4,4'-Diaminostilbene

Base Information

• Chemical Name: 4,4'-Diaminostilbene
• CAS No.: 7314-06-9
• Molecular Formula: C14H14 N2
• Molecular Weight: 210.279
• NSC Number: 403525
• UNII: RNO11XU5UU
• DSSTox Substance ID: DTXSID70873541
• Nikkaji Number: J43.271G,J81.363J
• Wikidata: Q76295201
• ChEMBL ID: CHEMBL83126
• Mol file: 7314-06-9.mol

Synonyms:4,4'-diaminostilbene

Chemical Property of 4,4'-Diaminostilbene

Chemical Property:

• Melting Point: 231°C
• Refractive Index: 1.6152 (estimate)
• Boiling Point: 339.81°C (rough estimate)
• PSA: 52.04000
• Density: 1.1063 (rough estimate)
• LogP: 4.18380
• Storage Temp.: under inert gas (nitrogen or Argon) at 2–8 °C
• XLogP3: 2.8
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 2
• Exact Mass: 210.115698455
• Heavy Atom Count: 16
• Complexity: 197

Purity/Quality:

97% ^*data from raw suppliers

(E)-4,4'-(Ethene-1,2-diyl)dianiline 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=CC=C1C=CC2=CC=C(C=C2)N)N
• Isomeric SMILES: C1=CC(=CC=C1/C=C/C2=CC=C(C=C2)N)N

Technology Process of 4,4'-Diaminostilbene

There total 21 articles about 4,4'-Diaminostilbene 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: 96.0%

trans-4,4'-dinitrostilbene (736-31-2) → (E)-4,4'-diaminostilbene (7314-06-9)

Guidance literature:

With hydrogenchloride; tin(II) chloride dihdyrate; In ethanol; water; ethyl acetate; at 20 - 80 ℃;

DOI:10.1021/la903838w

Reference yield: 94.9%

4,4'-Diaminostilbene dihydrochloride → (E)-4,4'-diaminostilbene (7314-06-9)

Guidance literature:

4,4'-Diaminostilbene dihydrochloride; With ammonium hydroxide; In ethyl acetate; at 20 ℃; for 1h; Inert atmosphere;

With sodium hydroxide; In ethyl acetate; at 20 ℃; for 1h; pH=Ca. 11; Inert atmosphere;

DOI:10.1021/jm301796k

Reference yield: 40.0%

trans-4,4'-dinitrostilbene (736-31-2) → (E)-4,4'-diaminostilbene (7314-06-9) + nitroaminostilbene (7297-52-1)

Guidance literature:

With hydrogenchloride; tin(ll) chloride; In tetrahydrofuran; water; at 20 ℃;

DOI:10.1021/jm8003637

upstream raw materials:

1,2-bis(4-nitrophenyl)ethane

(Z)-4,4'-dinitrostilbene

trans-4,4'-dinitrostilbene

4-nitrobenzyl chloride

Downstream raw materials:

4,4'-distyrylstilbene

1-(4-chloro-trans-styryl)-4-trans-styryl-benzene

(E)-4,4’-diacetoxystilbene

stilbamidine