4,6,6-Trimethyl-1,3-diphenyl-1,6-dihydropyrano[2,3-c]pyrazole

Base Information

Chemical Name:4,6,6-Trimethyl-1,3-diphenyl-1,6-dihydropyrano[2,3-c]pyrazole
CAS No.:87277-56-3
Molecular Formula:C₂₁H₂₀N₂O
Molecular Weight:316.403
Hs Code.:
DSSTox Substance ID:DTXSID80515642
Wikidata:Q82376614

Synonyms:87277-56-3;DTXSID80515642;4,6,6-Trimethyl-1,3-diphenyl-1,6-dihydropyrano[2,3-c]pyrazole

Suppliers and Price of 4,6,6-Trimethyl-1,3-diphenyl-1,6-dihydropyrano[2,3-c]pyrazole

Supply Marketing:

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

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Chemical Property of 4,6,6-Trimethyl-1,3-diphenyl-1,6-dihydropyrano[2,3-c]pyrazole

Chemical Property:

XLogP3:4.7
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:2
Exact Mass:316.157563266
Heavy Atom Count:24
Complexity:474

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CC1=CC(OC2=C1C(=NN2C3=CC=CC=C3)C4=CC=CC=C4)(C)C

Technology Process of 4,6,6-Trimethyl-1,3-diphenyl-1,6-dihydropyrano[2,3-c]pyrazole

There total 2 articles about 4,6,6-Trimethyl-1,3-diphenyl-1,6-dihydropyrano[2,3-c]pyrazole 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: 70.0%

: 67-64-1
acetone

: 63777-01-5
4-(1-Methylethylidene)-2,5-diphenyl-3-oxo-3,4-dihydro-2H-pyrazole

: 87277-56-3
1,3-Diphenyl-4,6,6-trimethyl-1,6-dihydropyrano<2,3-c>pyrazole

Guidance literature:: With triethylamine; for 24h; Heating;
DOI:10.1055/s-1983-30393

Reference yield:

: 4845-49-2
1,3-diphenyl-5-oxo-4,5-dihydro-1H-pyrazole

: 87277-56-3
1,3-Diphenyl-4,6,6-trimethyl-1,6-dihydropyrano<2,3-c>pyrazole

Guidance literature:: Multi-step reaction with 2 steps

1: 90 percent / Heating

2: 70 percent / triethylamine / Heating

With triethylamine;