
- C12H12N2O
- Molecular Weight
- 200.24 g/mol
- HSN Code
- 29222900
- Grade
- 98%
- Product Form
- Substance
Melting point: 189 °C (decomposes; Boiling point: >300 °C; Flash point: 219 °C (closed cup); Solubility: Insoluble in water, benzene, carbon tetrachloride and ethanol; soluble in acetone.
- Appearance
- Colorless crystals
- Shelf Life
- 2 years
- Packaging
- Available in: 25 gm plastic bottle, 100 gm plastic bottle
- Storage
- Stable under recommended storage conditions.
1.1 — Product identifier
- Chemical Name
- 4,4'-Diaminodiphenyl ether
- Catalogue No.
- AL1657
- Product form
- Substance
- CAS Number
- 101-80-4
- EC Number
- 202-977-0
- Grade
- 98%
- EC Index Number
- 612-100-00-0
- Chemical Formula
- C12H12N2O
- HSN Code
- 29222900
- Synonyms
- 4,4'-Diaminodiphenyl oxide, DAPO
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Monomer for polyimide 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 toxicity - category 3; Carcinogenicity - category 1B; Germ cell mutagenicity - category 1B; Reproductive toxicity - category 2; Skin sensitisation - category 1; Hazardous to the aquatic environment (chronic) - category 2
- Classification source
- Safe Work Australia HCIS via PubChem CID 7579 - government classification; pictograms and signal word derived from those statements
2.2 — Label elements
- Hazard pictograms
- Acute Toxic, Health Hazard, Environmental Hazard
- Signal word
- Danger
- Hazard statements
- H301: Toxic if swallowed; H311: Toxic in contact with skin; H317: May cause an allergic skin reaction; H331: Toxic if inhaled; H340: May cause genetic defects; H350: May cause cancer; H361f: Suspected of damaging fertility; H411: Toxic to aquatic life with long lasting effects
- Precautionary statements
- P203, P261, P262, P264, P270, P271, P272, P273, P280, P301+P316, P302+P352, P304+P340, P316, P318, P321, P330, P333+P317, P361+P364, P362+P364, P391, P403+P233, P405, P501
2.3 — Other hazards
- Other hazards
- May cause respiratory irritation.
3.1 — Substance
- Name
- 4,4'-Diaminodiphenyl ether
- CAS No.
- 101-80-4
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
- IMMEDIATELY flood affected skin with water while removing and isolating all contaminated clothing. Gently wash all affected skin areas thoroughly with soap and water.
- First-aid measures after eye contact
- First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center.
- First-aid measures after ingestion
- Do not induce vomiting. Rinse mouth and seek medical attention.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Toxic if swallowed, inhaled, or absorbed through skin. May cause skin and eye irritation.
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
- Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
- 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.
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. Wear appropriate protective equipment. Contain and collect spillage.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Collect spillage in suitable containers for disposal. Avoid release to the environment.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Handle in a fume hood. Use gloves and protective eyewear.
- 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
- Stable under recommended storage conditions.
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
- White to pale tan
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 189 °C (decomposes
- Freezing point
- Not applicable
- Boiling point
- >300 °C
- Flash point
- 219 °C (closed cup)
- Auto-ignition temperature
- 490 °C
- Decomposition temperature
- Not applicable
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- 10 mmHg at 464 °F ; 15 mmHg at 482 °F
- Relative vapour density at 20°C
- Not applicable
- Density
- 1.18 g/cm³
- Solubility
- Insoluble in water, benzene, carbon tetrachloride and ethanol; soluble in acetone
- Log Pow
- 1.36
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidising
- Explosive limits
- Not applicable
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
- When heated to decomposition it emits toxic fumes of nitrogen oxides.
11.1 — Information on toxicological effects
- Acute toxicity
- LD50 Rat oral 725 mg/kg; LD50 Rat intragastric 725 (+ or - 50) mg/kg; LD50 Rat ip 365 (+ or - 25) 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
- H340: May cause genetic defects
- Carcinogenicity
- H350: May cause cancer
- Specific target organ toxicity (single exposure)
- Not classified (based on available data)
- Specific target organ toxicity (repeated exposure)
- Not classified (based on available data)
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)
- 2811
- UN-No. (IMDG)
- 2811
- UN-No. (IATA)
- 2811
- UN-No. (ADN)
- 2811
- UN-No. (RID)
- 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
Used as a key monomer in high-temperature-resistant polyimide polymer synthesis research.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL2166C
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 200.24 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | ≥ 98% | 99.5% |
| Moisture Content | ≤ 0.5% | 0.3% |
| Residue on Ignition | ≤ 0.1% | 0.05% |
| Related Substances | None detected | None detected |
The above product is expected to comply with 98% grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 98% | ≥ 98% | m.p. 189 °C (decomposes; b.p. >300 °C | ≤ 0.5% | ≤ 0.1% | None detected | Insoluble in water, benzene, carbon tetrachloride and ethanol; soluble in acetone |
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