ChemicalBook > Product Catalog >Analytical Chemistry >Analysis reagents >General Analytical Reagents >BISPYRAZOLONE

BISPYRAZOLONE

BISPYRAZOLONE Structure
CAS No.
7477-67-0
Chemical Name:
BISPYRAZOLONE
Synonyms
NSC 37393;NSC 401001;BISPYRAZOLONE;edaravone diMer;Bispyrazolone, GR;Bispyrazolone, 98+%;Edaravone IMpurity IV;LABOTEST-BB LT00008461;Edaravone DiMer IMpurity;edaravone related substance A
CBNumber:
CB0360601
Molecular Formula:
C20H18N4O2
Molecular Weight:
346.38
MOL File:
7477-67-0.mol
MSDS File:
SDS
Modify Date:
2024/3/25 11:48:53

BISPYRAZOLONE Properties

Melting point 355 °C
Boiling point 481.12°C (rough estimate)
Density 1.31
refractive index 1.6620 (estimate)
storage temp. Refrigerator
solubility formic acid: 50 mg/mL, clear, yellow
form crystalline
pka 2.15±0.70(Predicted)
color tan
BRN 572787
CAS DataBase Reference 7477-67-0(CAS DataBase Reference)
EPA Substance Registry System [4,4'-Bi-3H-pyrazole]-3,3'-dione, 2,2',4,4'-tetrahydro-5,5'-dimethyl-2,2'-diphenyl- (7477-67-0)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H317
Precautionary statements  P280g-P302+P352a-P321-P333+P313-P501a-P261-P272-P280-P302+P352+P333+P313+P363-P501
Hazard Codes  Xi
Risk Statements  43
Safety Statements  36/37
WGK Germany  3
TSCA  Yes
HS Code  29331990
NFPA 704
1
0 0

BISPYRAZOLONE price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 15156 Bispyrazolone for TLC derivatization, for the det.of cyanide, ≥98.0% 7477-67-0 5G ₹7112.03 2022-06-14 Buy
TCI Chemicals (India) B0508 Bis(3-methyl-1-phenyl-5-pyrazolone) [for Determination of CN, Vitamin B12, etc] 7477-67-0 25G ₹5700 2022-05-26 Buy
ALFA India ALF-A14308-14 Bispyrazolone, 98+% 7477-67-0 25g ₹7614 2022-05-26 Buy
TCI Chemicals (India) B0508 Bis(3-methyl-1-phenyl-5-pyrazolone) [for Determination of CN, Vitamin B12, etc] 7477-67-0 250G ₹25200 2022-05-26 Buy
ALFA India ALF-A14308-06 Bispyrazolone, 98+% 7477-67-0 5g ₹3831 2022-05-26 Buy
Product number Packaging Price Buy
15156 5G ₹7112.03 Buy
B0508 25G ₹5700 Buy
ALF-A14308-14 25g ₹7614 Buy
B0508 250G ₹25200 Buy
ALF-A14308-06 5g ₹3831 Buy

BISPYRAZOLONE Chemical Properties,Uses,Production

Chemical Properties

off-white to cream-yellowish crystalline powder

Uses

Bispyrazolone is an impurity of Edaravone (E335000).

