4-(7-METHOXY-4-OXO-4H-CHROMEN-2-YL)BENZALDEHYDE

Base Information

Chemical Name:4-(7-METHOXY-4-OXO-4H-CHROMEN-2-YL)BENZALDEHYDE
CAS No.:329727-22-2
Molecular Formula:C₁₇H₁₂O₄
Molecular Weight:280.28
Hs Code.:
Mol file:329727-22-2.mol

Synonyms:4-(7-methoxy-4-oxo-4H-chromen-2-yl)-benzaldehyde;

Suppliers and Price of 4-(7-METHOXY-4-OXO-4H-CHROMEN-2-YL)BENZALDEHYDE

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

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Chemical Property of 4-(7-METHOXY-4-OXO-4H-CHROMEN-2-YL)BENZALDEHYDE

Chemical Property:

Melting Point:183 - 184 °C (hexane)
PSA：56.51000
LogP:3.28110

Purity/Quality:

Safty Information:

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Technology Process of 4-(7-METHOXY-4-OXO-4H-CHROMEN-2-YL)BENZALDEHYDE

There total 6 articles about 4-(7-METHOXY-4-OXO-4H-CHROMEN-2-YL)BENZALDEHYDE 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: 58.4%

: 849367-92-6
2-(4-bromomethylphenyl)-7-methoxy-4H-1-benzopyran-4-one

: 329727-22-2
2-(4-formylphenyl)-7-methoxy-4H-1-benzopyran-4-one

Guidance literature:: 2-(4-bromomethylphenyl)-7-methoxy-4H-1-benzopyran-4-one; With hexamethylenetetramine; acetic acid; for 4h; Heating;

With hydrogenchloride; for 0.5h; Heating;
DOI:10.1016/j.bmc.2004.12.006

Reference yield:

: 849367-91-5
4-methylbenzoic acid 2'-acetyl-5'-methoxyphenyl ester

: 329727-22-2
2-(4-formylphenyl)-7-methoxy-4H-1-benzopyran-4-one

Guidance literature:: Multi-step reaction with 4 steps

1.1: 63.4 percent / KOH; pyridine / 1 h / 60 °C

2.1: 90 percent / sulfuric acid / 1 h / 20 °C

3.1: 33.2 percent / N-bromosuccinimide; benzoyl peroxide / CCl₄ / 6 h / Heating

4.1: hexamethylenetetramine; acetic acid / 4 h / Heating

4.2: 58.4 percent / hydrochloric acid / 0.5 h / Heating

With pyridine; potassium hydroxide; N-Bromosuccinimide; hexamethylenetetramine; sulfuric acid; acetic acid; dibenzoyl peroxide; In tetrachloromethane; 1.1: Baker-Venkataraman rearrangement;
DOI:10.1016/j.bmc.2004.12.006

Reference yield:

: 496784-98-6
1-(2-hydroxy-4-methoxyphenyl)-3-(4-methylphenyl)-1,3-propanedione

: 329727-22-2
2-(4-formylphenyl)-7-methoxy-4H-1-benzopyran-4-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: 90 percent / sulfuric acid / 1 h / 20 °C

2.1: 33.2 percent / N-bromosuccinimide; benzoyl peroxide / CCl₄ / 6 h / Heating

3.1: hexamethylenetetramine; acetic acid / 4 h / Heating

3.2: 58.4 percent / hydrochloric acid / 0.5 h / Heating

With N-Bromosuccinimide; hexamethylenetetramine; sulfuric acid; acetic acid; dibenzoyl peroxide; In tetrachloromethane;
DOI:10.1016/j.bmc.2004.12.006