4--3-formyl-2(2H)-chromenone

Base Information

Chemical Name:4--3-formyl-2(2H)-chromenone
CAS No.:154417-79-5
Molecular Formula:C₂₁H₁₉NO₃
Molecular Weight:333.387
Hs Code.:

4-<N-benzyl-(E)-2-butenylamino>-3-formyl-2(2H)-chromenone

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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--3-formyl-2(2H)-chromenone

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Technology Process of 4--3-formyl-2(2H)-chromenone

There total 1 articles about 4--3-formyl-2(2H)-chromenone 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:

: 50329-91-4
4-chloro-3-formylcoumarin

: 107733-62-0
benzyl crotyl amine

: 154417-79-5
4--3-formyl-2(2H)-chromenone

Guidance literature:: DOI:10.1016/S0040-4020(01)80817-6

Reference yield: 71.0%

: 154417-79-5
4--3-formyl-2(2H)-chromenone

: 1-benzyl-12-methyl-1,2-dihydro-2,4-ethanochromen<4,3-d><1,3>oxazin-5(4H,5H)-one

Guidance literature:: In toluene; for 40h; Mechanism; Product distribution; Heating; further 4-(2-alkenylamino)-3-formyl-3(2H)-chromenones giving further 1,2-dihydro-2,4-ethanochromen<4,3-d><1,3>oxazin-5(4H,5H)-one derivatives; stereoselectivity;
DOI:10.1016/S0040-4020(01)80817-6

Reference yield:

: 154417-79-5
4--3-formyl-2(2H)-chromenone

: (1S*,3aR*,11aR*)-10-benzyl-1-methyl-3,3a,4,10,11,11a-hexahydro-1H-isoxazolo<3,4-d><1>benzopyrano<4,3-b>pyridin-4-one

Guidance literature:: With hydroxylamine hydrochloride; sodium hydrogencarbonate; Yield given. Multistep reaction; 1.) C₂H₅OH, reflux, 1 h, 2.) H₂O;