2,4-Dihydro-3-phenyl(1)benzopyrano(4,3-c)pyrazole

Base Information

Chemical Name:2,4-Dihydro-3-phenyl(1)benzopyrano(4,3-c)pyrazole
CAS No.:74618-04-5
Molecular Formula:C16H12N2O
Molecular Weight:248.2793
Hs Code.:
DSSTox Substance ID:DTXSID90996120
Nikkaji Number:J3.589.012B,J3.589.013K

Synonyms:BRN 5559414;2,4-Dihydro-3-phenyl(1)benzopyrano(4,3-c)pyrazole;3-Phenyl-2,4-dihydro[1]benzopyrano[4,3-c]pyrazole;(1)Benzopyrano(4,3-c)pyrazole, 2,4-dihydro-3-phenyl-;74618-04-5;DTXSID90996120;LS-39862;J3.589.012B;J3.589.013K;3-Phenyl-1,4-dihydro[1]benzopyrano[4,3-c]pyrazole

Suppliers and Price of 2,4-Dihydro-3-phenyl(1)benzopyrano(4,3-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 2,4-Dihydro-3-phenyl(1)benzopyrano(4,3-c)pyrazole

Chemical Property:

Vapor Pressure:5.64E-11mmHg at 25°C
Boiling Point:534.8°Cat760mmHg
Flash Point:188.3°C
Density:1.28g/cm³
XLogP3:3.1
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:1
Exact Mass:248.094963011
Heavy Atom Count:19
Complexity:316

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:C1C2=C(C3=CC=CC=C3O1)NN=C2C4=CC=CC=C4

Technology Process of 2,4-Dihydro-3-phenyl(1)benzopyrano(4,3-c)pyrazole

There total 8 articles about 2,4-Dihydro-3-phenyl(1)benzopyrano(4,3-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: 86.0%

: 21733-37-9
Spiro-<4-chromanon-3,2'-(3'-phenyl-oxiran)>

: 74618-04-5
3-Phenyl-2,4-dihydro-chromeno[4,3-c]pyrazole

Guidance literature:: With hydrazine hydrate; acetic acid; In ethanol; Heating;

Reference yield:

: 4-methyl-N′-{2-[(3-phenylprop-2-yn-1-yl)oxy]benzylidene}benzenesulfonohydrazide

: 74618-04-5
3-Phenyl-2,4-dihydro-chromeno[4,3-c]pyrazole

: 1,4-dihydro-3-phenylchromeno[4,3-c]pyrazole

Guidance literature:: With lithium tert-butoxide; In 1,4-dioxane; at 60 ℃; for 12h; Overall yield = >95 %; Overall yield = 36.9 mg; Inert atmosphere;
DOI:10.1021/acs.joc.6b02076