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Bixafen|

CAS No.
581809-46-3
Chemical Name:
Bixafen|
Synonyms
Bixafen;Bixafen (Standard);Bixafen in Acetonitrile;Bixafen 10.0 μg/ml Acetonitrile;Bixafen 100 μg/mL in Acetonitrile;Bixafen@1000 μg/mL in Acetonitrile;Bixafen Standard@100 μg/mL in Acetonitrile;N-(3',4'-dichloro-5-fluorobiphenyl-2-yl)-3-(difluoromethyl)-...;N-(3′,4′-Dichloro-5-fluorodiphenyl-2-yl)-3-(difluoromethyl)-1-methylpyrazole-4-carboxamide;N-(3',4'-dichloro-5-fluorobiphenyl-2-yl)-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxamide
CBNumber:
CB62677167
Molecular Formula:
C18H12Cl2F3N3O
Molecular Weight:
414.21
MDL Number:
MFCD16652583
MOL File:
581809-46-3.mol
MSDS File:
SDS
Last updated:2026-07-31 15:25:14

Bixafen| Properties

Boiling point 474.7±45.0 °C(Predicted)
Density 1.47±0.1 g/cm3(Predicted)
storage temp. 2-8°C
solubility soluble in No data available
pka 10.82±0.70(Predicted)
Henry's Law Constant 2.6×104 mol/(m3Pa) at 25℃, Maniere et al. (2011)
Major Application agriculture
environmental
InChI 1S/C18H12Cl2F3N3O/c1-26-8-12(16(25-26)17(22)23)18(27)24-15-5-3-10(21)7-11(15)9-2-4-13(19)14(20)6-9/h2-8,17H,1H3,(H,24,27)
InChIKey LDLMOOXUCMHBMZ-UHFFFAOYSA-N
SMILES Cn1cc(C(=O)Nc2ccc(F)cc2-c3ccc(Cl)c(Cl)c3)c(n1)C(F)F
LogP 3.390 (est)
FDA UNII 28XK2L8M3B
EPA Substance Registry System 1H-Pyrazole-4-carboxamide, N-(3',4'-dichloro-5-fluoro[1,1'-biphenyl]-2-yl)-3-(difluoromethyl)-1-methyl- (581809-46-3)
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Environment (GHS09)
GHS09
Signal word  Warning
Hazard statements  H400
Precautionary statements  P273
Hazard Codes  N
Risk Statements  50/53
Safety Statements  60-61
RIDADR  UN 3077 9 / PGIII
WGK Germany  2
Storage Class 11 - Combustible Solids
Hazard Classifications Aquatic Acute 1

Bixafen| price More Price(32)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich CRM32581 Bixafen certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland 581809-46-3 50 mg $96.6 2026-04-30 Buy
Sigma-Aldrich 32581 Bixafen PESTANAL?, analytical standard 581809-46-3 100mg $246 2026-04-30 Buy
Biosynth FB102917 Bixafen 581809-46-3 0.25g $287.1 2026-06-04 Buy
Biosynth FB102917 Bixafen 581809-46-3 0.5g $478.5 2026-06-04 Buy
Biosynth FB102917 Bixafen 581809-46-3 1g $877.25 2026-06-04 Buy
Product number Packaging Price Buy
CRM32581 50 mg $96.6 Buy
32581 100mg $246 Buy
FB102917 0.25g $287.1 Buy
FB102917 0.5g $478.5 Buy
FB102917 1g $877.25 Buy

Bixafen| Chemical Properties, Uses, Production

Description

Bixafen is a cereal fungicide used in the control of stem and leaf diseases. It has a low aqueous solubility and is not volatile. This substance can be very environmentally persistent but is not expected, based on its physico-chemical properties, to leach to groundwater. It is highly toxic to fish, moderately toxic to birds, aquatic invertebrates and algae but has a low toxicity to honeybees. Bixafen has a low mammalian toxicity via the oral route and is a probable reproduction/developmental toxin.

Chemical Properties

Bifenpyrad is white powder, melting point 142.9°C, vapor pressure 4.6×103mPa(20°C), K . lgP =3.3(20℃), relative density 1.51(20℃), solubility in water 0.49mg/L(pH 7,20℃). Stable to light and water (pH 4~9).

