N,N-Dimethylacetamide

Base Information

• Chemical Name: N,N-Dimethylacetamide
• CAS No.: 127-19-5
• Molecular Formula: C4H9NO
• Molecular Weight: 87.1216
• Hs Code.: 2924.10
• European Community (EC) Number: 204-826-4
• ICSC Number: 0259
• NSC Number: 3138
• UN Number: 1993,2810
• UNII: JCV5VDB3HY
• DSSTox Substance ID: DTXSID5020499
• Nikkaji Number: J2.517H
• Wikipedia: Dimethylacetamide
• Wikidata: Q411452
• NCI Thesaurus Code: C29274
• RXCUI: 1368874
• Metabolomics Workbench ID: 122696
• ChEMBL ID: CHEMBL11873
• Mol file: 127-19-5.mol

Synonyms:dimethylacetamide;N,N-dimethylacetamide

Chemical Property of N,N-Dimethylacetamide

Chemical Property:

• Appearance/Colour: colourless liquid with a faint ammonia odour
• Vapor Pressure: 0.107mmHg at 25°C
• Melting Point: -20 °C
• Refractive Index: 1.4380
• Boiling Point: 166.1 °C at 760 mmHg
• Flash Point: 63.8 °C
• PSA: 20.31000
• Density: 0.88 g/cm³
• LogP: 0.09450
• Water Solubility.: miscible
• XLogP3: -0.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 87.068413911
• Heavy Atom Count: 6
• Complexity: 58.6
• Transport DOT Label: Combustible Liquid

Purity/Quality:

Safty Information:

• Pictogram(s): F,Xn,T
• Hazard Codes: T:Toxic
• Statements: R20/21:; R61:
• Safety Statements: S45:; S53:

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Solvents -> Amides (
• Canonical SMILES: CC(=O)N(C)C
• Inhalation Risk: A harmful contamination of the air will be reached rather slowly on evaporation of this substance at 20 °C.
• Effects of Long Term Exposure: The substance may have effects on the liver. This may result in impaired functions. Animal tests show that this substance possibly causes toxicity to human reproduction or development.

Technology Process of N,N-Dimethylacetamide

There total 152 articles about N,N-Dimethylacetamide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 71.0%

acetic acid hydrazide (1068-57-1) + N,N-Dimethyl-N'-(dimethylamino-methoxymethyl)-formamidin → 1,2,4-Triazole (288-88-0) + N,N-dimethyl acetamide (127-19-5,116057-81-9)

Guidance literature:

In methanol; for 8h; Heating;

Reference yield: 2.0%

N,N-Dimethyl-acetamidin-hydrochlorid (2909-15-1) → acetamide (60-35-5) + N,N-dimethyl acetamide (127-19-5,116057-81-9)

Guidance literature:

With sodium hydroxide; In water-d2; at 34 ℃; Product distribution;

DOI:10.1021/ja00236a033

Reference yield:

carbon monoxide (201230-82-2) + tertamethylammonium iodide (75-58-1) + triphenylphosphine (603-35-0) + trimethylamine (75-50-3) → N,N-dimethyl acetamide (127-19-5,116057-81-9) + N,N-dimethylbenzamide (611-74-5) + benzene (71-43-2,26181-88-4,54682-86-9,13967-78-7,174973-66-1)

Guidance literature:

With palladium dichloride; In 1-methyl-pyrrolidin-2-one; at 20 - 200 ℃; for 8h; under 22502.3 Torr; Overall yield = 37.8 %; Autoclave;

DOI:10.1002/aoc.2964

upstream raw materials:

pyridine

N,N-dimethyl-α-phenylglycine

acetic anhydride

N-methyl-acetamide

Downstream raw materials:

2-acetyl-5-methylpyrrole

1-(thiopheno[2,3-b]pyridin-2-yl)ethanone

N,N-dimethyl(trimethylsilyl)acetamide

N_.N-Dimethyl-2(2-hydroxycyclohexyl)acetamid

Refernces

• 1、 Baumann, Marcus,Bonciolini, Stefano,Di Filippo, Mara. "A scalable continuous photochemical process for the generation of aminopropylsulfones". supporting information. p. 9428 - 9432. Retrieved 2020/12/15.
• 2、 -. "METHOD FOR PRODUCING N,N-DISUBSTITUTED AMIDE AND CATALYST FOR PRODUCING N,N-DISUBSTITUTED AMIDE". Page/Page column 0055-0079. . Retrieved 2020/04/01.