9-Oxo-9H-fluorene-4-carboxylic acid

Base Information

• Chemical Name: 9-Oxo-9H-fluorene-4-carboxylic acid
• CAS No.: 6223-83-2
• Molecular Formula: C14H8O3
• Molecular Weight: 224.216
• Hs Code.: 2918300090
• European Community (EC) Number: 228-311-9
• NSC Number: 27908
• UNII: 8J569W5Y6G
• DSSTox Substance ID: DTXSID10211281
• Nikkaji Number: J211.464J
• Wikidata: Q72478384
• Mol file: 6223-83-2.mol

Synonyms:6223-83-2;9-Oxo-9H-fluorene-4-carboxylic acid;9-Fluorenone-4-carboxylic acid;9-Oxofluorene-4-carboxylic acid;9H-Fluorene-4-carboxylic acid, 9-oxo-;8J569W5Y6G;EINECS 228-311-9;NSC-27908;NSC27908;4-carboxy-9-fluorenone;fluorenone-4-carboxylic acid;MLS004820232;SCHEMBL600330;UNII-8J569W5Y6G;DTXSID10211281;FLUORENONE-5-CARBOXYLIC ACID;BBL011729;MFCD00001145;NSC 27908;STK500726;AKOS001581033;AC-1718;CCG-202852;CS-W014225;DS-5097;SB66891;9-Oxofluorene-4-carboxylic acid, 97%;9-Oxo-9H-fluorene-4-carboxylic acid #;SMR000415132;BB 0259233;F0804;FLUORENE-4-CARBOXYLIC ACID, 9-OXO-;FT-0621656;SR-01000596916;SR-01000596916-1

Chemical Property of 9-Oxo-9H-fluorene-4-carboxylic acid

Chemical Property:

• Appearance/Colour: Light yellow green powder
• Vapor Pressure: 6.9E-10mmHg at 25°C
• Melting Point: 225-227 °C(lit.)
• Boiling Point: 476.5 °C at 760 mmHg
• PKA: 3.46±0.20(Predicted)
• Flash Point: 256.1 °C
• PSA: 54.37000
• Density: 1.424 g/cm³
• LogP: 2.59620
• Storage Temp.: Sealed in dry,Room Temperature
• XLogP3: 2.6
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 1
• Exact Mass: 224.047344113
• Heavy Atom Count: 17
• Complexity: 349

Purity/Quality:

99% ^*data from raw suppliers

4-Carboxy-9-fluorenone ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 22-24/25

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)C3=C(C2=O)C=CC=C3C(=O)O
• Uses: 4-Carboxy-9-fluorenone can be used for electrophotographic photosensitive member.

Technology Process of 9-Oxo-9H-fluorene-4-carboxylic acid

There total 64 articles about 9-Oxo-9H-fluorene-4-carboxylic acid 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: 100.0%

diphenic acid (863305-32-2) → 9-oxo-9H-fluorene-4-carboxylic acid (6223-83-2)

Guidance literature:

With sulfuric acid; at 110 - 115 ℃;

DOI:10.1039/d0cc01236j

Reference yield: 77.0%

biphenyl-2,2'-dicarboxylic acid anhydride (6050-13-1) → 9-fluorenone (486-25-9,952573-42-1) + 9-oxo-9H-fluorene-4-carboxylic acid (6223-83-2)

Guidance literature:

With phosphorus pentoxide; for 0.5h; under 50 - 100 Torr; heating in vacuum;

Reference yield:

biphenyl-2,2'-dicarboxylic acid anhydride (6050-13-1) → 9-oxo-9H-fluorene-4-carboxylic acid (6223-83-2)

Guidance literature:

With zinc(II) chloride; at 225 ℃;

upstream raw materials:

biphenyl-2,2'-dicarboxylic acid anhydride

(E)-3-Ureido-but-2-enoic acid ethyl ester

benzene

diphenimide

Downstream raw materials:

9-hydroxy-fluorene-4-carboxylic acid

fluorene-4-carbonitrile

fluorene-4-carboxamide

2,7-dinitrofluorenone-4-carboxamide

Refernces

• 1、 ?ket, Boris,Ko?mrlj, Berta,Harej, Maja,Dolenc, Darko. "Photolysis of 10,10-difluorophenanthren-9(10H)-one. Evidence for solvent-assisted α-cleavage". . p. 4247 - 4250. Retrieved 2003.
• 2、 Liu, Baijun,Hu, Wei,Robertson, Gilles P.,Guiver, Michael D.. "Poly(aryl ether ketone)s with carboxylic acid groups: Synthesis, sulfonation and crosslinking". scheme or table. p. 4675 - 4682. Retrieved 2010/02/28.