9,9-Dimethylxanthene

Base Information

• Chemical Name: 9,9-Dimethylxanthene
• CAS No.: 19814-75-6
• Molecular Formula: C15H14O
• Molecular Weight: 210.276
• Hs Code.: 29329990
• European Community (EC) Number: 803-050-9
• DSSTox Substance ID: DTXSID00345781
• Nikkaji Number: J784.399B
• Wikidata: Q72472354
• Mol file: 19814-75-6.mol

Synonyms:9,9-Dimethylxanthene;9,9-Dimethyl-9H-xanthene;19814-75-6;9H-Xanthene, 9,9-dimethyl-;MFCD00134434;9,9-Dimethylxantene;Xanthene, 9,9-dimethyl-;SCHEMBL47009;9,9-Dimethylxanthene, 96%;9,9-Dimethyl-9H-xanthene #;DTXSID00345781;AMY19706;BCP14981;AKOS009156985;AC-5009;CS-W015105;FD14067;SB66879;AS-18194;SY052574;D4055;D5731;FT-0637912;EN300-39950;9,9-dimethylxanthene;A813961;9,9-Dimethyl-9H-xanthene (purified by sublimation);J-012796;J-519486;Z406356592

Chemical Property of 9,9-Dimethylxanthene

Chemical Property:

• Appearance/Colour: Light yellow liquid
• Vapor Pressure: 0.000554mmHg at 25°C
• Melting Point: 35-38 °C(lit.)
• Refractive Index: 1.576
• Boiling Point: 321.6 °C at 760 mmHg
• Flash Point: 130.2 °C
• PSA: 9.23000
• Density: 1.075 g/cm³
• LogP: 4.11820
• Storage Temp.: Sealed in dry,Room Temperature
• Water Solubility.: Insoluble in water.
• XLogP3: 4.3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 210.104465066
• Heavy Atom Count: 16
• Complexity: 234

Purity/Quality:

99% ^*data from raw suppliers

9,9-Dimethyl-9H-xanthene ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 43
• Safety Statements: 36/37-24/25

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CC1(C2=CC=CC=C2OC3=CC=CC=C31)C
• Uses: 9,9-Dimethylxanthene is suitable for use in the preparation of 9,9-dimethylxanthene-4,5-dicarboxylic acid. It may be used in the preparation of 9,9-dimethyl-4,5-bis(diphenylphosphino)xanthene. It may be used in the preparation of 4,6-bis(dimesitylboryl)dibenzofuran.

Technology Process of 9,9-Dimethylxanthene

There total 7 articles about 9,9-Dimethylxanthene 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%

xanth-9-one (90-47-1) + trimethylaluminum (75-24-1) → 9,9-dimethylxanthene (19814-75-6)

Guidance literature:

In toluene; 1.) from 0 deg C to RT, 3 h, 2.) 14 h;

DOI:10.1021/ja00180a038

Reference yield: 85.0%

diphenylether (101-84-8) + acetone (67-64-1) → 9,9-dimethylxanthene (19814-75-6)

Guidance literature:

diphenylether; With n-butyllithium; In tetrahydrofuran; at -78 ℃; for 3h; Schlenk technique;

acetone; In tetrahydrofuran; Solvent; Temperature;

Reference yield:

2-(2-phenoxyphenyl)propan-2-ol → 9,9-dimethylxanthene (19814-75-6)

Guidance literature:

With boron trifluoride diethyl etherate; In dichloromethane; at 0 - 20 ℃; for 0.5h; Schlenk technique;

DOI:10.1039/c6ra03447k

upstream raw materials:

xanth-9-one

trimethylaluminum

2-(2-bromophenyl)propanol

phenol

Downstream raw materials:

2,7-bis(1,1-dimethylpropyl)-9,9-dimethylxanthene

2,7-bis(1,1-dimethylethyl)-9,9-dimethylxanthene

4,5-bis(diphenylphosphino)-9,9-dimethylxanthene

P,P′-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[N,N,N′,N′-tetraethylphosphonous diamide]