ChemicalBook > CAS DataBase List > 4,5-Dibromopyridazin-3-one

4,5-Dibromopyridazin-3-one

Product Name: 4,5-Dibromopyridazin-3-one
CAS No.: 5788-58-9
Chemical Name: 4,5-Dibromopyridazin-3-one
Synonyms: 4,5-Dibromo-3-pyridazone;4,5-Dibromoyridazin-3-one;4,5-dibromopyridazin-3-ol;4,5-DIBROMOPYRIDAZIN-3-ONE;4,5-DIBROMO-2-METHYLPYRIDA;4,5-Dibromo-3[2H]-pyridazone;4,5-Dibromo-3(2H)-pyridazinon;4,5-DIBROMOPYRIDAZIN-3[2H]-ONE;4,5-DIBROMO-2H-PYRIDAZIN-3-ONE;4,5-DIBROMO-3(2H)-PYRIDAZINONE
CBNumber: CB6255813
Molecular Formula: C4H2Br2N2O
Formula Weight: 253.88
MOL File: 5788-58-9.mol

Less

4,5-Dibromopyridazin-3-one Property

Melting point:: 231-233°C
Density: 2.53±0.1 g/cm3(Predicted)
storage temp.: Keep in dark place,Sealed in dry,Room Temperature
form: powder to crystal
pka: 8.39±0.60(Predicted)
color: White to Light yellow to Light orange
BRN: 121469
InChI: InChI=1S/C4H2Br2N2O/c5-2-1-7-8-4(9)3(2)6/h1H,(H,8,9)
InChIKey: AGLQURQNVJVJNB-UHFFFAOYSA-N
SMILES: C1(=O)NN=CC(Br)=C1Br
CAS DataBase Reference: 5788-58-9(CAS DataBase Reference)
NIST Chemistry Reference: 4,5-Dibromo-3(2h)-pyridazinone(5788-58-9)

Less

Safety

Risk Statements: 36/37/38
Safety Statements: 26-36
HazardClass: IRRITANT
HS Code: 2933998090

Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P405Store locked up.

Less

N-Bromosuccinimide Price

Sigma-Aldrich

Product number: S412538
Product name: 4,5-DIBROMO-3(2H)-PYRIDAZINONE
Purity: Aldrich<sup>CPR</sup>
Packaging: 1 unit
Price: $113
Updated: 2025/07/31

Sigma-Aldrich

Product number: S412538
Product name: 4,5-DIBROMO-3(2H)-PYRIDAZINONE
Purity: Aldrich
Packaging: 1g
Price: $110
Updated: 2024/03/01

TCI Chemical

Product number: D5166
Product name: 4,5-Dibromo-3(2H)-pyridazinone
Purity: >98.0%(GC)(T)
Packaging: 1g
Price: $44
Updated: 2025/07/31

TCI Chemical

Product number: D5166
Product name: 4,5-Dibromo-3(2H)-pyridazinone
Purity: >98.0%(GC)(T)
Packaging: 5g
Price: $121
Updated: 2025/07/31

American Custom Chemicals Corporation

Product number: HCH0022561
Product name: 4,5-DIBROMO-3(2H)-PYRIDAZINONE
Purity: 95.00%
Packaging: 1G
Price: $619.7
Updated: 2021/12/16

Less

4,5-Dibromopyridazin-3-one Chemical Properties,Usage,Production

Uses

4,5-Dibromo-3(2H)-pyridazinone is used as an intermediate in the manufacture of pharmaceuticals. It is widely used in chemical research and in fine chemicals.

4,5-Dibromopyridazin-3-one Preparation Products And Raw materials

Raw materials

Hydrazinium hydroxide solution Ethanol Mucobromic acid

Preparation Products

Less

4,5-Dibromopyridazin-3-one Suppliers

Americas 1 Austria 1 China 163 Europe 1 France 1 Germany 3 India 4 Japan 2 Slovakia 1 Ukraine 1 United Kingdom 4 United States 14 Global 196

Tianyuan Natural Product Co.,Ltd.

Tel: 028-85012281 13808177790
Fax: 86-28-85121102
Email: xianlihong8888@163.com
Country: China
ProdList: 45
Advantage: 62

BTC Pharmaceutical CO. Ltd

Tel: 15716293042 18862996710
Fax: 0513-68015394
Email: 15050603958@163.com
Country: China
ProdList: 695
Advantage: 55

Shaanxi Renheng Yide Biotechnology Co., Ltd

Tel: 15319940549
Email: 241757027@qq.com
Country: China
ProdList: 113
Advantage: 58

SiChuang NanBu Honesty Technology Co., Ltd.

