2,2-Dimethyl-2H-1-benzopyran

Base Information Edit

Chemical Name:2,2-Dimethyl-2H-1-benzopyran
CAS No.:2513-25-9
Molecular Formula:C11H12O
Molecular Weight:160.216
Hs Code.:2901299090
Mol file:2513-25-9.mol

Synonyms:2,2-dimethyl-2H-1-benzopyran;2H-1-Benzopyran,2,2-dimethyl;2H-1-Benzopyran, 2,2-dimethyl-;2,2'-dimethylchromene;2,2-dimethyl-2H-chromene;

Suppliers and Price of 2,2-Dimethyl-2H-1-benzopyran

Supply Marketing:Edit

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

Total 1 raw suppliers

Chemical Property of 2,2-Dimethyl-2H-1-benzopyran Edit

Chemical Property:

Vapor Pressure:0.0964mmHg at 25°C
Melting Point:78-90 °C
Refractive Index:1.5400 (estimate)
Boiling Point:231.1°Cat760mmHg
Flash Point:86.6°C
PSA：9.23000
Density:1.007g/cm³
LogP:2.87080

Purity/Quality:: 99% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Technology Process of 2,2-Dimethyl-2H-1-benzopyran

There total 12 articles about 2,2-Dimethyl-2H-1-benzopyran 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: 70.0%

: 115-18-4
2-methyl-3-buten-2-ol

: 533-58-4
2-Iodophenol

: 2513-25-9
2,2-dimethyl-2H-chromene

: C₁₁H₁₄O₂

Guidance literature:: With potassium carbonate; palladium dichloride; In N,N-dimethyl-formamide; at 140 ℃; for 0.5h; Molecular sieve; Microwave irradiation;
DOI:10.1080/00397911.2015.1056371

Reference yield: 38.0%

: 13206-46-7
2-bromo-2-methylpropanal

: 70340-04-4
(2-hydroxybenzyl)triphenylphosphonium bromide

: 2513-25-9
2,2-dimethyl-2H-chromene

: 791-28-6
Triphenylphosphine oxide

Guidance literature:: With sodium tert-pentoxide; In toluene; 1.) room temp, 10 min; 2.) reflux, 30 min;
DOI:10.1016/0040-4020(80)80192-X

Reference yield:

: 17235-15-3
(E)-2-(3-hydroxy-3-methylbut-1-en-1-yl)phenol

: 2513-25-9
2,2-dimethyl-2H-chromene

: 36852-15-0
4-(2-Hydroxyphenyl)-3-methyl-1,3-butadien

Guidance literature:: With [2,2]bipyridinyl; iron(III) chloride; In tetrahydrofuran; at 20 - 80 ℃; for 5h; Overall yield = 54 %; Overall yield = 43 mg; Microwave irradiation; Inert atmosphere;
DOI:10.1002/adsc.201500058