1-Phenyl-3-aminopyrazole
- Product Name
- 1-Phenyl-3-aminopyrazole
- CAS No.
- 1128-56-9
- Chemical Name
- 1-Phenyl-3-aminopyrazole
- Synonyms
- 1-phenylpyrazol-3-amine;1-phenyl-3-pyrazolamine;1-Phenyl-3-aminopyrazole;(1-phenylpyrazol-3-yl)amine;1-phenyl-1H-pyrazole-3-amine;1-Phenyl-1H-pyrazol-3-ylamine;1H-Pyrazol-3-amine, 1-phenyl-
- CBNumber
- CB31496324
- Molecular Formula
- C9H9N3
- Formula Weight
- 159.19
- MOL File
- 1128-56-9.mol
1-Phenyl-3-aminopyrazole Property
- Melting point:
- 101 °C
- Boiling point:
- 167-170 °C(Press: 8 Torr)
- Density
- 1.20±0.1 g/cm3(Predicted)
- storage temp.
- under inert gas (nitrogen or Argon) at 2–8 °C
- pka
- 3.66±0.10(Predicted)
- Appearance
- Light yellow to brown Solid
- InChI
- InChI=1S/C9H9N3/c10-9-6-7-12(11-9)8-4-2-1-3-5-8/h1-7H,(H2,10,11)
- InChIKey
- BQQFSUKXGGGGLV-UHFFFAOYSA-N
- SMILES
- N1(C2=CC=CC=C2)C=CC(N)=N1
Safety
- HS Code
- 2933199090
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H319Causes serious eye irritation
- Precautionary statements
-
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- P321170
- Product name
- 1-Phenyl-1H-pyrazol-3-amine
- Packaging
- 25mg
- Price
- $45
- Updated
- 2021/12/16
- Product number
- P321170
- Product name
- 1-Phenyl-1H-pyrazol-3-amine
- Packaging
- 250mg
- Price
- $240
- Updated
- 2021/12/16
- Product number
- OR938962
- Product name
- 1-Phenyl-1H-pyrazol-3-amine
- Purity
- 95%
- Packaging
- 100mg
- Price
- $140
- Updated
- 2021/12/16
- Product number
- OR938962
- Product name
- 1-Phenyl-1H-pyrazol-3-amine
- Purity
- 95%
- Packaging
- 250mg
- Price
- $200
- Updated
- 2021/12/16
- Product number
- 3H30-1-PK
- Product name
- 1-Phenyl-1H-pyrazol-3-amine
- Purity
- 95%
- Packaging
- 100mg
- Price
- $224
- Updated
- 2021/12/16
1-Phenyl-3-aminopyrazole Chemical Properties,Usage,Production
Synthesis
3314-35-0
1128-56-9
General procedure for the synthesis of 1-phenyl-3-aminopyrazole from 1-phenyl-4,5-dihydro-1H-pyrazol-3-amine: to a solution of 1-phenyl-4,5-dihydro-1H-pyrazol-3-amine (7.4 g, 46 mmol) in dioxane (200 mL) was added 2,3-dichloro-5,6-dicyano-1,4-benzoquinone (11.54 g, 50 mmol ). After addition, the reaction mixture was stirred at room temperature for 1 h. The resulting dark-colored solution was then filtered through a pad of diatomaceous earth. The filtrate was acidified with 1N HCl aqueous solution (100 mL) and extracted with dichloromethane (50 mL). The organic layer was extracted again with 1N HCl aqueous solution (50 mL). The combined aqueous layers were washed with dichloromethane (2 x 50 mL) and then adjusted to pH 12 with NaOH, followed by extraction with dichloromethane (3 x 100 mL). The combined dichloromethane extracts were washed with saturated aqueous NaCl (100 mL), dried (MgSO4), and concentrated under reduced pressure to give 1-phenyl-3-aminopyrazole as a light orange solid (3.0 g, 41% yield).LC/MS (Method A): retention time = 1.43 min, (M+H)+ =160.
References
[1] Bioorganic and medicinal chemistry, 2002, vol. 10, # 3, p. 817 - 827
[2] Patent: US4149005, 1979, A
[3] Farmaco, Edizione Scientifica, 1985, vol. 40, # 11, p. 808 - 817
[4] Patent: US2006/154956, 2006, A1. Location in patent: Page/Page column 9
[5] Zhurnal Obshchei Khimii, 1959, vol. 29, p. 658,659; engl. Ausg. S. 650, 651
1-Phenyl-3-aminopyrazole Preparation Products And Raw materials
Raw materials
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View Lastest Price from 1-Phenyl-3-aminopyrazole manufacturers
- Product
- 1-Phenyl-3-aminopyrazole 1128-56-9
- Price
- US $0.00-0.00/KG
- Min. Order
- 1KG
- Purity
- 99.0%
- Supply Ability
- 1000MT
- Release date
- 2024-07-17
- Product
- 1-Phenyl-3-aminopyrazole 1128-56-9
- Price
- US $0.10/KG
- Min. Order
- 1KG
- Purity
- 98.0%
- Supply Ability
- 10
- Release date
- 2024-07-14
- Product
- 1-Phenyl-1H-pyrazol-3-amine 1128-56-9
- Price
- US $8.80/KG
- Min. Order
- 1KG
- Purity
- 97%-99%
- Supply Ability
- 100kg
- Release date
- 2019-07-04