Tel: 0838-5675166 15883665058
Fax: 0838-5675535
Email: nbcxkj@126.com
Country: China
ProdList: 919
Advantage: 55

Alfa Aesar

Tel: 400-6106006
Fax: 021-67582001/03/05
Email: saleschina@alfa-asia.com
Country: China
ProdList: 30123
Advantage: 84

Energy Chemical

Tel: 021-021-58432009 400-005-6266
Fax: 021-58436166
Email: sales8178@energy-chemical.com
Country: China
ProdList: 44801
Advantage: 61

Wuhan Chemwish Technology Co., Ltd

Tel: 86-027-67849912
Fax: 86-027-87531808
Email: sales@chemwish.com
Country: China
ProdList: 35896
Advantage: 56

Beijing Ouhe Technology Co., Ltd

Tel: 010-010-82967028 13522913783
Fax: +86-10-82967029
Email: 2355560935@qq.com
Country: China
ProdList: 12000
Advantage: 60

Changzhou Huanling Chemical Co., Ltd.

Tel: 0519-89803565 13776850645
Fax: 0519-89803575
Email: info4@huanlingchem.com
Country: China
ProdList: 891
Advantage: 68

Jia Xing Isenchem Co.,Ltd

Tel: 0573-85285100 18627885956
Fax: 0573-85285100
Email: isenchem@163.com
Country: China
ProdList: 9309
Advantage: 66

Accela ChemBio Co.,Ltd.

Tel: 021-50795510 4000665055
Fax: 021-50795055
Email: sales@accelachem.com
Country: China
ProdList: 11035
Advantage: 64

Shanghai Longsheng chemical Co.,Ltd.

Tel: 021-58099652-8005 13585536065
Fax: 021-58099609
Email: bin.wu@shlschem.com
Country: China
ProdList: 9883
Advantage: 59

Shanghai Hanhong Scientific Co.,Ltd.

Tel: 021-54306202 13764082696
Email: info@hanhongsci.com
Country: China
ProdList: 42934
Advantage: 64

China DongFan Chemical Co.,LTD

Tel: 86-0571-85151182
Fax: 86-0571-85151182
Country: China
ProdList: 5691
Advantage: 66

China Langchem Inc.

Tel: 0086-21-58956006
Fax: 0086-21-58956100
Country: China
ProdList: 7811
Advantage: 57

Tianjin heowns Biochemical Technology Co., Ltd.

Tel: 400 638 7771
Email: sales@heowns.com
Country: China
ProdList: 14435
Advantage: 57

Nanjing Vital Chemical Co., Ltd.

Tel: Please Send Email 18652950785
Fax: 025-87193546
Email: chemweiao@163.com
Country: China
ProdList: 4378
Advantage: 65

Chengdu HappySyn Pharmaceutical Technology Co., Ltd.

Tel: 028-85114309 18982182443
Email: yangli@happysyn.com
Country: China
ProdList: 2151
Advantage: 55

Shanghai Topbiochem Technology Co., Ltd

Tel: 021-58170097
Email: info@topbiochem.com
Country: China
ProdList: 9510
Advantage: 58

Shanghai Jian Chao Chemical Technology Co., Ltd.

Tel: 150-2103-5486 18017383231
Fax: qq：2817624287
Email: 983544897@qq.com
Country: China
ProdList: 9342
Advantage: 55

Shanghai Aladdin Bio-Chem Technology Co.,LTD

Tel: 400-6206333 13167063860
Fax: 021-50323701
Email: anhua.mao@aladdin-e.com
Country: China
ProdList: 25003
Advantage: 65

Runpharm Technology Limited

Tel: 18171398856 2968382473
Fax: 0086-21-50758330
Email: service@runpharm.com
Country: China
ProdList: 716
Advantage: 55

Cantotech Chemicals, Ltd.

Tel: 86-0755-86635001
Fax: 86-0755-22642228
Email: cantotech@126.com
Country: China
ProdList: 4566
Advantage: 55

Shanghai Yolne Chemical Co., Ltd.

Tel: 021-62960152
Fax: 021-52212593
Email: 934678158@qq.com
Country: China
ProdList: 9899
Advantage: 55

Shanghai JONLN Reagent Co., Ltd.

