naphthalene-2,6-dicarbonitrile

Base Information

• Chemical Name: naphthalene-2,6-dicarbonitrile
• CAS No.: 31656-49-2
• Molecular Formula: C12H6N2
• Molecular Weight: 178.193
• Mol file: 31656-49-2.mol

Synonyms:2,6-Dicyanonaphthalene;2,6-Naphthalenedicarbonitrile;Naphthalin-2,6-dicarbonitril;2,6-Naphthylendiisocyanid;2.6-Dicyan-naphthalin;

Chemical Property of naphthalene-2,6-dicarbonitrile

Chemical Property:

• Melting Point: >300 °C
• Boiling Point: 391.6±15.0 °C(Predicted)
• PSA: 47.58000
• Density: 1.23±0.1 g/cm3(Predicted)
• LogP: 2.58316

Purity/Quality:

98.5% ^*data from raw suppliers

Naphthalene-2,6-dicarbonitrile 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of naphthalene-2,6-dicarbonitrile

There total 10 articles about naphthalene-2,6-dicarbonitrile 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: 91.0%

2,6-dibromonaphthalene (13720-06-4) + copper(l) cyanide → naphthalene-2,6-dicarbonitrile (31656-49-2)

Guidance literature:

In N,N-dimethyl-formamide; at 155 ℃; for 25h; Inert atmosphere;

DOI:10.1039/c9cc03418h

Reference yield: 17.0%

6-Bromo-2-naphthylazo phenyl sulfide + tetra-n-butylammonium cyanide (10442-39-4) → 2-naphthalenecarbonitrile (613-46-7) + naphthalene-2,6-dicarbonitrile (31656-49-2) + 2-Cyano-6-(phenylthio)naphthalene (129278-18-8)

Guidance literature:

In dimethyl sulfoxide; Irradiation;

DOI:10.1016/S0040-4020(01)89785-4

Reference yield:

2,6-naphthalenedicarboxamide (46711-49-3) → naphthalene-2,6-dicarbonitrile (31656-49-2)

Guidance literature:

With phosphorus pentoxide; for 1h; under 15.0015 - 37.5038 Torr; Temperature; Heating;

upstream raw materials:

tetra-n-butylammonium cyanide

hydrogen cyanide

potassium cyanide

2,6-dibromonaphthalene

Downstream raw materials:

2,6-naphthalenedicarbaldehyde

2,6-Naphthalenedicarboxylic acid

6-cyano-naphthalene-2-carboxylic acid

Refernces

• 1、 -. "Corresponding amine nitrile and method of manufacturing thereof". Paragraph 0132; 0133; 0134; 0136. . Retrieved 2018/05/24.
• 2、 -. "Corresponding amine nitrile and method of manufacturing thereof (by machine translation)". Paragraph 0133-0137. . Retrieved 2017/10/22.