3-chloro-5-methoxyphenyl 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylate

Base Information

Chemical Name:3-chloro-5-methoxyphenyl 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylate
CAS No.:217081-37-3
Molecular Formula:C₁₈H₁₂Cl₂O₅
Molecular Weight:379.196
Hs Code.:

Synonyms:3-chloro-5-methoxyphenyl 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylate

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Chemical Property of 3-chloro-5-methoxyphenyl 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylate

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Technology Process of 3-chloro-5-methoxyphenyl 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylate

There total 6 articles about 3-chloro-5-methoxyphenyl 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylate 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: 50.0%

: 65262-96-6
3-chloro-5-methoxyphenol

: 176770-19-7
chloride of 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylic acid

: 217081-37-3
3-chloro-5-methoxyphenyl 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylate

Guidance literature:: With pyridine; In 1,4-dioxane;
DOI:10.1016/S0968-0896(00)00071-7

Reference yield:

: 89-95-2
2-methyl-benzyl alcohol

: 217081-37-3
3-chloro-5-methoxyphenyl 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylate

Guidance literature:: Multi-step reaction with 5 steps

1: aq. HCl / 0.33 h / 80 °C

2: piperidine; AcOH / ethanol / 17 h / Heating

3: aq. HCl / ethanol / 3 h / Heating

4: SOCl₂ / 3 h / Heating

5: pyridine / 2 h / 25 °C

With piperidine; pyridine; hydrogenchloride; thionyl chloride; acetic acid; In ethanol; 2: Knoevenagel reaction;
DOI:10.1021/jm050448g

Reference yield:

: 176770-20-0
6-hydroxymethyl-2-oxo-2H-1-benzopyran-3-carboxylic acid ethyl ester

: 217081-37-3
3-chloro-5-methoxyphenyl 6-chloromethyl-2-oxo-2H-1-benzopyran-3-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: aq. HCl / ethanol / 3 h / Heating

2: SOCl₂ / 3 h / Heating

3: pyridine / 2 h / 25 °C

With pyridine; hydrogenchloride; thionyl chloride; In ethanol;
DOI:10.1021/jm050448g