Tel: 400-0066400 13621662912
Fax: 021-55660885
Email: 422131432@qq.com
Country: China
ProdList: 9979
Advantage: 55

Bide Pharmatech Ltd.

Tel: 400-164-7117 13681763483
Fax: +86-21-61629029
Email: product02@bidepharm.com
Country: China
ProdList: 39966
Advantage: 60

ShangHai D&B Biological Science and Technology Co.Ltd

Tel: 400-008-9730,021-54359730 400-008-9730
Fax: 021-54353864
Email: info@chemxyz.com
Country: China
ProdList: 3057
Advantage: 60

Finetech Industry Limited

Tel: 027-87465837 19945049750
Fax: 027-8777-2287
Email: sales@finetechnology-ind.com
Country: China
ProdList: 9637
Advantage: 58

Hunan HuaTeng Pharmaceutical Co., Ltd.,

Tel: 400-8592883
Fax: 0731-82251112
Email: sales@huatengsci.com
Country: China
ProdList: 5872
Advantage: 58

Shanghai YuLue Chemical Co., Ltd.

Tel: 021-60345187 13671753212
Fax: 021-34702061
Email: lzz841106@aliyun.com
Country: China
ProdList: 10263
Advantage: 55

Shanghai Xingui Biotechnology Co., Ltd.

Tel: 15121041756
Email: xingui2022@126.com
Country: China
ProdList: 9986
Advantage: 58

Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.

Tel: 025-66028182 18626450290
Email: yftan@aikonchem.com
Country: China
ProdList: 16679
Advantage: 50

Shanghai Tombiopharma Chemical Co. Ltd.

Tel: 13391076197
Email: tombiopharma@163.com
Country: China
ProdList: 4987
Advantage: 55

LUCKY PHARMA CO., LIMITED

Tel: 0571-86403260 86403970
Fax: 0571-86403970
Email: lucky@lkbiology.com
Country: China
ProdList: 243
Advantage: 58

Credit Asia Chemical Co., Ltd.

Tel: +86 (21) 61124340
Fax: +86 (21) 6129-4103
Country: China
ProdList: 9756
Advantage: 58

Cool Pharm, Ltd

Tel: 021-60455363 18019463053
Fax: 50966098
Email: sales@coolpharm.com
Country: China
ProdList: 12346
Advantage: 58

Quzhou Rundong Chemical (Technology) Co.

Tel: 0570-8789886 18892685668
Fax: 0570-8789985
Email: info@rundongchemical.com
Country: China
ProdList: 4053
Advantage: 60

Struchem Co., Ltd.

Tel: 0512-63009836 18994340901
Fax: 0512-63006936
Email: helen@struchem.com
Country: China
ProdList: 3981
Advantage: 60

Giant chemicals

Tel: 028-85434334 18108076537
Fax: QQ：245797092
Email: market@gianthx.com
Country: China
ProdList: 4505
Advantage: 56

Shanghai Uchem Inc.

Tel: 15618758386; 15618758386
Fax: QQ:3004479444
Email: sales3@myuchem.com
Country: China
ProdList: 1988
Advantage: 55

Codow Chemical Co.,Ltd.

Tel: 18620099427
Fax: +86-20-62619665
Email: amy@howeipharm.com
Country: China
ProdList: 6687
Advantage: 55

Shanghai Haozhixiang Biotechnology Co., Ltd

Tel: 526763801 13301653310
Fax: +86-21-51619052
Email: 526763801@qq.com
Country: China
ProdList: 9287
Advantage: 55

Shanghai Xilong Biochemical Technology Co., Ltd.

Tel: 021-52907766-8042
Fax: 021-52906523
Country: China
ProdList: 9941
Advantage: 58

Shanghai YuanYe Biotechnology Co., Ltd.

Tel: 021-61312847; 18021002903
Fax: QQ:3008007432
Email: 3008007409@qq.com
Country: China
ProdList: 71826
Advantage: 60

Shanghai QianYan Bio-technology Co., Ltd

Tel: 02781293128
Email: orders@biochemsafebuy.com
Country: China
ProdList: 9923
Advantage: 55

NanJing Xienuo bio Co.,Ltd.

