4-methylene-2-phenylchromane

Base Information

• Chemical Name: 4-methylene-2-phenylchromane
• CAS No.: 42931-13-5
• Molecular Formula: C₁₆H₁₄O
• Molecular Weight: 222.287
• Mol file: 42931-13-5.mol

Synonyms:4-methylene-2-phenylchromane

Chemical Property of 4-methylene-2-phenylchromane

Chemical Property:

Purity/Quality:

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MSDS Files:

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Technology Process of 4-methylene-2-phenylchromane

There total 1 articles about 4-methylene-2-phenylchromane 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: 30.0%

Methyltriphenylphosphonium bromide (1779-49-3) + Flavanone (487-26-3) → 4-methylene-2-phenylchromane (42931-13-5)

Guidance literature:

Methyltriphenylphosphonium bromide; With potassium tert-butylate; In tetrahydrofuran; at 20 ℃; for 1h; Inert atmosphere;

Flavanone; In tetrahydrofuran; at 20 ℃; Inert atmosphere;

DOI:10.1039/c9cc08310c

Reference yield: 99.0%

rac-6-chloro-3-(3-methoxy-phenyl)-1,3-dihydro-indol-2-one (917917-40-9) + 1-iodo-2,2,3,3,4,4,5,5,5-nonafluorobutane (423-39-2) + 4-methylene-2-phenylchromane (42931-13-5) → C35H25ClF9NO3

Guidance literature:

With N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; at 40 ℃; for 5h; Irradiation; Inert atmosphere;

DOI:10.1039/d1sc05273j

Reference yield: 74.0%

N-((fluoromethyl)(oxo)(phenyl)-λ6-sulfaneylidene)-4-methylbenzenesulfonamide (1097193-08-2) + 4-methylene-2-phenylchromane (42931-13-5) → C17H17FO2

Guidance literature:

With 1,4-bis(diphenylamino)naphthalene; water; In acetone; at 20 ℃; for 24h; Irradiation;

DOI:10.1021/acscatal.9b00473

upstream raw materials:

Methyltriphenylphosphonium bromide

Flavanone