BISPYRAZOLONE

Product Name: BISPYRAZOLONE
CAS No.: 7477-67-0
Chemical Name: BISPYRAZOLONE
Synonyms: NSC 37393;NSC 401001;BISPYRAZOLONE;edaravone diMer;Bispyrazolone, GR;Bispyrazolone, 98+%;Edaravone impurity Ⅰ;Edaravone IMpurity IV;LABOTEST-BB LT00008461;Edaravone DiMer IMpurity
CBNumber: CB0360601
Molecular Formula: C20H18N4O2
Formula Weight: 346.38
MOL File: 7477-67-0.mol

More

Less

BISPYRAZOLONE Property

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
pka: 2.15±0.70(Predicted)
form: crystalline
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)

More

Less

Safety

Hazard Codes: Xi
Risk Statements: 43
Safety Statements: 36/37
WGK Germany: 3
TSCA: Yes
HS Code: 29331990

More

Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H317May cause an allergic skin reaction

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P272Contaminated work clothing should not be allowed out of the workplace.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P321Specific treatment (see … on this label).

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

P501Dispose of contents/container to..…

More

Less

N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 15156
Product name: Bispyrazolone
Purity: for TLC derivatization, for the det.of cyanide, ≥98.0%
Packaging: 5g
Price: $50.8
Updated: 2024/03/01

TCI Chemical

Product number: B0508
Product name: Bis(3-methyl-1-phenyl-5-pyrazolone) [for Determination of CN, Vitamin B12, etc]
Purity: >97.0%(T)
Packaging: 25g
Price: $114
Updated: 2024/03/01

TCI Chemical

Product number: B0508
Product name: Bis(3-methyl-1-phenyl-5-pyrazolone) [for Determination of CN, Vitamin B12, etc]
Purity: >97.0%(T)
Packaging: 250g
Price: $633
Updated: 2024/03/01

Alfa Aesar

Product number: A14308
Product name: Bispyrazolone, 98+%
Packaging: 5g
Price: $42.2
Updated: 2024/03/01

Alfa Aesar

Product number: A14308
Product name: Bispyrazolone, 98+%
Packaging: 25g
Price: $136
Updated: 2024/03/01

More

Less

BISPYRAZOLONE Chemical Properties,Usage,Production

Chemical Properties

off-white to cream-yellowish crystalline powder

Uses

It is applied as a reagent for the detection and determination of cyanide. It is also used in an experimental procedure, done in order to remove linamarin in starch from cassava roots, by using plant cell wall-degrading enzymes, xylanase and cellulase. It was also used for spectrophotometric determination and quantization of urea in urine samples. It is also used in assay of cyanogenic compounds and determination of ammonia.

Uses

Bispyrazolone is an impurity of Edaravone (E335000).

BISPYRAZOLONE Preparation Products And Raw materials

Raw materials

Ethyl acetoacetate N-Bromosuccinimide Sodium acetate trihydrate Acetic acid Phenylhydrazine

Preparation Products

More

Less

BISPYRAZOLONE Suppliers

Americas 1 Canada 1 China 117 Europe 3 Germany 4 India 11 Japan 5 Slovakia 1 Switzerland 1 United Kingdom 7 United States 21 Global 172

BOC Sciences

Tel: 16314854226
Email: info@bocsci.com
Country: United States
ProdList: 9923
Advantage: 65

TargetMol Chemicals Inc.

Tel: +1-781-999-5354 +1-00000000000
Email: marketing@targetmol.com
Country: United States
ProdList: 32063
Advantage: 58

Standardpharm Co. Ltd.

Tel: 86-714-3992388
Email: overseasales1@yongstandards.com
Country: United States
ProdList: 14332
Advantage: 58

TargetMol Chemicals Inc.

Tel: +8613564774135
Email: zijue.cai@tsbiochem.com
Country: United States
ProdList: 19863
Advantage: 58

TargetMol Chemicals Inc.

Tel
Email: support@targetmol.com
Country: United States
ProdList: 38463
Advantage: 58

Aladdin Scientific

Tel: +1-+1(833)-552-7181
Email: sales@aladdinsci.com
Country: United States
ProdList: 57505
Advantage: 58

3B Scientific Corporation

Tel: --
Fax: --
Email: sales@3bsc.com
Country: United States
ProdList: 6962
Advantage: 56

Waterstone Technology, LLC

Tel: --
Fax: --
Email: sales@waterstonetech.com
Country: United States
ProdList: 6786
Advantage: 30

Riedel-de Haen AG

Tel: --
Fax: --
Country: United States
ProdList: 6773
Advantage: 87

Combi-Blocks Inc.

Tel: --
Fax: --
Email: sales@combi-blocks.com
Country: United States
ProdList: 6618
Advantage: 69

TCI America

Tel: --
Fax: --
Email: sales@tciamerica.com
Country: United States
ProdList: 6909
Advantage: 75

ChemService Inc.

Tel: --
Fax: --
Country: United States
ProdList: 6379
Advantage: 68

CacheSyn Inc.

Tel: --
Fax: --
Email: info@cachesyn.com
Country: United States
ProdList: 695
Advantage: 50

NILE CHEMICALS

Tel: --
Fax: --
Email: nilechem@vsnl.net
Country: United States
ProdList: 1369
Advantage: 61

Alfa Aesar

Tel: --
Fax: --
Email: tech@alfa.com
Country: United States
ProdList: 6814
Advantage: 81

Advance Scientific & Chemical

Tel: --
Fax: --
Email: sales@advance-scientific.com
Country: United States
ProdList: 6419
Advantage: 71

3B Scientific Corporation

Tel: --
Fax: --
Email: sales@3bsc.com
Country: United States
ProdList: 6718
Advantage: 47

TimTec Corporation

Tel: --
Fax: --
Country: United States
ProdList: 1945
Advantage: 58

Pfaltz & Bauer, Inc.

Tel: --
Fax: --
Email: sales@pfaltzandbauer.com
Country: United States
ProdList: 6828
Advantage: 72

City Chemicals Corporation

Tel: --
Fax: --
Country: United States
ProdList: 6460
Advantage: 72

Spectrum Chemicals & Laboratory Products

Tel: --
Fax: --
Email: sales@spectrumchemical.com
Country: United States
ProdList: 6699
Advantage: 77

More

Less

View Lastest Price from BISPYRAZOLONE manufacturers

hebei hongtan Biotechnology Co., Ltd

Product: BISPYRAZOLONE 7477-67-0
Price: US $30.00/kg
Min. Order: 1kg
Purity: 98%
Supply Ability: 2000kg
Release date: 2024-03-25

Hebei Weibang Biotechnology Co., Ltd

Product: BISPYRAZOLONE 7477-67-0
Price: US $0.00-0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 500000kg
Release date: 2024-10-29

Hebei Yanxi Chemical Co., Ltd.

Product: BISPYRAZOLONE 7477-67-0
Price: US $100.00/KG
Min. Order: 1KG
Purity: 0.99
Supply Ability: 500kg per day
Release date: 2023-09-04

7477-67-0, BISPYRAZOLONERelated Search:

1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one 1H-Pyrazole, 5-methoxy-3-methyl-1-phenyl- Acetyl ketene Edaravone Impurity 14 Edaravone Impurity 26 Edaravone Impurity 5 Edaravone Impurity 8 ethyl 3-acetoxy-2-butenoate Edaravone Impurity 15 Edaravone Impurity 19 1H-Pyrazole,3-ethoxy-5-methyl-1-phenyl-(9CI) Edaravone Impurity 6 NSC4751 Edaravone 5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid benzenediazonium chloride 4,5-Dihydro-α,3-diMethyl-5-oxo-1-phenyl-α-sulfo-1H-pyrazole-4-acetic Acid Edaravone Impurity 11

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

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’-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)&nbsp

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)

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]&gt

Bispyrazolone, GR

Edaravone Impurity Ⅰ:2,2’,4,4’-Tetrahydro-5,5’-dimethyl-2,2’-diphenyl-[4,4’-Bi-3H-pyrazole]-3,3’-dione

5-methyl-4-(3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-yl)-2-phenyl-4H-pyrazol-3-one

Bispyrazolone, Technical, Fisher Chemical

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)

Edaravone impurity Ⅰ

7477-67-0

84006-10-3

C20H18N4O2

CH3CNNC6H5COCH2