Tel: 025-84112752 13805181430
Fax: +86-25-84846489
Email: 154301870@qq.com
Country: China
ProdList: 1000
Advantage: 55

Chengdu Huachun Technology Co., Ltd

Tel: 400-1166-196 15982826727
Fax: QQ：800101999
Email: cdhxsj@163.com
Country: China
ProdList: 14603
Advantage: 60

Shanghai Chaolan Chemical Technology Center

Tel: 021-QQ：65489617 15618227136
Fax: 21-5161 9052
Email: Sales@ATKchemical.com
Country: China
ProdList: 9125
Advantage: 58

Amadis Chemical Company Limited

Tel: 571-89925085
Fax: 0086-571-89925065
Email: sales@amadischem.com
Country: China
ProdList: 131957
Advantage: 58

Zhengzhou Huiju Chemical Co., Ltd.

Tel: 0371-55900031 18137872243
Fax: QQ：2853979815
Email: 2853979815@qq.com
Country: China
ProdList: 9996
Advantage: 55

Less

View Lastest Price from 4,5-Dibromopyridazin-3-one manufacturers

Shanghai Rlavie Technology Co ltd

Product: 4,5-Dibromoyridazin-3-one 5788-58-9
Price: US $0.00/KG
Min. Order: 1g
Purity: 98%min
Supply Ability: 1Tons/month
Release date: 2021-11-05

Dideu Industries Group Limited

Product: 4,5-Dibromopyridazin-3-one 5788-58-9
Price: US $1.10/g
Min. Order: 1g
Purity: 99.00%
Supply Ability: 100 Tons Min
Release date: 2021-11-01

Career Henan Chemical Co

Product: 4,5-Dibromopyridazin-3-one 5788-58-9
Price: US $1.00/KG
Min. Order: 1KG
Purity: 98%
Supply Ability: 150KG
Release date: 2019-07-01

5788-58-9, 4,5-Dibromopyridazin-3-oneRelated Search:

Hydralazine Sulfachloropyridazine sodium Pyridaben Thioridazine Buprofezin Metribuzin 4,5-DIBROMO-2-PHENYL-2,3-DIHYDROPYRIDAZIN-3-ONE 3(2H)-Pyridazinone 4,5-DIBROMO-2-METHYL-2H-PYRIDAZIN-3-ONE [4,5-DIBROMO-6-OXO-1(6H)-PYRIDAZINYL]METHYL 2-CHLOROACETATE 4,5-Dibromopyridazin-3-one 4,5-DIBROMO-2-(3,3-DIMETHYL-2-OXOBUTYL)-3(2H)-PYRIDAZINONE 4,5-DIBROMO-2-(2,5-DICHLOROPHENYL)-3(2H)-PYRIDAZINONE 2-BENZYL-4,5-DIBROMO-2H-PYRIDAZIN-3-ONE [4,5-DIBROMO-6-OXO-1(6H)-PYRIDAZINYL]METHYL 3-(TRIFLUOROMETHYL)BENZENECARBOXYLATE 4,5-DIBROMO-2-(4-FLUOROPHENYL)-3(2H)-PYRIDAZINONE 4,5-DIBROMO-2-[2-(4-CHLOROPHENYL)-2-(METHOXYIMINO)ETHYL]-3(2H)-PYRIDAZINONE 4,5-DIBROMO-2-(4-METHYLPHENYL)-3(2H)-PYRIDAZINONE

4,5-Dibromo-3[2H]-pyridazone

4,5-DIBROMOPYRIDAZIN-3[2H]-ONE

N'-(5-bromo-2-oxo-3-indolyl)-1-naphthalenesulfonohydrazide

4,5-Dibromo-3(2H)-pyridazinon

4,5-DIBROMOPYRIDAZIN-3-ONE

4,5-DIBROMO-3(2H)-PYRIDAZINONE

4,5-DIBROMO-2H-PYRIDAZIN-3-ONE

4,5-Dibromo-3-pyridazone

4,5-Dibromo-2-methylpyridazine-3(2H)-one

4,5-Dibromopyridazin-32Hü-one, 97%

4,5-Dibromo-2,3-dihydropyridazin-3-one

4,5-DIBROMO-2-METHYLPYRIDAZINE-3-ONE

4,5-dibromopyridazine-3(2H)-one

4,5-Dibromopyridazin-3[2H]-one ,97%

4,5-Dibromoyridazin-3-one

4,5-DibroMo-3(2H)-pyridazinone, 95+%

4,5-dibromo-1H-pyridazin-6-one

4,5-dibromopyridazin-3-ol

4,5-DIBROMO-2-METHYLPYRIDA

3(2H)-Pyridazinone, 4,5-dibromo-

4,5-Dibromo-3-hydroxypyridazine

4,5-Dibromopyridazin-3-one ISO 9001：2015 REACH

5788-58-9