Global( 165)Suppliers
Supplier Tel Country ProdList Advantage Inquiry
Otto Chemie Pvt. Ltd. +91 9820041841 Mumbai, India 5873 58 Inquiry
TCI Chemicals (India) Pvt. Ltd. 1800 425 7889 New Delhi, India 6778 58 Inquiry
Alfa Aesar 1 800 209 7001 Maharashtra, India 6913 58 Inquiry
Pharmaffiliates Analytics and Synthetics P. Ltd +91-172-5066494 Haryana, India 6773 58 Inquiry
Central Drug House(P) Ltd. 91-11-49404040 New Delhi, India 6160 58 Inquiry
Loba Chemie Pvt Ltd +91-22-6663 6663 Mumbai, India 498 58 Inquiry
SynZeal Research Pvt Ltd +1 226-802-2078 Gujarat, India 6522 58 Inquiry
Oxford laboratories +91 250 239 0032 Maharashtra, India 652 58 Inquiry
Pharma Affiliates 172-5066494 Haryana, India 6761 58 Inquiry
A.J Chemicals 91-9810153283 New Delhi, India 6124 58 Inquiry
BIS(3-METHYL-1-PHENYL-5-PYRAZOLONE) BIS(1-PHENYL-3-METHYL-5-PYRAZOLONE) BISPYRAZOLONE LABOTEST-BB LT00008461 4,4'-BIS(3-METHYL-1-PHENYL-5-PYRAZOLONE) 4,4'-BIS(1-PHENYL-3-METHYL-5-PYRAZOLONE) 3,3-DIMETHYL-1,1-DIPHENYL-(4,4-BI-2-PYRAZOLINE)-5,5-DIONE 3,3'-DIMETHYL-1,1'-DIPHENYL-[4,4'-BI-2-PYRAZOLINE]-5,5'-DIONE 3,3'-DIMETHYL-1,1'-DIPHENYL-4,4'-BI(5-PYRAZOLONE) 3,3'-DIMETHYL-1,1'-DIPHENYL-[4,4'-BIS-2-PYRAZOLINE]-5,5'-DIONE 3,3'-DIMETHYL-1,1'-DIPHENYL-4,4'-DI-2-PYRAZOLINE-5,5'-DIONE [4,4’-bi-3h-pyrazole]-3,3’-dione,2,2’,4,4’-tetrahydro-5,5’-dimethyl-2,2’-diphe [4,4’-bi-3H-Pyrazole]-3,3’-dione,2,2’,4,4’-tetrahydro-5,5’-dimethyl-2,2’-diphenyl- 4’-bi-3H-Pyrazole]-3,3’-dione,2,2’,4,4’-tetrahydro-5,5’-dimethyl-2,2’-diphenyl-[4 Bis(1-phenyl-3-methyl-5-pyrazo BISPYRAZOLONE, FOR THE DETECTION OF CYAN IDE 4,4'-BIS(3-METHYL-1-PHENYL-5-PYRAZOLONE)[FOR DETERMINATION OF CN, VITAMIN B12, ETC] 97+% BISPYRAZOLONE(4,4''-BIS-(3-METHYL-1-PHENYL-5-PYRAZOLONE)) 2,2',4,4'-tetrahydro-5,5'-dimethyl-2,2'-diphenyl-[4,4'-bi-3H-Pyrazole]-3,3'-dione 3,3-DIMETHYL-1,1''-DIPHENYL[4,4''-BI-2-PYRAZOLINE]-5,5''-DIONE 98% 3,3'-Dimethyl-1,1'-diphenyl-4,4'-bi(2-pyrazolin-5-one) 3,3'-Dimethyl-1,1'-diphenyl[4,4'-bi-2-pyrazoline]-5,5'-dione,98% Bispyrazolone,3,3′-Dimethyl-1,1′-diphenyl-(4,4′-bi-2-pyrazoline)-5,5′-dione Bispyrazolone, 98+% Bis(3-Methyl-1-phenylpyrazol-5-one) NSC 37393 NSC 401001 Bispyrazolone 3,3'-Dimethyl-1,1'-diphenyl-4,4'-bi(5-pyrazolone) [for DeterMination of CN, VitaMin B12, etc] Bis(3-Methyl-1-phenyl-5-pyrazolone)  edaravone diMer edaravone related substance A Edaravone DiMer IMpurity 3,3'-diMethyl-1,1'-diphenyl-1H,1'H-[4,4'-bipyrazole]-5,5'(4H,4'H)-dione 4,4'-Bis(3-Methyl-1-phenyl-5-pyrazolone), for analysis Edaravone IMpurity IV Bis(3-methyl-1-phenyl-5-pyrazolone) [for Determination of CN, Vitamin B12, etc] 3,3'-Dimethyl-1,1'-diphenyl[4,4'-bi-2-pyrazoline]-5,5'-dione Bis-pyrazolone Bis(3-methyl-1-phenyl-5-pyrazolone) Edaravone Impurity 16 (Bis-pyrazolone) 4,4'-Bis(1-phenyl-3-methyl-5-pyrazolone/3,3'-Dimethyl-1,1'-diphenyl[4,4'-bi-1H-pyrazole] Edaravone Impurity Ⅰ:2,2',4,4'-Tetrahydro-5,5'-dimethyl-2,2'-diphenyl-[4,4'-Bi-3H-pyrazole]-3,3'-dione 4,4'-Bis(3-methyl-1-phenyl-5-pyrazolone), 97%, for analysis Edaravone Impurity IV (Bispyrazolone) Bis(3-methyl-1-phenyl-5-pyrazolone)[forDeterminationofCN,VitaminB12,etc]> Bispyrazolone, GR 5-methyl-4-(3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-yl)-2-phenyl-4H-pyrazol-3-one Bispyrazolone, Technical, Fisher Chemical Edaravone Impurity Ⅰ:2,2’,4,4’-Tetrahydro-5,5’-dimethyl-2,2’-diphenyl-[4,4’-Bi-3H-pyrazole]-3,3’-dione Bis(3-methyl-1-phenyl-5-pyrazolone), for Determination of CN, Vitamin B12, etc,≥ 97.0% 3,3’-Dimethyl-1,1’-diphenyl-[4,4’-bi-2-pyrazoline]-5,5’-dione 4,4’-Bis(1-phenyl-3-methyl-5-pyrazolone/3,3’-Dimethyl-1,1’-diphenyl[4,4’-bi-1H-pyrazole Edaravone Impurity Ⅰ:2,2’,4,4’-Tetrahydro-5,5’-dimethyl-2,2’-diphenyl-[4,4’-Bi-3H-pyrazole]-3,3’-dione 3,3'-Dimethyl-1,1'-diphenyl-1H,1'H-[4,4'-bipyrazole]-5,5'(4H,4'H)-dione (Edaravone Impurity) 7477-67-0 84006-10-3 C20H18N4O2 CH3CNNC6H5COCH2 Pyrazoles