Definition
US FDA substance register · UNII AS46JK7Q6I · registered name N,N-Dimethylacrylamide · single chemical substance
Dimethylacrylamide is the organic compound that conforms to the formula:
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name ジメチルアクリルアミド: 本品は、次の化学式で表される有機化合物である。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 2680-03-7
- DTXSIDUS EPA chemical ID
- DTXSID0051944
- DTXCIDUS EPA compound ID
- DTXCID3030507
- IUPAC
- N,N-Dimethylprop-2-enamide
- Molecular formula
- C5H9NO
- Molecular weight
- 99.133 g/mol
Measured properties
- Appearance
- Liquid, [Sigma-Aldrich MSDS] · liquid
- Colour
- colourless
- Initial boiling point and range
- 171.32 ℃
- Flash point
- 70 ℃
- Flammability (solid, gas)
- flammable
- Vapour pressure
- 0.65 hPa (20 ℃)
- Vapour density
- 3.42
- Relative density
- (0.964, 20 ℃)
- n-Octanol/water partition coefficient (Kow)
- (&, lt, 0.3, 23 ℃)
- Auto-ignition temperature
- 352 ℃
- Viscosity
- 1.19 cP (20 ℃)
- Molecular weight
- 99.13
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: PubChem · KOSHA safety data sheets (Korea)
What products actually use it for
What the 6 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Monomers4
- No specific technical function1
- Intermediate1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
3 skin studies and 1 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 4 studies
- Classification not possible
Skin Irritation · Screening - Classification not possible
Skin Sensitization · Screening - SkinSens1
Skin Sensitization · QSAR Predicted - Classification not possible
Eye Irritation · Screening
Source: US EPA CompTox dashboard
Related literature
- Injectable antibacterial hydrogels based on oligolysines for wound healing. · 2024
- Hydrogels of Poly(2-hydroxyethyl methacrylate) and Poly(N,N-dimethylacrylamide) Interpenetrating Polymer Networks as Dermal Delivery Systems for Dexamethasone · 2025
- Randomly cross-linked amphiphilic copolymer networks of n-butyl acrylate and N,N-dimethylacrylamide: synthesis and characterization · 2024
- Shrinking rates of polymer gels composed of star-shaped polymers of N-isopropylacrylamide and dimethylacrylamide copolymers: the effect of dimethylacrylamide on the crosslinking network. · 2022
- Highly Stretchable and Adhesive Poly (N, N‐dimethylacrylamide)/Laponite Nanocomposite Hydrogels for Wearable Sensor Devices · 2022
Linked databases 16
- Australian Industrial Chemicals Inventory (AICIS)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubChem
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata