270555

N,N-Dimethylacetamide

suitable for HPLC, ≥99.9%

• Linear Formula: CH₃CON(CH₃)₂
• CAS Number: 127-19-5
• Molecular Weight: 87.12
• Beilstein: 1737614
• EC Number: 204-826-4
• MDL number: MFCD00008686
• UNSPSC Code: 12190000
• PubChem Substance ID: 329752952
• NACRES: NA.21

Properties

• vapor density: 3 (vs air)
• vapor pressure: 2 mmHg ( 25 °C); 4 mmHg ( 38 °C)
• Assay: ≥99.9%
• form: liquid
• autoignition temp.: 914 °F
• expl. lim.: 1.8 %, 100 °F; 11.5 %, 160 °F
• technique(s): HPLC: suitable
• impurities: <0.030% water
• evapn. residue: <0.001%
• refractive index: n20/D 1.437 (lit.)
• pH: 4 (20 °C, 200 g/L)
• bp: 164.5-166 °C (lit.)
• mp: −20 °C (lit.)
• density: 0.937 g/mL at 25 °C (lit.)
• λ: H₂O reference
• UV absorption: λ: 270 nm A_max: 1.00; λ: 280 nm A_max: 0.30; λ: 290 nm A_max: 0.15; λ: 310 nm A_max: 0.05; λ: 320 nm A_max: 0.03; λ: 360-400 nm A_max: 0.01
• application(s): food and beverages
• SMILES string: CN(C)C(C)=O
• InChI: 1S/C4H9NO/c1-4(6)5(2)3/h1-3H3
• InChI key: FXHOOIRPVKKKFG-UHFFFAOYSA-N

Description

Application

• Ternary Phase-Field Simulation of Poly(vinylidene fluoride) Microporous Membrane Structures Prepared by Nonsolvent-Induced Phase Separation with Different Additives and Solvent Treatments: This study highlights the use of N,N-Dimethylacetamide (DMAC) in the preparation of advanced poly(vinylidene fluoride) membranes, showcasing its critical role in enhancing polymer processing and membrane structures in material science (Zhang et al., 2024).


• Improved Protein Removal Performance of PES Hollow-Fiber Ultrafiltration Membrane with Sponge-like Structure: Research demonstrates DMAC′s effectiveness in the production of high-performance ultrafiltration membranes, emphasizing its importance in biomedical applications and wastewater treatment (Zhao et al., 2024).


• Poly(vinylidene fluoride) Aerogels with alpha, beta, and gamma; Crystalline Forms: Correlating Physicochemical Properties with Polymorphic Structures: This article showcases the versatility of DMAC as a solvent in the synthesis of poly(vinylidene fluoride) aerogels, linking its use to significant advancements in the understanding of polymer crystallinity and properties (Suresh et al., 2024).


• Cellulose Esters: Synthesis for Further Formation of Films with Magnetite Nanoparticles Incorporated: The study leverages DMAC for the synthesis of advanced cellulose ester films integrated with magnetite nanoparticles, illustrating its potential in developing multifunctional materials for diverse industrial applications (Furlan Sandrini et al., 2024).

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Safety Information

• Pictograms: GHS08,GHS07
• Signal Word: Danger
• Hazard Statements: H312 + H332,H319,H360D
• Precautionary Statements: P202 - P280 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Repr. 1B
• Storage Class Code: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 2
• Flash Point(F): 147.2 °F - closed cup
• Flash Point(C): 64 °C - closed cup