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TOPRAMEZONE

Product Name
TOPRAMEZONE
CAS No.
210631-68-8
Chemical Name
TOPRAMEZONE
Synonyms
[3-(4,5-Dihydro-3-isoxazolyl)-2-methyl-4-(methylsulfonyl)phenyl](5-hydroxy-1-methyl-1H-pyrazol-4-yl)methanone;Methanone, [3-(4,5-dihydro-3-isoxazolyl)-2-methyl-4-(methylsulfonyl)phenyl](5-hydroxy-1-methyl-1H-pyrazol-4-yl)-;bas 670;Hsdb 7500;opramezone;Impact(TM);TOPRAMEZONE;Pyrthalonil;Topramezone 97%;Topramezone [iso]
CBNumber
CB2501011
Molecular Formula
C16H17N3O5S
Formula Weight
363.39
MOL File
210631-68-8.mol
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TOPRAMEZONE Property

Boiling point:
590.5±60.0 °C(Predicted)
Density 
1.49±0.1 g/cm3(Predicted)
solubility 
Chloroform (Slightly, Heated), Water (Slightly, Heated)
pka
6.35±0.50(Predicted)
form 
Solid
color 
Light yellow to yellow
Major Application
agriculture
environmental
InChI
InChI=1S/C16H17N3O5S/c1-9-10(15(20)11-8-17-19(2)16(11)21)4-5-13(25(3,22)23)14(9)12-6-7-24-18-12/h4-5,8,21H,6-7H2,1-3H3
InChIKey
IYMLUHWAJFXAQP-UHFFFAOYSA-N
SMILES
C(C1=CC=C(S(C)(=O)=O)C(C2CCON=2)=C1C)(C1=C(O)N(C)N=C1)=O
LogP
0.957 (est)
EPA Substance Registry System
Methanone, [3-(4,5-dihydro-3-isoxazolyl)-2-methyl-4-(methylsulfonyl)phenyl](5-hydroxy-1-methyl-1H-pyrazol-4-yl)- (210631-68-8)
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Safety

Hazard Codes 
T,N
Risk Statements 
61-50/53
Safety Statements 
53-45-60-61
RIDADR 
UN3077 9/PG 3
WGK Germany 
1
Storage Class
6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications
Aquatic Acute 1
Aquatic Chronic 1
Repr. 1B
Hazardous Substances Data
210631-68-8(Hazardous Substances Data)
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

P202Do not handle until all safety precautions have been read and understood.

P273Avoid release to the environment.

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

P308+P313IF exposed or concerned: Get medical advice/attention.

P391Collect spillage. Hazardous to the aquatic environment

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
34225
Product name
Topramezone
Purity
PESTANAL
Packaging
100mg
Price
$415
Updated
2025/07/31
TRC
Product number
T542513
Product name
Topramezone
Packaging
100mg
Price
$255
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
PST0000929
Product name
TOPRAMEZONE
Purity
95.00%
Packaging
5MG
Price
$497.22
Updated
2021/12/16
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TOPRAMEZONE Chemical Properties,Usage,Production

Description

Topramezone is a highly flexible post-emergent herbicide that's safe for use on all field and specialty maize regardless of trait.

Uses

Topramezone is a herbicide that belongs to the class of pyrazolones or benzoylpyrazoles. It can be used to control broad leaved weeds and grass weeds in maize crop protection.

Definition

ChEBI: An aromatic ketone that is phenyl 1H-pyrazol-4-yl ketone in which the pyrazolyl group is substituted at positions 1 and 5 by methyl and hydroxy groups, respectively, and in which the phenyl group is substituted at positions 2, 3, and 4 b methyl, 4,5-dihydro-1,2-oxazol-3-yl, and methylsulfonyl groups, respectively. A potent inhibitor of 4-hydroxyphenylpyruvate dioxygenase (HPPD) that is rapily metabolised by corn to non-active substances, it is used as a herbicide for the treatment of broa leaf weeds.

