8.03235

N,N-Dimethylacetamide

for synthesis

• 別名: N,N-Dimethylacetamide, Acetic acid dimethylamide, Acetyldimethylamine, DMA
• 化学式: CH₃CON(CH₃)₂
• CAS番号: 127-19-5
• 分子量: 87.12
• MDL番号: MFCD00008686
• UNSPSCコード: 12352111
• EC Index Number: 204-826-4
• NACRES: NA.22
• アッセイ: ≥99% (GC)
• bp: 165-166 °C/1013 hPa
• 蒸気圧: 1.76 hPa ( 20 °C)

特性

• 蒸気圧: 1.76 hPa ( 20 °C)
• 品質水準: 200
• アッセイ: ≥99% (GC)
• フォーム: liquid
• 自己発火温度: 400 °C
• 有効性: 5830 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 1.7-11.5 % (v/v)
• pH: 4 (20 °C, 200 g/L in H₂O)
• bp: 165-166 °C/1013 hPa
• mp: -20 °C
• 転移温度: flash point 64 °C
• 溶解性: soluble >1000 g/L
• 密度: 0.94 g/cm³ at 20 °C
• 保管温度: 2-30°C
• SMILES記法: N(C)(C)C(=O)C
• InChI: 1S/C4H9NO/c1-4(6)5(2)3/h1-3H3
• InChI Key: FXHOOIRPVKKKFG-UHFFFAOYSA-N

詳細

詳細

N,N-Dimethylacetamide (DMAc) is a water-miscible organic solvent used in the synthesis of styrene, vinyl resin, linear polyester, acrylic fiber, plastic, pesticide, and synthetic leather. It participates in dehydrogenation, dehydration, halogenation, deprotonation reactions and reductive carbonylation of transition metals. It can also act as catalysts, promoters, halogen/alkoxy or hydroxyl/halogen exchange mediators, reducing agents, and sources of the base.

アプリケーション

N,N-Dimethylacetamide is used as a solvent:

• In the synthesis of poly(amide-hydrazide)s–graphene composites.
• In the synthesis of N,N′-1,2-ethanediylbis-(4-hydroxy-pentanamide) and 4-hydroxy-N-(2- hydroxyethyl)-pentanamide based polyurethanes in presence of triethylamine catalyst.

特徴および利点

N,N-Dimethylacetamide has :

• High dissolution power of various substrate. 
• High capacity to solvate anions.

アナリシスノート

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.940 - 0.942
Water (K. F.): ≤ 0.30 %
Identity (IR): passes test

安全性情報

• ピクトグラム: GHS07,GHS08
• シグナルワード: Danger
• 危険有害性情報: H312 + H332 - H319 - H360D
• 注意書き: P202 - P280 - P302 + P352 + P312 - P304 + P340 + P312 - P305 + P351 + P338 - P308 + P313
• 危険有害性の分類: Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Repr. 1B
• 保管分類コード: 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 2
• 引火点(°F): 147.2 °F - closed cup
• 引火点(℃): 64 °C - closed cup