Ammonium hydrogen maleate

Base Information

• Chemical Name: Ammonium hydrogen maleate
• CAS No.: 44742-89-4
• Molecular Formula: C4H7NO4
• Molecular Weight: 133.104
• Hs Code.: 2923900090
• European Community (EC) Number: 256-163-5
• Mol file: 44742-89-4.mol

Synonyms:Ammonium hydrogen maleate;44742-89-4;azanium;(Z)-4-hydroxy-4-oxobut-2-enoate;monoammonium maleate;Mono-Ammonium Maleate;NLVWBYNKMPGKRG-ODZAUARKSA-N;MFCD09952589;AKOS025310868;ammonium (2Z)-3-carboxyprop-2-enoate

Chemical Property of Ammonium hydrogen maleate

Chemical Property:

• Vapor Pressure: 5.19E-06mmHg at 25°C
• Melting Point: 138-139oC
• Boiling Point: 400.7 °C at 760 mmHg
• Flash Point: 196.1 °C
• PSA: 77.84000
• Density: 1.499g/cm3
• LogP: 0.03570
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 1
• Exact Mass: 133.03750770
• Heavy Atom Count: 9
• Complexity: 130

Purity/Quality:

99% ^*data from raw suppliers

Ammonium hydrogen maleate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C(=CC(=O)[O-])C(=O)O.[NH4+]
• Isomeric SMILES: C(=C\C(=O)[O-])\C(=O)O.[NH4+]

Technology Process of Ammonium hydrogen maleate

There total 5 articles about Ammonium hydrogen maleate 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: 99.0%

(2E)-but-2-enedioic acid (110-17-8,26099-09-2) → fumaric acid ammonium salt (1509-68-8,13716-99-9,14548-85-7,22968-97-4,23648-47-7,23705-99-9,32378-54-4,44742-89-4,50853-23-1,55163-68-3,83797-03-9,110585-84-7,39444-67-2)

Guidance literature:

In water; at 40 ℃; for 2h; Industry scale;

Reference yield: 67.0%

5-azido-2-furanecarbaldehyde (39689-00-4) → maleamic acid (557-24-4) + maleic acid fully monoammonium salt (44742-89-4,39444-67-2)

Guidance literature:

With dihydrogen peroxide; In ethanol; 1.) 50 deg C (gas evolution); 2.) 24 h room temp.;

Reference yield:

→ fumaric acid ammonium salt (1509-68-8,13716-99-9,14548-85-7,22968-97-4,23648-47-7,23705-99-9,32378-54-4,44742-89-4,50853-23-1,55163-68-3,83797-03-9,110585-84-7,39444-67-2)

Guidance literature:

upstream raw materials:

maleic acid

5-azido-2-furanecarbaldehyde

(2E)-but-2-enedioic acid

Downstream raw materials:

L-Aspartic acid

aspartic Acid

dibutyl fumarate

(2E)-but-2-enedioic acid

Refernces

• 1、 -. "METHOD FOR PREPARING AMMONIUM SALTS OF FUMARIC OR SUCCINIC ACID". Page/Page column 2. . Retrieved 2012/06/01.
• 2、 Povazanec, Frantisek,Kovac, Jaroslav,Hesek, Dusan. "Opening of the Furan Ring in 5-Azido-2-furaldehyde". . p. 150 - 154. Retrieved 2007/10/02.