7,8,9,10-Tetrahydrobenzo[8]annulen-5(6h)-one

Base Information

• Chemical Name: 7,8,9,10-Tetrahydrobenzo[8]annulen-5(6h)-one
• CAS No.: 829-14-1
• Molecular Formula: C12H14O
• Molecular Weight: 174.243
• European Community (EC) Number: 869-704-0
• NSC Number: 124105
• DSSTox Substance ID: DTXSID00298546
• Nikkaji Number: J2.492.393B
• Wikidata: Q82040416

Synonyms:7,8,9,10-tetrahydrobenzo[8]annulen-5(6h)-one;829-14-1;7,8,9,10-tetrahydro-6H-benzo[8]annulen-5-one;7,8,9,10-tetrahydro-6H-benzocycloocten-5-one;NSC124105;SCHEMBL4573854;SEKQECDUSDIAPN-UHFFFAOYSA-;DTXSID00298546;SEKQECDUSDIAPN-UHFFFAOYSA-N;NSC-124105;EN300-109239;5,6,7,8,9,10-hexahydrobenzo[8]annulen-5-one;6,7,8,9-tetrahydro-5H-benzo[8]annulen-10-one;InChI=1/C12H14O/c13-12-9-3-1-2-6-10-7-4-5-8-11(10)12/h4-5,7-8H,1-3,6,9H2

Chemical Property of 7,8,9,10-Tetrahydrobenzo[8]annulen-5(6h)-one

Chemical Property:

• Vapor Pressure: 0.00187mmHg at 25°C
• Boiling Point: 292.1°C at 760 mmHg
• Flash Point: 122.6°C
• Density: 1.035g/cm³
• XLogP3: 3.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 0
• Exact Mass: 174.104465066
• Heavy Atom Count: 13
• Complexity: 186

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1CCC2=CC=CC=C2C(=O)CC1

Technology Process of 7,8,9,10-Tetrahydrobenzo[8]annulen-5(6h)-one

There total 1 articles about 7,8,9,10-Tetrahydrobenzo[8]annulen-5(6h)-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:

1,3,4,8b-tetrahydrobiphenylen-4a(2H)-ol (31274-15-4,54881-56-0) → (RS)-2-phenylcyclohexanone (1444-65-1) + 7,8,9,10-tetrahydro-6H-benzocycloocten-5-one (829-14-1)

Guidance literature:

With tert.-butyl lithium; In tetrahydrofuran; at 66 ℃; for 1h; Yield given. Yields of byproduct given;

DOI:10.1002/hlca.19980810207

Reference yield: 80.0%

7,8,9,10-tetrahydro-6H-benzocycloocten-5-one (829-14-1) + toluene-4-sulfonic acid hydrazide (1576-35-8) → 5,6,7,8,9,10-Hexahydrobenzocycloocten-5-on-p-tolylsulfonylhydrazon (73424-48-3)

Guidance literature:

In ethanol; for 3h; Heating;

Reference yield: 53.0%

formaldehyd (50-00-0,30525-89-4,61233-19-0) + 7,8,9,10-tetrahydro-6H-benzocycloocten-5-one (829-14-1) + N,N-dimethylammonium chloride (506-59-2) → 6-Dimethylaminomethyl-7,8,9,10-tetrahydro-6H-benzocycloocten-5-one; hydrochloride (137376-70-6)

Guidance literature:

With hydrogenchloride; In ethanol; for 8h; Heating;

DOI:10.1007/BF00777420

upstream raw materials:

1,3,4,8b-tetrahydrobiphenylen-4a(2H)-ol

Downstream raw materials:

5,6,7,8-tetrahydro-4H-benzo[h]tetrazolo[1,5-a]azonine

6-Dimethylaminomethyl-7,8,9,10-tetrahydro-6H-benzocycloocten-5-one; hydrochloride

5,6,7,8,9,10-Hexahydrobenzocycloocten-5-on-p-tolylsulfonylhydrazon

2,3-Cyclopenteno-inden-1-on

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