1-Methylindene

Base Information

• Chemical Name: 1-Methylindene
• CAS No.: 767-59-9
• Molecular Formula: C10H10
• Molecular Weight: 130.189
• European Community (EC) Number: 212-185-7,249-382-2
• NSC Number: 38857
• UNII: XEL55RNS7J
• DSSTox Substance ID: DTXSID50865464
• Nikkaji Number: J20.937F
• Wikidata: Q27293807
• Mol file: 767-59-9.mol

Synonyms:Indene,1-methyl- (7CI,8CI); 1-Methyl-1H-indene; 1-Methylindene; NSC 38857; a-Methylindene

Chemical Property of 1-Methylindene

Chemical Property:

• Boiling Point: 199 °C at 760 mmHg
• Flash Point: 76.7 °C
• PSA: 0.00000
• Density: 0.987 g/cm³
• LogP: 2.81690
• XLogP3: 3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 130.078250319
• Heavy Atom Count: 10
• Complexity: 146

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Aromatic Hydrocarbons
• Canonical SMILES: CC1C=CC2=CC=CC=C12

Technology Process of 1-Methylindene

There total 58 articles about 1-Methylindene 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: 84.0%

1-indene (95-13-6) + methyl iodide (74-88-4) → 1-Methylinden (767-59-9)

Guidance literature:

With n-butyllithium; In diethyl ether; hexane; at -78 - 20 ℃; for 8.25h; Inert atmosphere; Schlenk technique;

DOI:10.1002/ejic.201201096

Reference yield: 80.0%

indenyllithium (20669-47-0) + dimethyl sulfate (77-78-1) → 1-Methylinden (767-59-9)

Guidance literature:

In tetrahydrofuran; at -78 - 20 ℃;

DOI:10.1021/ja801021w

Reference yield: 78.0%

(E)-2-(4-(o-tolyl)but-3-en-2-yl)benzaldehyde → 1-Methylinden (767-59-9)

Guidance literature:

With 4-phenylphenyl-diphenylmethylium tetrafluoroborate; In dichloromethane; at 20 ℃; for 0.5h; Schlenk technique; Inert atmosphere;

DOI:10.1039/C8CC06734A

upstream raw materials:

2,3-dihydro-3-methyl-1H-inden-1-ol

methanol

1-indene

dimethyl sulfate

Downstream raw materials:

1-methylindane

2-Methylindene

3-Methylindene

4-methylisoquinoline

Refernces

• 1、 Waugh, Tim,Morrison, Harry. "Upper excited state photochemistry: Solution and gas phase photochemistry and photophysics of 2- and 3-cyclopropylindene". . p. 3083 - 3092. Retrieved 1999.
• 2、 -. "Unbridged indacenyl metallocenes". Page/Page column 62; 69. . Retrieved 2021/05/12.
• 3、 Mulks, Florian F.,Antoni, Patrick W.,Rominger, Frank,Hashmi, A. Stephen K.. "Cyclopropenylgold(I) Complexes as Aurated Carbenoids or Quasi-Carbenes". . p. 1810 - 1821. Retrieved 2018/03/21.