4-Cyclopentene-1,3-dione, 4,5-bis(diphenylphosphino)-

Base Information

• Chemical Name: 4-Cyclopentene-1,3-dione, 4,5-bis(diphenylphosphino)-
• CAS No.: 56641-87-3
• Molecular Formula: C29H22O2P2
• Molecular Weight: 464.44
• DSSTox Substance ID: DTXSID60478908
• Nikkaji Number: J644.892E
• Wikidata: Q82312621

Synonyms:56641-87-3;4,5-Bis(diphenylphosphino)cyclopent-4-ene-1,3-dione;4-Cyclopentene-1,3-dione, 4,5-bis(diphenylphosphino)-;DTXSID60478908;4,5-bis(diphenylphosphino)-4-cyclopenten-1,3-dione;4,5-Bis(diphenylphosphino)-4-cyclopentene-1,3-dione

Chemical Property of 4-Cyclopentene-1,3-dione, 4,5-bis(diphenylphosphino)-

Chemical Property:

• PSA: 61.32000
• LogP: 5.00570
• XLogP3: 5.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 6
• Exact Mass: 464.10950394
• Heavy Atom Count: 33
• Complexity: 624

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1C(=O)C(=C(C1=O)P(C2=CC=CC=C2)C3=CC=CC=C3)P(C4=CC=CC=C4)C5=CC=CC=C5

Technology Process of 4-Cyclopentene-1,3-dione, 4,5-bis(diphenylphosphino)-

There total 1 articles about 4-Cyclopentene-1,3-dione, 4,5-bis(diphenylphosphino)- 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:

4,5-dichloro-4-cyclopentene-1,3-dione (3229-28-5) + (trimethylsilyl)diphenylphosphine (17154-34-6) → 4,5-bis(diphenylphosphino)-4-cyclopenten-1,3-dione (56641-87-3)

Guidance literature:

In diethyl ether;

Reference yield: 97.0%

ferrocenecarboxaldehyde (12093-10-6) + 4,5-bis(diphenylphosphino)-4-cyclopenten-1,3-dione (56641-87-3) → 2-(ferrocenylidene)-4,5-bis(diphenylphosphino)-4-cyclopenten-1,3-dione (952190-24-8)

Guidance literature:

In dichloromethane; to a Schlenk tube containing the cyclopenten-1,3-dione-derivative in CH2Cl2 at room temp. added ferrocenecarboxaldehyde and 4A molecular sieves;vessel sealed and stirring continued overnight; filtered to remove molecular sieves; solvent concentrated; product run across a short column of silica gel using a 40:60 mixture of CH2Cl2/hexane as the eluent;

DOI:10.1016/j.poly.2007.03.057

Reference yield: 95.0%

4,5-bis(diphenylphosphino)-4-cyclopenten-1,3-dione (56641-87-3) + 4-dimethylamino-benzaldehyde (100-10-7) → 2-(4-dimethylaminobenzylidene)-4,5-bis(diphenylphosphino)-4-cyclopentene-1,3-dione (1208267-55-3)

Guidance literature:

4,5-bis(diphenylphosphino)-4-cyclopenten-1,3-dione; With potassium tert-butylate; In methanol; dichloromethane; for 0.5h; Inert atmosphere;

4-dimethylamino-benzaldehyde; In methanol; dichloromethane; at 40 - 45 ℃; for 4h; Inert atmosphere;

DOI:10.1016/j.ica.2009.11.011

upstream raw materials:

4,5-dichloro-4-cyclopentene-1,3-dione

(trimethylsilyl)diphenylphosphine

Downstream raw materials:

2-(anthracen-9-ylmethylidene)-4,5-bis(diphenylphosphino)-4-cyclopentene-1,3-dione

Re2(CO)7(4,5-bis(diphenylphosphino)-4-cyclopenten-1,3-dione)(μ-H)(η1-C.tplbond.CPh)

(C₅H₄CH₃)Mo(CO)2(((C₆H₅)2PC₂O)2NCH₃)

(C₅H₅)Fe(CO)(((C₆H₅)2PC₂O)2CH₂)

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