TOPRAMEZONE Preparation Products And Raw materials

Raw materials

Preparation Products

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TOPRAMEZONE Suppliers

PureChemland Co.,Ltd.
Tel
13540909846 13882008651
Email
3848291069@qq.com
Country
China
ProdList
3001
Advantage
58
Hubei zhonglong Kangsheng Fine Chemical Co., Ltd
Tel
027-83850381 18171045381
Email
2533797015@qq.com
Country
China
ProdList
974
Advantage
58
Finetech Industry Limited
Tel
027-87465837 19945049750
Fax
027-8777-2287
Email
sales@finetechnology-ind.com
Country
China
ProdList
9636
Advantage
58
Alta Scientific Co., Ltd.
Tel
022-6537-8550 15522853686
Fax
022-2532-9655
Email
sales@altasci.com.cn
Country
China
ProdList
4511
Advantage
55
Shanghai eliv pharmaceutical Co.,Ltd.
Tel
021-50158063
Fax
021-6153 1846
Email
sales@elivpharma.com
Country
China
ProdList
477
Advantage
58
Shanghai Synchem Pharma Co., ltd
Tel
21-619849051-1 18521059765
Email
synchempharma@aliyun.com
Country
China
ProdList
4963
Advantage
55
Taizhou Ruixin Chemical Co., Ltd.
Tel
0576-89085261 15867635987
Fax
0576-89085262
Email
jasonhu09@163.com
Country
China
ProdList
442
Advantage
50
Shenzhen Regent Biochemical Technology Co., Ltd.
Tel
0755-85201366 18938635012
Fax
0755-85201366
Email
sales@regentsciences.com
Country
China
ProdList
9629
Advantage
58
UHN Shanghai Research & Development Co., Ltd.
Tel
021-58958002 18930822973
Fax
021-58958618
Email
sales@uhnshanghai.com
Country
China
ProdList
1984
Advantage
58
Chengdu Saint - Kay Biotechnology Co., Ltd.
Tel
028-85157043 15882256948
Email
676046971@qq.com
Country
China
ProdList
4183
Advantage
58
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View Lastest Price from TOPRAMEZONE manufacturers

Dideu Industries Group Limited
Product
TOPRAMEZONE 210631-68-8
Price
US $1.10/g
Min. Order
1g
Purity
99.9%
Supply Ability
100 Tons Min
Release date
2025-09-30
Huizhili (Changzhou) Life Technology Co., Ltd
Product
Topramezone 210631-68-8
Price
US $0.00/kg
Min. Order
25kg
Purity
99%
Supply Ability
EX:20tons
Release date
2025-06-20
Hebei Xinsheng New Material Technology Co., LTD.
Product
TOPRAMEZONE 210631-68-8
Price
US $35.00-25.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20 Ton
Release date
2023-11-14

210631-68-8, TOPRAMEZONERelated Search:


  • Impact(TM)
  • TOPRAMEZONE
  • bas 670
  • [3-(4,5-Dihydro-3-isoxazolyl)-2-methyl-4-(methylsulfonyl)phenyl](5-hydroxy-1-methyl-1H-pyrazol-4-yl)methanone
  • Hsdb 7500
  • Topramezone [iso]
  • Methanone, [3-(4,5-dihydro-3-isoxazolyl)-2-methyl-4-(methylsulfonyl)phenyl](5-hydroxy-1-methyl-1H-pyrazol-4-yl)-
  • Topramezone Solution in Acetonitrile, 100μg/mL
  • opramezone
  • Topramezone 97%
  • 3-(4,5-dihydro-1,2-oxazol-3-yl)-2-methyl-4-(methylsulfonyl)phenyl](5-hydroxy-1-methyl-1H-pyrazol-4-yl)methanone
  • [3-(4,5-dihydro-1,2-oxazol-3-yl)-2-methyl-4-(methylsulfonyl)...
  • L17602500ALTopramezonE10μg/mLin Acetonitril
  • Topramezone 10.0 μg/ml Acetonitrile
  • Topramezone in Methanol
  • Topramezone in Acetonitrile
  • Topramezone 10 μg/mL in Acetonitrile
  • Pyrthalonil
  • 210631-68-8
  • API