5,8-Dimethyl-2,3-dihydrochromen-4-one

Base Information

Chemical Name:5,8-Dimethyl-2,3-dihydrochromen-4-one
CAS No.:21875-91-2
Molecular Formula:C11H12O2
Molecular Weight:176.21200
Hs Code.:
European Community (EC) Number:937-684-3
DSSTox Substance ID:DTXSID30553195
Wikidata:Q82433726
Mol file:21875-91-2.mol

Synonyms:21875-91-2;5,8-dimethyl-2,3-dihydrochromen-4-one;5,8-Dimethylchroman-4-one;5,8-dimethyl-3,4-dihydro-2H-1-benzopyran-4-one;SCHEMBL8316043;DTXSID30553195;AM9239;AKOS009326083;EN300-53442;N12376;5,8-Dimethyl-2,3-dihydro-4H-1-benzopyran-4-one;Z384973028;5,8-Dimethyl-2,3-dihydro-4H-chromen-4-one, AldrichCPR

Suppliers and Price of 5,8-Dimethyl-2,3-dihydrochromen-4-one

Supply Marketing:

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

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

TRC
5,8-dimethyl-3,4-dihydro-2H-1-benzopyran-4-one
250mg
$ 310.00

American Custom Chemicals Corporation
5,8-DIMETHYL-3,4-DIHYDRO-2H-1-BENZOPYRAN-4-ONE 95.00%
5G
$ 1548.26

American Custom Chemicals Corporation
5,8-DIMETHYL-3,4-DIHYDRO-2H-1-BENZOPYRAN-4-ONE 95.00%
2.5G
$ 1227.82

American Custom Chemicals Corporation
5,8-DIMETHYL-3,4-DIHYDRO-2H-1-BENZOPYRAN-4-ONE 95.00%
1G
$ 852.55

AK Scientific
5,8-Dimethyl-2,3-dihydrochromen-4-one
500mg
$ 222.00

Total 8 raw suppliers

Chemical Property of 5,8-Dimethyl-2,3-dihydrochromen-4-one

Chemical Property:

PSA：26.30000
LogP:2.26860
XLogP3:2.1
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:0
Exact Mass:176.083729621
Heavy Atom Count:13
Complexity:212

Purity/Quality:

99%, ^*data from raw suppliers

5,8-dimethyl-3,4-dihydro-2H-1-benzopyran-4-one ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CC1=C2C(=O)CCOC2=C(C=C1)C

Technology Process of 5,8-Dimethyl-2,3-dihydrochromen-4-one

There total 4 articles about 5,8-Dimethyl-2,3-dihydrochromen-4-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:

: 91132-29-5
1-(2-cyanoethoxy)-2,5-dimethylbenzene

: 21875-91-2
2,3-dihydro-5,8-dimethyl-4H-1-benzopyran-4-one

Guidance literature:: With PPA; water; at 180 - 185 ℃; for 2.5h;

Reference yield:

: 4673-48-7
3-(2,5-dimethyl-phenoxy)-propionic acid

: 21875-91-2
2,3-dihydro-5,8-dimethyl-4H-1-benzopyran-4-one

Guidance literature:: With hydrogen fluoride;

Reference yield:

: 95-87-4
2,5-Dimethylphenol

: 21875-91-2
2,3-dihydro-5,8-dimethyl-4H-1-benzopyran-4-one

Guidance literature:: Multi-step reaction with 2 steps

1: aqueous NaOH

2: hydrogen fluoride

With sodium hydroxide; hydrogen fluoride;