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Merck

74011

Supelco

(±)-禾草灵

certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

别名:

(RS)-2-[4-(2,4-Dichlorophenoxy)phenoxy]propionic acid

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About This Item

经验公式(希尔记法):
C15H12Cl2O4
CAS号:
分子量:
327.16
Beilstein:
2338390
MDL號碼:
分類程式碼代碼:
41116107
NACRES:
NA.24

等級

certified reference material
TraceCERT®

品質等級

產品線

TraceCERT®

儲存期限

limited shelf life, expiry date on the label

製造商/商標名

Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

格式

neat

儲存溫度

2-8°C

SMILES 字串

CC(Oc1ccc(Oc2ccc(Cl)cc2Cl)cc1)C(O)=O

InChI

1S/C15H12Cl2O4/c1-9(15(18)19)20-11-3-5-12(6-4-11)21-14-7-2-10(16)8-13(14)17/h2-9H,1H3,(H,18,19)

InChI 密鑰

OOLBCHYXZDXLDS-UHFFFAOYSA-N

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一般說明

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. The CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com
(+/–)-Diclofop is a chiral herbicide that belongs to the chemical class of chiral aryloxyphenoxypropionate compounds. The actual herbicidal active ingredient― carboxylic acid, is released after application through hydrolysis of the ester. It is absorbed mainly through leaves and inhibits the biosynthesis of fatty acids by suppressing the activity of acetyl CoA carboxylase (ACCase). It is used for the post-emergence control of wild oats, wild millets, and other annual grass weeds commonly occurring in wheat, barley, rye, red fescue, and broad-leaved crops.
It was included on 1st June 2011 in Annex I of Directive 91/414/EEC by the European Commission Directive 2011/45/EU. It is authorized for use under EC Regulation No 1107/2009, as per the Commission Implementing Regulation (EU) No 540/2011, however it is a candidate for substitution.

應用

It is intended to be used as a certified reference material (CRM) for calibration in chromatography and other analytical techniques.
The (+/–)-Diclofop CRM can also be used as following:
  • To evaluate the likely enantioselective oxidative stress produced in Microcystis aeruginosa by diclofop acid
  • For analyzing the phytotoxic effects of diclofop acid enantiomers on the plant Arabidopsis thaliana
  • To study the enantioselective toxicity of diclofop acid on the non-target rice Xiushui 63 seedlings
  • In the chiral separation of diclofop-acid using one- and two- dimensional HPLC methods
  • To determine the enantioselective toxicity and degradation of diclofop in three algal cultures

推薦產品

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

法律資訊

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Acute Tox. 4 Oral

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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分析证书(COA)

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Xiyun Cai et al.
Journal of agricultural and food chemistry, 56(6), 2139-2146 (2008-03-06)
Aryloxyphenoxypropanoates are a class of chiral herbicides. They have a pair of enantiomers, only the R(+) form of which is herbicidally active. Diclofop, the model compound of these herbicides, is commercialized as the racemate of the ester form, diclofop-methyl, consisting
Xiyun Cai et al.
Journal of agricultural and food chemistry, 56(6), 2139-2146 (2008-03-06)
Aryloxyphenoxypropanoates are a class of chiral herbicides. They have a pair of enantiomers, only the R(+) form of which is herbicidally active. Diclofop, the model compound of these herbicides, is commercialized as the racemate of the ester form, diclofop-methyl, consisting

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