Uses

Bixafen is a novel succinate dehydrogenase inhibitor fungicide found in vegetables and fruits.

Definition

ChEBI: An aromatic amide obtained by formal condensation of the carboxy group of 3-(difluoromethyl)-1-methylpyrazole-4-carboxylic acid with the amino group of 3',4'-dichloro-5-fluorobiphenyl-2-amine. A fungicide for use in cereals for key stem and leaf disease co trol including strobilurin-resistant septoria.

Production Methods

Bixafen is commercially synthesised by coupling a substituted pyrazole carboxylic acid with a halogenated biphenyl amine. The industrial production of bixafen begins with the preparation of 3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylic acid, which serves as the core scaffold. This intermediate is then reacted with 3',4'-dichloro-5-fluoro-2-aminobiphenyl through an amide bond formation, yielding the active compound.

Mechanism of action

Succinate DeHydrogenase Inhibitor.

Pesticide Type

Fungicide

141573-96-8
877179-04-9
581809-46-3
Synthesis of Bixafen| from 1H-Pyrazole-4-carbonyl chloride, 3-(difluoromethyl)-1-methyl- and 2-(3,4-Dichlorophenyl)-4-fluoroaniline
Global Suppliers ( 84)
Supplier Tel Email Country ProdList Advantage
EnliPharma Technology Co., Ltd 0551-66399836 18955197623 sales@enlipharma.com China 1875 55
Nanjing Duolong Bio-tech Co.,Ltd. 18905173768 52513593@qq.com China 2337 50
Chizhou Kailong Import and Export Trade Co., Ltd. xg01_gj@163.com China 9413 50
Alta Scientific Co., Ltd. 022-6537-8550 15522853686 sales@altasci.com.cn China 4508 55
Shanghai Haozhixiang Biotechnology Co., Ltd 526763801 13301653310 526763801@qq.com China 7983 55
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
DoEasy Pharma Co., Ltd. 0571-0571-28806358 15397199029 songxy@doepharma.com China 90 55
ShangHai Biochempartner Co.,Ltd 177-54423994 17754423994 2853530910@QQ.com China 8000 62
Shanghai SuperLan Chemcial Technique Centre 0-2022843681 15618226720 chaolaichem@foxmail.com China 9996 58
Klong Industrial Co., Ltd 519-68231162 13961227312 info@klongchem.com China 166 58

View Latest Price from Bixafen| manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
bixafen	 pictures 2026-07-14 bixafen
581809-46-3
1kg 99 20tons Qingdao Trust Agri Chemical Co.,Ltd
Bixafen| pictures 2026-06-30 Bixafen|
581809-46-3
1kg 98% 1000 Shaanxi Dideu New Materials Co. Ltd
  • bixafen	 pictures
  • bixafen
    581809-46-3
  • $0.00
  • 99
  • Qingdao Trust Agri Chemical Co.,Ltd
  • Bixafen| pictures
  • Bixafen|
    581809-46-3
  • 98%
  • Shaanxi Dideu New Materials Co. Ltd

Bixafen| Spectrum

N-(3',4'-Dichloro-5-fluoro-1,1'-biphenyl-2-yl)-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxamide Bixafen@1000 μg/mL in Acetonitrile Bixafen Standard@100 μg/mL in Acetonitrile 1H-Pyrazole-4-carboxamide, N-(3',4'-dichloro-5-fluoro[1,1'-biphenyl]-2-yl)-3-(difluoromethyl)-1-methyl- N-(3',4'-dichloro-5-fluorobiphenyl-2-yl)-3-(difluoromethyl)-... N-(3',4'-dichloro-5-fluorobiphenyl-2-yl)-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxamide N-(3',4'-Dichloro-5-fluoro-[1,1'-biphenyl]-2-yl)-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxamide Bixafen 10.0 μg/ml Acetonitrile Bixafen in Acetonitrile N-(3',4'-dichloro-5-fluorobiphenyl-2-yl)-3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxamide Bixafen 100 μg/mL in Acetonitrile N-(3′,4′-Dichloro-5-fluorodiphenyl-2-yl)-3-(difluoromethyl)-1-methylpyrazole-4-carboxamide Bixafen (Standard) Bixafen 581809-46-3 C18H12Cl2F3N3O