2-phenyl-2H-pyrazole-3,4-diamine

Base Information

Chemical Name:2-phenyl-2H-pyrazole-3,4-diamine
CAS No.:85561-52-0
Molecular Formula:C9H10N4
Molecular Weight:174.205
Hs Code.:
DSSTox Substance ID:DTXSID30443002
Nikkaji Number:J2.047.114J
Wikidata:Q82260662

Synonyms:2-phenyl-2H-pyrazole-3,4-diamine;85561-52-0;SCHEMBL1753026;DTXSID30443002;NDWSQHPRNWYCAH-UHFFFAOYSA-N;1-Phenyl-4,5-diamino-1H-pyrazole

Suppliers and Price of 2-phenyl-2H-pyrazole-3,4-diamine

Supply Marketing:

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

Manufacturers and distributors:

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Chemical Property of 2-phenyl-2H-pyrazole-3,4-diamine

Chemical Property:

XLogP3:0.9
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:1
Exact Mass:174.090546336
Heavy Atom Count:13
Complexity:167

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:C1=CC=C(C=C1)N2C(=C(C=N2)N)N

Technology Process of 2-phenyl-2H-pyrazole-3,4-diamine

There total 5 articles about 2-phenyl-2H-pyrazole-3,4-diamine 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:

: 122128-87-4
5-amino-4-nitroso-1-phenylpyrazole

: 85561-52-0
1-phenyl-4,5-diaminopyrazole

Guidance literature:: With palladium on activated charcoal; hydrazine hydrate; In methanol; for 0.0833333h; Heating;
DOI:10.1002/jhet.5570340246

Reference yield:

: 58046-54-1
5-amino-1-phenyl-1H-pyrazole-4-carbohydrazide

: 85561-52-0
1-phenyl-4,5-diaminopyrazole

Guidance literature:: Multi-step reaction with 3 steps

1: 88 percent / NaNO₂; acetic acid / H₂O / 0.5 h / 0 °C

2: 33 percent / xylene / Heating

3: H₂ / Pd/C / methanol / 1.5 h / 20 °C

With hydrogen; acetic acid; sodium nitrite; palladium on activated charcoal; In methanol; water; xylene; 2: Curtius rearrangement;
DOI:10.1016/j.tetlet.2004.03.142

Reference yield:

: 16078-71-0
ethyl 5-amino-1-phenyl-1H-pyrazole-4-carboxylate

: 85561-52-0
1-phenyl-4,5-diaminopyrazole

Guidance literature:: Multi-step reaction with 4 steps

1: 65 percent / hydrazine monohydrate / ethanol / Heating

2: 88 percent / NaNO₂; acetic acid / H₂O / 0.5 h / 0 °C

3: 33 percent / xylene / Heating

4: H₂ / Pd/C / methanol / 1.5 h / 20 °C

With hydrogen; hydrazine hydrate; acetic acid; sodium nitrite; palladium on activated charcoal; In methanol; ethanol; water; xylene; 3: Curtius rearrangement;
DOI:10.1016/j.tetlet.2004.03.142