1-Phenylpyrazole
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
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
Precursor & DownStream
Precursor
DownStream
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
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...