bispyrazolone

Names

[ Name ]:
bispyrazolone

[Synonym ]:
(4,4'-Bi-3H-pyrazole)-3,3'-dione, 2,2',4,4'-tetrahydro-5,5'-dimethyl-2,2'-diphenyl-
MFCD00020765
BIS(3-METHYL-1-PHENYL-5-PYRAZOLONE)
bis-pyrazolone
3,3'-dimethyl-1,1'-diphenyl-4,4'-bi-4H-pyrazole-5,5'(1H,1'H)-dione
4,4'-bis-(1-phenyl-3-methyl-2-pyrazolin-5-one)
EINECS 231-282-5
3,3'-Dimethyl-1,1'-diphenyl-(4,4'-bi-2-pyrazoline)-5,5'-dione
[4,4'-Bi-3H-pyrazole]-3,3'-dione, 2,2',4,4'-tetrahydro-5,5'-dimethyl-2,2'-diphenyl-
3,3'-dimethyl-1,1'-diphenyl-4,4'-bi-5-pyrazolone
edaravone diMer
5,5'-Dimethyl-2,2'-diphenyl-2,2',4,4'-tetrahydro-3H,3'H-4,4'-bipyrazole-3,3'-dione
BIS(1-PHENYL-3-METHYL-5-PYRAZOLONE)
5,5'-dimethyl-2,2'-diphenyl-1,2,1',2'-tetrahydro-[4,4']bipyrazolyl-3,3'-dione
[4,4'-Bi-1H-pyrazole]-5,5'(4H,4'H)-dione, 3,3'-dimethyl-1,1'-diphenyl-
[4,4'-Bi-2-pyrazoline]-5,5'-dione, 3,3'-dimethyl-1,1'-diphenyl-
edaravone related substance A
bis-4,4'-(3-methyl-5-oxo-1-phenylpyrazole)
(4,4'-Bi-2-pyrazoline)-5,5'-dione, 3,3'-dimethyl-1,1'-diphenyl-
Bis(1-phenyl-3-methyl-5-pyrazo
4,4'-Bis(1-phenyl-3-methyl-5-pyrazolone)

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
585.1±50.0 °C at 760 mmHg

[ Melting Point ]:
355 °C

[ Molecular Formula ]:
C₂₀H₁₈N₄O₂

[ Molecular Weight ]:
346.383

[ Flash Point ]:
307.6±30.1 °C

[ Exact Mass ]:
346.142975

[ PSA ]:
65.34000

[ LogP ]:
1.93

[ Vapour Pressure ]:
0.0±1.6 mmHg at 25°C

[ Index of Refraction ]:
1.680

[ Water Solubility ]:
formic acid: 50 mg/mL, clear, yellow

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H317

[ Precautionary Statements ]:
P280

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R43

[ Safety Phrases ]:
S36/37

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Articles

An enzymatic assay for the total cyanide content of cassava (Manihot esculenta Crantz).

J. Sci. Food Agric. 29 , 345, (1978)

An efficient treatment for detoxification process of cassava starch by plant cell wall-degrading enzymes.

J. Biosci. Bioeng. 109 (1) , 9-14, (2010)

Spectrophotometric Determination of Urea in Urine Samples by using Bispyrazolone Method. Sharma V, et.al.

Proc. Indian Acad. Sci. A 79 (1) , (2013)