Diethyl 2-(9H-fluoren-9-yl)malonate

Base Information

• Chemical Name: Diethyl 2-(9H-fluoren-9-yl)malonate
• CAS No.: 76765-79-2
• Molecular Formula: C₂₀H₂₀O₄
• Molecular Weight: 324.376
• NSC Number: 82367
• UNII: 7I65QNZ8I2
• DSSTox Substance ID: DTXSID90227582
• Wikidata: Q83107387
• Mol file: 76765-79-2.mol

Synonyms:Diethyl 2-(9H-fluoren-9-yl)malonate;76765-79-2;7I65QNZ8I2;NSC82367;NSC 82367;UNII-7I65QNZ8I2;NSC-82367;diethyl 2-(9H-fluoren-9-yl)propanedioate;NCIOpen2_009214;SCHEMBL6974072;DTXSID90227582;DIETHYL 2-(9-FLUORENYL)MALONATE;DIETHYL-2-(9H-FLUOREN-9-YL)MALONATE;Propanedioic acid, 9H-fluoren-9-yl-, diethyl ester;PROPANEDIOIC ACID, 2-(9H-FLUOREN-9-YL)-, 1,3-DIETHYL ESTER

Chemical Property of Diethyl 2-(9H-fluoren-9-yl)malonate

Chemical Property:

• Vapor Pressure: 7.19E-08mmHg at 25°C
• Boiling Point: 437.9°C at 760 mmHg
• Flash Point: 216.3°C
• Density: 1.186g/cm³
• XLogP3: 4
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 7
• Exact Mass: 324.13615911
• Heavy Atom Count: 24
• Complexity: 421

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCOC(=O)C(C1C2=CC=CC=C2C3=CC=CC=C13)C(=O)OCC

Technology Process of Diethyl 2-(9H-fluoren-9-yl)malonate

There total 4 articles about Diethyl 2-(9H-fluoren-9-yl)malonate 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: 70.0%

9H-fluoren-9-yl bromide (1940-57-4) + diethyl malonate (105-53-3) → diethyl 2-(9-fluorenyl)malonate (76765-79-2)

Guidance literature:

With NaH; In di-isopropyl ether; water; toluene;

Reference yield:

9-Fluorenol (1689-64-1) → diethyl 2-(9-fluorenyl)malonate (76765-79-2)

Guidance literature:

Multi-step reaction with 2 steps

2: ethanol; benzene

With ethanol; benzene;

DOI:10.1021/ja01867a025

Reference yield:

9H-fluorene (86-73-7) + diethyl malonate (105-53-3) → diethyl 2-(9-fluorenyl)malonate (76765-79-2)

Guidance literature:

With sodium carbonate; In N,N-dimethyl-formamide; at 70 ℃; for 24h;

DOI:10.1007/s10895-013-1321-8

upstream raw materials:

sodium diethylmalonate

9H-fluoren-9-yl bromide

9-Fluorenol

diethyl malonate