1-Methyl-6,7-dihydro-1H-indol-4(5H)-one

Base Information

• Chemical Name: 1-Methyl-6,7-dihydro-1H-indol-4(5H)-one
• CAS No.: 51471-08-0
• Molecular Formula: C9H11 N O
• Molecular Weight: 149.1897
• Hs Code.: 2933990090
• NSC Number: 131678
• DSSTox Substance ID: DTXSID20299631
• Nikkaji Number: J948.580E
• Wikidata: Q72491000
• Mol file: 51471-08-0.mol

Synonyms:51471-08-0;1-Methyl-6,7-dihydro-1H-indol-4(5H)-one;6,7-Dihydro-1-methyl-1H-indol-4(5H)-one;1-methyl-6,7-dihydro-5H-indol-4-one;1-METHYL-4,5,6,7-TETRAHYDRO-1H-INDOL-4-ONE;1-METHYL-6,7-DIHYDROINDOL-4(5H)-ONE;1-methyl-1,5,6,7-tetrahydro-4h-indol-4-one;4H-Indol-4-one, 1,5,6,7-tetrahydro-1-methyl-;MFCD01444760;NSC131678;SCHEMBL1266405;DTXSID20299631;DZQFXLPORSTNMP-UHFFFAOYSA-N;AMY33949;BCA47108;SC1931;AKOS004907162;AB09129;CS-W002774;NSC-131678;1-methyl-1,5,6,7-tetrahydroindol4-one;AS-54614;SY020541;1-methyl-1,5,6,7-tetrahydroindol-4-one;FT-0685769;A871274;J-518151

Chemical Property of 1-Methyl-6,7-dihydro-1H-indol-4(5H)-one

Chemical Property:

• Vapor Pressure: 0.00489mmHg at 25°C
• Melting Point: 84-86oC
• Boiling Point: 276.1°Cat760mmHg
• Flash Point: 120.8°C
• PSA: 22.00000
• Density: 1.17g/cm³
• LogP: 1.54410
• XLogP3: 0.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 149.084063974
• Heavy Atom Count: 11
• Complexity: 178

Purity/Quality:

97% ^*data from raw suppliers

6,7-Dihydro-1-methyl-1h-indol-4(5H)-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CN1C=CC2=C1CCCC2=O

Technology Process of 1-Methyl-6,7-dihydro-1H-indol-4(5H)-one

There total 8 articles about 1-Methyl-6,7-dihydro-1H-indol-4(5H)-one 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: 92.0%

4-oxo-4,5,6,7-tetrahydrobenzofuran (16806-93-2) + methylamine (74-89-5) → 1-methyl-1,5,6,7-tetrahydro-indol-4-one (51471-08-0)

Guidance literature:

In ethanol; at 150 ℃; for 12h;

Reference yield: 80.0%

N-Methylpyrrole (96-54-8) + 4-butanolide (96-48-0) → 1-methyl-1,5,6,7-tetrahydro-indol-4-one (51471-08-0) + 1-methyl-1,4,5,6-tetrahydro-7H-indol-7-one (113342-39-5) + 4-Hydroxy-1-(1-methyl-1H-pyrrol-2-yl)-butan-1-one (171858-07-4)

Guidance literature:

With aluminium trichloride; In chloroform; at 60 ℃; for 3h;

DOI:10.1016/00404-0399(50)1328-F

Reference yield: 78.0%

1,5,6,7-tetrahydro-indol-4-one (13754-86-4) + methyl iodide (74-88-4) → 1-methyl-1,5,6,7-tetrahydro-indol-4-one (51471-08-0)

Guidance literature:

1,5,6,7-tetrahydro-indol-4-one; With sodium hydride; In tetrahydrofuran; mineral oil; at 0 ℃; for 0.5h; Inert atmosphere;

methyl iodide; In tetrahydrofuran; mineral oil; at 20 ℃; Inert atmosphere;

DOI:10.1021/ja508449y

upstream raw materials:

4-oxo-4,5,6,7-tetrahydrobenzofuran

methylamine

N-Methylpyrrole

4-butanolide

Downstream raw materials:

5'H-1,3-dibenzyl-6',7'-dihydro-1'-methylspiro(imidazolidin-5,4'-indole)-2,4-dione

C₂₅H₂₇N₃O₂

5'H-3-benzyl-6',7'-dihydro-4-hydroxy-1'-methylspiro(imidazolidin-5,4'-indole)-2-one

5'H-3-benzyl-6',7'-dihydro-1'-methylspiro(imidazolidin-5,4'-indole)-2,4-dione