3,5-bis(4-bromophenyl)-1H-pyrazole

Base Information

Chemical Name:3,5-bis(4-bromophenyl)-1H-pyrazole
CAS No.:21399-30-4
Molecular Formula:C₁₅H₁₀Br₂N₂
Molecular Weight:378.066
Hs Code.:
DSSTox Substance ID:DTXSID501295411

Synonyms:3,5-bis(4-bromophenyl)-1H-pyrazole;21399-30-4;3,5-bis-(4-bromo-phenyl)-1H-pyrazole;DTXSID501295411;BBL040150;STK349932;AKOS000311273;CS-0268086;EN300-230054

Suppliers and Price of 3,5-bis(4-bromophenyl)-1H-pyrazole

Supply Marketing:

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

Manufacturers and distributors:

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Chemicals and raw materials
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Total 1 raw suppliers

Chemical Property of 3,5-bis(4-bromophenyl)-1H-pyrazole

Chemical Property:

XLogP3:4.9
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:1
Rotatable Bond Count:2
Exact Mass:377.91902
Heavy Atom Count:19
Complexity:284

Purity/Quality:: 99% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:C1=CC(=CC=C1C2=CC(=NN2)C3=CC=C(C=C3)Br)Br

Technology Process of 3,5-bis(4-bromophenyl)-1H-pyrazole

There total 5 articles about 3,5-bis(4-bromophenyl)-1H-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: 57.0%

: 5471-96-5
1,3-bis(4-bromophenyl)-2-propen-1-one

: 21399-30-4
3,5-bis(4-bromophenyl)-1H-pyrazole

Guidance literature:: With sulfur; hydrazine hydrate; In ethanol; at 150 ℃; for 2h; Microwave irradiation;
DOI:10.1002/chem.201502995

Reference yield:

: 99-90-1
para-bromoacetophenone

: 21399-30-4
3,5-bis(4-bromophenyl)-1H-pyrazole

Guidance literature:: Multi-step reaction with 2 steps

1: sodium hydroxide / methanol; water

2: hydrazine hydrate; sulfur / ethanol / 2 h / 150 °C / Microwave irradiation

With sulfur; hydrazine hydrate; sodium hydroxide; In methanol; ethanol; water;
DOI:10.1002/chem.201502995

Reference yield:

: 1122-91-4
4-bromo-benzaldehyde

: 21399-30-4
3,5-bis(4-bromophenyl)-1H-pyrazole

Guidance literature:: Multi-step reaction with 2 steps

1: sodium hydroxide / methanol; water

2: hydrazine hydrate; sulfur / ethanol / 2 h / 150 °C / Microwave irradiation

With sulfur; hydrazine hydrate; sodium hydroxide; In methanol; ethanol; water;
DOI:10.1002/chem.201502995