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HomeProduct name listN,N-Dimethylacrylamide

N,N-Dimethylacrylamide

Synonym(s):2-Propenamide

  • CAS NO.:2680-03-7
  • Empirical Formula: C5H9NO
  • Molecular Weight: 99.13
  • MDL number: MFCD00008626
  • EINECS: 220-237-5
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-09-03 09:15:33
N,N-Dimethylacrylamide Structural

What is N,N-Dimethylacrylamide?

Description

N, N-dimethylacrylamide (DMAA) is an easily polymerized, nonionic monomer. The high reactivity and low initiation temperature of DMAA makes it appropriate for copolymerization. Copolymers of DMAA with N, N-dimethyl-N, and  N-diallyl ammonium chloride (DMDAAC) can be used as polymeric flocculants for water treatment. The unique structure of DMAA shows amelioration in hydrogels for specific applications. DMAA, along with other hydrogels, has a three-dimensional network structure that is capable of retaining water. In addition, DMAA hydrogel can be applied to remove toxic metal ions from wastewater because of its characteristic properties such as chemical stability and high adsorption capacity. DMAA can also be used for flocculation due to its ability to augment the molecular weight of the copolymers[1].

Chemical properties

Colorless liquid

The Uses of N,N-Dimethylacrylamide

N,N-Dimethylacrylamide is a useful monomer for synthetic fibers and plastics. It is also used in the synthesis of photoresponsive polymers and copolymers by grafting polysiloxane on the side chain of DMA by homopolymerization or grafting cellulose to form cellulose polymers and copolymerization of methyl methacrylate with DMA or copolymerization of DMA with styrene and butadiene.

The Uses of N,N-Dimethylacrylamide

DMA is used in the synthesis of photoresponsive polymers. It is used in the synthesis of copolymers by
grafting polysiloxane on the side chain of DMA by homopolymerization or
grafting cellulose to form cellulose polymers and
copolymerization of methyl methacrylate with DMA or
copolymerization of DMA with styrene and butadiene

Synthesis Reference(s)

Journal of the American Chemical Society, 79, p. 875, 1957 DOI: 10.1021/ja01561a024

General Description

N,N-Dimethylacrylamide (DMA) is a nonionic acrylic monomer that can make swellable polymeric particles.

References

[1] Ayatzhan Akhmetzhan. “A Short Review on the N,N-Dimethylacrylamide-Based Hydrogels.” Gels 7 4 (2021).

Properties of N,N-Dimethylacrylamide

Melting point: 100 °C
Boiling point: 80-81 °C/20 mmHg (lit.)
Density  0.962 g/mL at 25 °C (lit.)
vapor pressure  65Pa at 20℃
refractive index  n20/D 1.473(lit.)
Flash point: 161 °F
storage temp.  2-8°C(protect from light)
form  Liquid
pka -0.77±0.70(Predicted)
color  Colorless to Light yellow
Water Solubility  Slightly soluble in water (1.000 g/L at 20°C).
FreezingPoint  -40℃
Sensitive  Light Sensitive
BRN  1742219
Exposure limits ACGIH: TWA 5 mg/m3
NIOSH: TWA 5 mg/m3
CAS DataBase Reference 2680-03-7(CAS DataBase Reference)
NIST Chemistry Reference 2-propenamide, N,N-dimethyl(2680-03-7)
EPA Substance Registry System 2-Propenamide, N,N-dimethyl- (2680-03-7)

Safety information for N,N-Dimethylacrylamide

Signal word Danger
Pictogram(s)
ghs
Corrosion
Corrosives
GHS05
ghs
Skull and Crossbones
Acute Toxicity
GHS06
GHS Hazard Statements H318:Serious eye damage/eye irritation
Precautionary Statement Codes P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P270:Do not eat, drink or smoke when using this product.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for N,N-Dimethylacrylamide

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