How do you make ethylene diamine?

How do you make ethylene diamine?

This process involves passing the gaseous reactants over a bed of nickel heterogeneous catalysts. It can be produced in the lab by the reaction of ethylene glycol and urea. Ethylenediamine can be purified by treatment with sodium hydroxide to remove water followed by distillation.

How do you remove ethylene diamine?

If you have been using ethylenediamine in excess to selectively create the monoadduct then it may be selectively removed by diluting your reaction mixture with an organic solvent and washing with a ~10% solution of CuSO4 and back extracting with an organic solvent.

What is the charge on ethylene diamine?

– Ethylenediamine is a type of bidentate ligand that is the molecule which consists of two donor atoms, but it is a neutral atom which means that the oxidation state of ethylenediamine is zero.

Is ethylenediamine a solvent?

Ethylenediamine (EDA) is a colorless, alkaline liquid with an ammonia-like odor. It is a strong base that’s soluble in water, alcohol, ether, and insoluble in benzene. Ethylenediamine is used commonly in fungicides, chelating agents like EDTA, resins, textiles, lubricants, and as a solvent and emulsifying agent.

Is ethylene diamine polar?

Information on this page: Kovats’ RI, non-polar column, isothermal.

How is ethylenediamine stored and shipped?

Ethylenediamine freezes below 52°F (11°C) and occasionally drums might need to be thawed. This is best done by storage in a “hot room” with a temperature 20 to 25°C above the freezing point. This is well below the maximum storage temperature for the polyethylene drum itself, which is 122°F (50°C).

What is the structure of ethylene diamine?


What is the density of ethylenediamine?

900 kg/m³

Is Bipyridine chelating ligand?

2,2′-Bipyridine is the most widely used chelating ligand for forming metal complexes in coordination and supramolecular chemistry.

Which type of ligand is ethane 1/2 diamine en?

bidentate ligands
Ethane-1,2-diamine is an example of bidentate ligands.

What is molecular formula of oleum?


PubChem CID 24681
Chemical Safety Laboratory Chemical Safety Summary (LCSS) Datasheet
Molecular Formula H2SO4.SO3 or H2SO4.O3S or H2O7S2
Synonyms OLEUM Fuming sulfuric acid 8014-95-7 Sulfuric acid, mixt. with sulfur trioxide Sulfuric acid, fuming, 26-29% More…
Molecular Weight 178.15

Is ethylenediamine a primary amine?

Ethylenediamine is a colourless to yellowish, strongly alkaline liquid, melting at 8.5 C, boiling at 116 C; completely soluble in water and soluble alcohol. It is a manufactured chemical that does not occur naturally. It has two primary amine groups.

What is the derivative of ethylenediamine?

A most prominent derivative of ethylenediamine is the chelating agent EDTA, which is derived from ethylenediamine via a Strecker synthesis involving cyanide and formaldehyde. Hydroxyethylethylenediamine is another commercially significant chelating agent.

What are the nickel – ethylenediamine complexes?

Nickel – ethylenediamine complexes. Ethylenediamine, NH 2 CH 2 CH 2 NH 2 is a well-known ligand for many transition metals. It is a bidentate ligand, capable of coordination on both nitrogen atoms. In this webpage, the different complexes with nickel(II) are demonstrated. One of the complexes is isolated in the form of the perchlorate salt.

What is ethylene diamine disuccinate?

Ethylene diamine disuccinate is a biodegradable chelating agent. The structure is shown in Figure 5.5 .The ethylene diamine disuccinate structure contains two chiral carbon atoms (the CH), and has three stereoisomers ( [R,R], [R,S]/ [S,R], and [S,S]). The [S,S]-isomer is rapidly and completely mineralized, in contrast to the other isomers.

Is ethylenediamine a bidentate ligand?

Coordination chemistry Ethylenediamine is a well-known bidentate chelating ligand for coordination compounds, with the two nitrogen atoms donating their lone pairs of electrons when ethylenediamine acts as a ligand. It is often abbreviated “en” in inorganic chemistry.