9H-Xanthene

Base Information

• Chemical Name: 9H-Xanthene
• CAS No.: 92-83-1
• Molecular Formula: C13H10 O
• Molecular Weight: 182.222
• Hs Code.: 29181100
• European Community (EC) Number: 202-194-4
• NSC Number: 46931
• UNII: A762Z8101Y
• DSSTox Substance ID: DTXSID1059070
• Nikkaji Number: J24.853C
• Wikipedia: Xanthene
• Wikidata: Q413791
• Metabolomics Workbench ID: 53520
• ChEMBL ID: CHEMBL486760
• Mol file: 92-83-1.mol

Synonyms:Xanthene;Xanthenes

Chemical Property of 9H-Xanthene

Chemical Property:

• Appearance/Colour: off-white crystals
• Vapor Pressure: 0.00106mmHg at 25°C
• Melting Point: 101 - 102 C
• Refractive Index: 1.5994 (estimate)
• Boiling Point: 310 - 312 C
• Flash Point: 137.5°C
• PSA: 9.23000
• Density: 1.042 g/cm3 (20oC)
• LogP: 3.38310
• Storage Temp.: Sealed in dry,Room Temperature
• Water Solubility.: soluble
• XLogP3: 3.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 182.073164938
• Heavy Atom Count: 14
• Complexity: 181

Purity/Quality:

98% ^*data from raw suppliers

Xanthene ^*data from reagent suppliers

Safty Information:

• Pictogram(s): UN NO.
• Hazard Codes: Xn
• Statements: 42/43
• Safety Statements: 22-36/37-45-24-36/37/39

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Pesticides -> Fungicides
• Canonical SMILES: C1C2=CC=CC=C2OC3=CC=CC=C31
• Uses: Xanthene is useful for the preparation of CoIV-?Dinitrate Complex. Organic synthesis, fungicide.

Technology Process of 9H-Xanthene

There total 153 articles about 9H-Xanthene 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: 35.0%

2-hydroxytricyclo[7.3.1.02.7]tridecan-13-one (2544-00-5) → xanthene (92-83-1) + o-Benzylphenol (28994-41-4)

Guidance literature:

platinum on activated charcoal; at 280 - 300 ℃;

DOI:10.1007/s10593-006-0004-7

Reference yield: 33.0%

allyl 2-(2-methylphenoxy)benzoate (144463-71-8) → 4-methyl-dibenzofuran (7320-53-8) + xanthene (92-83-1) + 9H-fluoren-1-ol (6344-61-2)

Guidance literature:

at 900 ℃; for 2h; under 0.001 Torr; Title compound not separated from byproducts;

DOI:10.1016/S0040-4020(01)90385-0

Reference yield: 18.0%

Spiro (37044-85-2) → xanthene (92-83-1) + 9H-xanthene-9-thione (492-21-7) + 9,9'-bixanthene (4381-14-0) + 2,3-dimethyl-buta-1,3-diene (513-81-5)

Guidance literature:

at 240 - 260 ℃; for 0.333333h; Further byproducts given;

upstream raw materials:

9-hydroxyxanthene

acetic acid

methylammonium carbonate

xanth-9-one

Downstream raw materials:

Spiro-2-on

6H-benzo[c]chromene

o-Benzylphenol

2-(2'-hydroxyphenyl)benzyl methyl ether

Refernces

• 1、 Li, Junqi,Luu, Quang H.. "A C-to-O atom-swapping reaction sequence enabled by Ni-catalyzed decarbonylation of lactones". . p. 1095 - 1100. Retrieved 2022/02/02.
• 2、 Dubrawski, Zachary,Gelfand, Benjamin S.,Hogan, David T.,Sutherland, Todd C.. "High-Fidelity Dimerization of Xanthenyl Radicals and Dynamic Qualities of a Congested Ethane: Diethyl Dixanthenyl-9,9′-Dicarboxylate". supporting information. . Retrieved 2021/12/23.