trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile

Base Information

Chemical Name:trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile
CAS No.:135800-28-1
Molecular Formula:C₂₃H₂₁N₃O₄
Molecular Weight:403.437
Hs Code.:

Synonyms:trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile

Suppliers and Price of trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile

Supply Marketing:

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

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile

There total 5 articles about trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile 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: 2.2%

: 42413-70-7
pyridazine-3,6-dione

: 135800-10-1
1a-Benzyl-2,2-dimethyl-1a,7b-dihydro-2H-1,3-dioxa-cyclopropa[a]naphthalene-6-carbonitrile

: 135800-28-1
trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile

Guidance literature:: With pyridine; In ethanol; at 230 ℃; for 20h;
DOI:10.1021/jm00114a017

Reference yield:

: 121021-88-3
3,4-dihydro-2,2-dimethyl-4-oxo-2H-1-benzopyran-6-carbonitrile

: 135800-28-1
trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) piperidine, 2.) NaBH₄ / 1.) EtOH, 75 deg C, 1 h, 2.) EtOH, RT, 1 h

2: p-toluenesulfonic acid / toluene / 6 h / Heating

3: 44 percent / 3-chloroperbenzoic acid (MCPBA) / CH₂Cl₂ / Ambient temperature

4: 2.2 percent / pyridine / ethanol / 20 h / 230 °C

With piperidine; pyridine; sodium tetrahydroborate; toluene-4-sulfonic acid; 3-chloro-benzenecarboperoxoic acid; In ethanol; dichloromethane; toluene;
DOI:10.1021/jm00114a017

Reference yield:

: 100-52-7
benzaldehyde

: 135800-28-1
trans-3-benzyl-3,4-dihydro-4-<(1,6-dihydro-6-oxo-3-pyridazinyl)oxy>-3-hydroxy-2,2-dimethyl-2H-1-benzopyran-6-carbonitrile

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) piperidine, 2.) NaBH₄ / 1.) EtOH, 75 deg C, 1 h, 2.) EtOH, RT, 1 h

2: p-toluenesulfonic acid / toluene / 6 h / Heating

3: 44 percent / 3-chloroperbenzoic acid (MCPBA) / CH₂Cl₂ / Ambient temperature

4: 2.2 percent / pyridine / ethanol / 20 h / 230 °C

With piperidine; pyridine; sodium tetrahydroborate; toluene-4-sulfonic acid; 3-chloro-benzenecarboperoxoic acid; In ethanol; dichloromethane; toluene;
DOI:10.1021/jm00114a017