Molekula
4,4'-Methylenedianiline
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
4,4'-Methylenedianiline (MDA) is an aromatic diamine widely used in the production of polyurethane foams, epoxy resins, and polyamide plastics. It serves as a key curing agent and intermediate in industrial polymer synthesis. This chemical has a CAS number of 101-77-9, a molecular formula of C13H14N2, and a molecular weight of 198.26. It should be stored at ambient conditions but handled with caution, as it carries a Danger signal word. Molekula supplies 4,4'-Methylenedianiline from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to light yellow powder |
| Melting Point | More than 87 °C |
| Identification | Conforms to reference |
| Assay | Min 99% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 220 °C |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Plates or needles (water); plates (benzene) |
| Odour | Faint, amine-like odor |
| Melting Point | 92.5 °C |
| Boiling Point | 398 °C |
| Density | 1.070 g/cm³ at 103 °C |
| Water Solubility | 1 g/L at 25 °C |
| Vapour Pressure | 133 Pa at 197 °C |
| log P (octanol/water) | 1.59 |
Source: PubChem CID 7577 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 27282301 |
| CAS Number | 101-77-9 |
| IUPAC Name | 4-[(4-aminophenyl)methyl]aniline |
| EC Number | 202-974-4 |
| Molecular Formula | C13H14N2 |
| Molecular Weight | 198.26 |
| Exact Mass | 198.1157 |
| SMILES | C1=CC(=CC=C1CC2=CC=C(C=C2)N)N |
| InChIKey | YBRVSVVVWCFQMG-UHFFFAOYSA-N |
| InChI | InChI=1S/C13H14N2/c14-12-5-1-10(2-6-12)9-11-3-7-13(15)8-4-11/h1-8H,9,14-15H2 |
| PubChem CID | 7577 |
| UN Number | UN2651 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2921593000 |
| Tariff Code | 2921599075 |
Safety & GHS
-
Toxic
GHS06
-
Serious Health Hazard
GHS08
-
Hazardous to the Environment
GHS09
Hazard statements
- H301 + H311 Toxic if swallowed or in contact with skin
- H317 May cause an allergic skin reaction
- H341 Suspected of causing genetic defects
- H350 May cause cancer
- H370 Causes damage to organs
- H373 May cause damage to organs through prolonged or repeated exposure
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 4-[(4-aminophenyl)methyl]aniline
- Bis(4-aminophenyl)methane
- Curithane
- Dadpm
- Dianilinemethane
- Dianilinomethane
- Epicure DDM
- Epikure DDM
- Methylenedianiline
- p,p'-Methylenedianiline
Frequently asked questions
What is 4,4'-Methylenedianiline (MDA) commonly used for?
4,4'-Methylenedianiline is primarily used in the production of polyurethane foams, epoxy resins, and polyimide resins.
What is the chemical formula and molecular weight of 4,4'-Methylenedianiline?
The chemical formula is C₁₃H₁₄N₂, and the molecular weight is 198.26 g/mol.
What safety classification does 4,4'-Methylenedianiline have?
The product is classified with the signal word 'Danger' due to its hazardous properties, including toxicity if swallowed or in contact with skin, skin sensitisation, carcinogenicity, suspected mutagenicity, organ toxicity and toxicity to aquatic life.
How should 4,4'-Methylenedianiline be stored?
Store in a cool, dry place at ambient temperature, away from incompatible substances and moisture.
Does Molekula supply 4,4'-Methylenedianiline in bulk quantities?
Yes, we offer bulk quantities of 4,4'-Methylenedianiline to meet industrial and large-scale production needs.
What documentation is provided with an order of 4,4'-Methylenedianiline?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a product specification sheet.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.