(+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one

Base Information

Chemical Name:(+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one
CAS No.:120980-80-5
Molecular Formula:C₁₅H₁₀Cl₂O₄
Molecular Weight:325.148
Hs Code.:

Synonyms:(+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one

Suppliers and Price of (+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one

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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 (+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one

Chemical Property:

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Technology Process of (+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one

There total 4 articles about (+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-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:

: C₁₉H₁₈Cl₂O₆

: 120980-80-5
(+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one

Guidance literature:: With hydrogenchloride; In methanol; water; Reflux;
DOI:10.1002/cbdv.201100049

Reference yield:

: 1290638-47-9
C₁₉H₁₈Cl₂O₆

: 120980-80-5
(+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one

Guidance literature:: Multi-step reaction with 2 steps

1: water; sodium acetate / ethanol / Reflux

2: hydrogenchloride / methanol; water / Reflux

With hydrogenchloride; water; sodium acetate; In methanol; ethanol; water;
DOI:10.1002/cbdv.201100049

Reference yield:

: 480-66-0,67471-34-5
2,4,6-trihydroxyacetophenone

: 120980-80-5
(+/-)-2-(3,4-dichlorophenyl)-2,3-dihydro-5,7-dihydroxy-4H-1-benzopyran-4-one

Guidance literature:: Multi-step reaction with 4 steps

1: potassium carbonate / acetone / Reflux

2: sodium hydroxide / methanol; water

3: water; sodium acetate / ethanol / Reflux

4: hydrogenchloride / methanol; water / Reflux

With hydrogenchloride; water; sodium acetate; potassium carbonate; sodium hydroxide; In methanol; ethanol; water; acetone;
DOI:10.1002/cbdv.201100049