4-(Ethylamino)-4-oxobut-2-enoic acid

Base Information

• Chemical Name: 4-(Ethylamino)-4-oxobut-2-enoic acid
• CAS No.: 4166-67-0
• Molecular Formula: C6H9NO3
• Molecular Weight: 143.142
• Hs Code.: 2924199090
• European Community (EC) Number: 224-021-1,654-175-9
• Mol file: 4166-67-0.mol

Synonyms:N-ethylmaleamic acid

Chemical Property of 4-(Ethylamino)-4-oxobut-2-enoic acid

Chemical Property:

• Appearance/Colour: white solid
• Vapor Pressure: 1.18E-06mmHg at 25°C
• Melting Point: 124-126 °C
• Refractive Index: 1.488
• Boiling Point: 375 °C at 760 mmHg
• Flash Point: 180.6 °C
• PSA: 66.40000
• Density: 1.175 g/cm³
• LogP: 0.15420
• XLogP3: -0.3
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 3
• Exact Mass: 143.058243149
• Heavy Atom Count: 10
• Complexity: 162

Purity/Quality:

99% ^*data from raw suppliers

N-ETHYLMALEAMIC ACID AldrichCPR ^*data from reagent suppliers

Safty Information:

• Pictogram(s): R36/37/38:Irritating to eyes, respiratory system and skin.
• Hazard Codes: R36/37/38:Irritating to eyes, respiratory system and skin.
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCNC(=O)C=CC(=O)O

Technology Process of 4-(Ethylamino)-4-oxobut-2-enoic acid

There total 6 articles about 4-(Ethylamino)-4-oxobut-2-enoic acid 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: 85.0%

maleic anhydride (108-31-6) + ethylamine (75-04-7,85404-22-4) → N-ethyl maleamic acid (4166-67-0)

Guidance literature:

In diethyl ether; at 20 ℃;

Reference yield:

N-Ethylmaleimide (128-53-0) → N-ethyl maleamic acid (4166-67-0)

Guidance literature:

With antibody H₁₁; In acetonitrile; at 25 ℃; Kinetics;

DOI:10.1016/S0040-4020(99)01037-6

Reference yield:

→ N-ethyl maleamic acid (4166-67-0)

Guidance literature:

With potassium hydroxide;

upstream raw materials:

maleic anhydride

ethylamine

N-Ethylmaleimide

2,4,6-triamino-s-triazine

Downstream raw materials:

N-Ethylmaleimide

(Z)-Ethyl methyl maleamate

2-(1-ethyl-2,5-dioxo-pyrrolidin-3-ylmercapto)-benzoic acid

N⁴-ethyl-N²-benzyl-asparagine

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