1-Phenylpyrazole

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Names

[ CAS No. ]:
1126-00-7

[ Name ]:
1-Phenylpyrazole

[Synonym ]:
1-PHENYLPYRAZOLE
1-Phenyl-1H-pyrazole
EINECS 214-415-1
MFCD00003112

Chemical & Physical Properties

[ Density]:
1.09

[ Boiling Point ]:
141-142 °C (30 mmHg)

[ Melting Point ]:
11 °C

[ Molecular Formula ]:
C9H8N2

[ Molecular Weight ]:
144.17300

[ Flash Point ]:
109°C

[ Exact Mass ]:
144.06900

[ PSA ]:
17.82000

[ LogP ]:
1.87230

[ Vapour Pressure ]:
0.0338mmHg at 25°C

[ Index of Refraction ]:
1.594-1.598

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S37/39-S26

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2933199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Pyrazole
  • Iodobenzene
  • Bromobenzene
  • Imidazole
  • Fluorobenzene
  • Phenylboronic acid
  • 1-(2-pyrazol-1-ylphenyl)propan-1-one
  • 1,3-Dibromo-2-propanol
  • Phenylhydrazine
  • 1-(2-Methoxyphenyl)-1H-pyrazole

DownStream

  • 4-Hydroxy-1-phenylpyrazole
  • 1-(1-Phenyl-1h-pyrazol-4-yl)ethanone
  • 1-(4-Nitrophenyl)-pyrazole
  • Phenyl ethyl ketone
  • (2-(1H-PYRAZOL-1-YL)PHENYL)METHANAMINE
  • 1-(4-BENZENESULFONIC ACID)PYRAZOLE
  • 2-cyano-N-phenyl-acetaldimine
  • 3-anilinoprop-2-enenitrile
  • Indene

Customs

[ HS Code ]: 2933199090

[ Summary ]:
2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles

Rhodium-catalyzed oxidative 1:1, 1:2, and 1:4 coupling reactions of phenylazoles with internal alkynes through the regioselective cleavages of multiple C-H bonds.

J. Org. Chem. 76(1) , 13-24, (2011)

The direct oxidative coupling of phenylazoles with internal alkynes proceeds efficiently in the presence of a rhodium catalyst and a copper oxidant accompanied by double or quadruple C-H bond cleavage...

Autocatalytic intermolecular versus intramolecular deprotonation in C-H bond activation of functionalized arenes by ruthenium(II) or palladium(II) complexes.

Chemistry 19(23) , 7595-604, (2013)

The activation of the C-H bond of 1-phenylpyrazole (2) and 2-phenyl-2-oxazoline (3) by [Ru(OAc)2(p-cymene)] is an autocatalytic process catalyzed by the co-product HOAc. The reactions are indeed faste...

[A new type of iridium (III) phenylpyrazole complexes: synthesis, photophysical characterization].

Guang Pu Xue Yu Guang Pu Fen Xi 30(9) , 2424-7, (2010)

New heteroleptic iridium(III) complexes (ppz)2Ir(LX), which consist of two cyclometalated ligands ppz(1-phenylpyrazole) together with an ancillary ligand LX (LX= 2-(2'-hydroxylphenyl)benzothiazole (BT...


More Articles

Related Compounds

  • 5-iodo-1-phenylpyrazole
  • 3-Amino-1-phenylpyrazole
  • 3-cyano-1-phenylpyrazole
  • 3-Amino-1-phenylpyrazole
  • 4-cyano-1-phenylpyrazole
  • 5-bromo-1-phenylpyrazole
  • 2-(4-Bromophenyl)-6-(4-methoxyphenyl)pyridine-4-carbaldehyde
  • 1-(4-Chlorophenyl)-3-(5-fluoro-2-hydroxyphenyl)propane-1,3-dione
  • (E)-3-(Diethylamino)-1-(5-fluoro-2-hydroxyphenyl)prop-2-en-1-one
  • (E)-3-(Diethylamino)-1-(2-hydroxy-4,5-dimethylphenyl)prop-2-en-1-one
  • 3-(2,4-Dihydro-1-oxo-1,2,4-triazolo(3,4-c)(1,4)-benzoxazin-2-yl)propionitrile
  • 4-Bromo-3-fluoro-2-(methylthio)phenol
  • 3-(8-Chloro-2,4-dihydro-1-oxo-1,2,4-triazolo(3,4-c)(1,4)-benzoxazin-2-yl)propionitrile
  • 7H-Imidazo[4,5-d]-v-triazin-4-one, hydrate
  • 5-bromo-2-chloro-N-(1-(4-ethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-3-methyl-1H-pyrazol-5-yl)benzamide
  • tert-Butyl (4-(cyanomethyl)bicyclo[2.2.2]octan-1-yl)carbamate
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