8.03235

N,N-Dimethylacetamide

for synthesis

• 동의어(들): N,N-Dimethylacetamide, Acetic acid dimethylamide, Acetyldimethylamine, DMA
• Linear Formula: CH₃CON(CH₃)₂
• CAS Number: 127-19-5
• Molecular Weight: 87.12
• MDL number: MFCD00008686
• UNSPSC 코드: 12352111
• EC 인덱스 번호: 204-826-4
• NACRES: NA.22
• 분석: ≥99% (GC)
• bp: 165-166 °C/1013 hPa
• vapor pressure: 1.76 hPa ( 20 °C)

속성

• vapor pressure: 1.76 hPa ( 20 °C)
• Quality Level: 200
• 분석: ≥99% (GC)
• 양식: liquid
• autoignition temp.: 400 °C
• 효능: 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
• 전이 온도: flash point 64 °C
• solubility: soluble >1000 g/L
• density: 0.94 g/cm³ at 20 °C
• 저장 온도: 2-30°C
• SMILES string: N(C)(C)C(=O)C
• InChI: 1S/C4H9NO/c1-4(6)5(2)3/h1-3H3
• InChI key: FXHOOIRPVKKKFG-UHFFFAOYSA-N

설명

일반 설명

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.

애플리케이션

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.

특징 및 장점

N,N-Dimethylacetamide has :

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

분석 메모

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

안전성 정보

• 픽토그램: GHS07,GHS08
• 신호어: Danger
• 유해 및 위험 성명서: H312 + H332 - H319 - H360D
• 예방조치 성명서: 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