1-Methyl-3H-naphtho[2,1-b]pyran-3-one

Base Information

Chemical Name:1-Methyl-3H-naphtho[2,1-b]pyran-3-one
CAS No.:21568-13-8
Molecular Formula:C14H10O2
Molecular Weight:210.232
Hs Code.:
DSSTox Substance ID:DTXSID20445035
Nikkaji Number:J523.942G
Wikidata:Q82263358
Mol file:21568-13-8.mol

Synonyms:1-Methyl-3H-naphtho[2,1-b]pyran-3-one;21568-13-8;3H-Naphtho[2,1-b]pyran-3-one, 1-methyl-;SCHEMBL15986417;1-Methyl-benzo[f]chromen-3-one;DTXSID20445035;NSC803767;NSC-803767;1-methyl-3h-naphtho[2,1--b]pyran-3-one

Suppliers and Price of 1-Methyl-3H-naphtho[2,1-b]pyran-3-one

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 1-Methyl-3H-naphtho[2,1-b]pyran-3-one

Chemical Property:

XLogP3:3.1
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:0
Exact Mass:210.068079557
Heavy Atom Count:16
Complexity:332

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CC1=CC(=O)OC2=C1C3=CC=CC=C3C=C2

Technology Process of 1-Methyl-3H-naphtho[2,1-b]pyran-3-one

There total 4 articles about 1-Methyl-3H-naphtho[2,1-b]pyran-3-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: 75.0%

: 574-19-6
1-(2-hydroxy-1-naphthyl)ethan-1-one

: 73818-41-4
2-triphenyl(α-carboxymethylene)phosphorane imidazolide

: 288-32-4
1H-imidazole

: 21568-13-8
1-methyl-3H-naphtho[2,1-b]pyran-3-one

Guidance literature:: 1-(2-hydroxy-1-naphthyl)ethan-1-one; With sodium methylate; In 5,5-dimethyl-1,3-cyclohexadiene; at 60 ℃; for 2h; Inert atmosphere;

2-triphenyl(α-carboxymethylene)phosphorane imidazolide; In 5,5-dimethyl-1,3-cyclohexadiene; for 48h; Reflux; Inert atmosphere;
DOI:10.1016/j.tetlet.2008.10.133

Reference yield: 4.0%

: 141-97-9
ethyl acetoacetate

: 135-19-3
β-naphthol

: 5891-82-7
3-methyl-4H-naphtho[2,1-b]pyran-1-one

: 21568-13-8
1-methyl-3H-naphtho[2,1-b]pyran-3-one

Guidance literature:: PPA; at 120 - 130 ℃; for 2h; other cond.: or with AlCl₃;

Reference yield:

: 141-97-9
ethyl acetoacetate

: 135-19-3
β-naphthol

: 5891-82-7
3-methyl-4H-naphtho[2,1-b]pyran-1-one

: 21568-13-8
1-methyl-3H-naphtho[2,1-b]pyran-3-one

: 24145-77-5
4-methyl-2H-benzo[g]chromen-2-one

: 77204-12-7
3-methyl-9-hydroxyphenalen-1-one

Guidance literature:: aluminium trichloride; Yield given. Multistep reaction; 1) 120-130 deg C, 2h, 2) 50percent HCl; other cond.: or with polyphosphoric acid;