45520 Sigma-Aldrich


PESTANAL®, analytical standard

Synonym: 2-Amino-4-(hydroxymethylphosphinyl)butyric acid ammonium salt, DL-Phosphinothricin

  • CAS Number 77182-82-2

  • Empirical Formula (Hill Notation) C5H15N2O4P

  • Molecular Weight 198.16

  •  Beilstein Registry Number 8163399

  •  EC Number 278-636-5

  •  MDL number MFCD00055562

  •  PubChem Substance ID 329756807

  •  eCl@ss 39110524



Related Categories All Herbicide Standards, Alpha Index of All Pesticide Standards, Analytical Standards, Analytical/Chromatography, E-G,
grade   analytical standard
product line   PESTANAL®
form   neat
shelf life   limited shelf life, expiry date on the label
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
mp   215 °C
format   neat


Frequently Asked Questions

Frequently Asked Questions are available for this Product.


Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

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PESTANAL is a registered trademark of Sigma-Aldrich International GmbH

Price and Availability

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Safety & Documentation

Safety Information

Signal word 
Hazard statements 
Personal Protective Equipment 
NONH for all modes of transport
WGK Germany 
Flash Point(F) 
>212 °F
Flash Point(C) 
>100 °C

Frequently Asked Questions

Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis. These documents are located on the product detail page under Useful Links & Tools. Click on the following link to search for a Certificate of Analysis. Please click the following link to see the details on our Product Dating Information.
How do I get lot-specific information or a Certificate of Analysis?
A Certificate of Analysis is available by lot number and can be obtained through our Advanced Search Option:
Product 45520, Glufosinate-ammonium, is a D, L isomer mix.  What proportions of each are in this product?
This product is described as being racemic (DL).  Thus it would consist of 50% of the D- and 50% of the L- isomer.
How do I dissolve Product 45520, Glufosinate-ammonium?
According to The Merck Index, product 45520 is soluble in water.
How do I find price and availability?
There are several ways to find pricing and availability for our products.  Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers. 
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS. To access the shipping information for this material, use the link on the product detail page for the product, or search here. 
My question is not addressed here, how can I contact Technical Service for assistance?
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Protocols & Articles


LC/MS Analysis of Glyphosate and Metabolites on apHera™ NH2, 2 mm I.D. Column

From our library of Articles, Sigma-Aldrich presents LC/MS Analysis of Glyphosate and Metabolites on apHera™ NH2, 2 mm I.D. Column
Keywords: Chromatography, High performance liquid chromatography, Liquid chromatography mass spectrometry, Mass spectrometry, Mass spectrometry detection

LC/MS/MS Method for Determination of Glyphosate, AMPA, and Glufosinate in Cereals

Glyphosate is one of the most commonly used herbicides in the world. Its usage has significantly increased after the introduction of genetically modified glyphosate tolerant crops such as corn, soybe...
Olga I. Shimelis, Principal R&D Scientist
Reporter US Volume 34.4
Keywords: Absorption, Centrifugation, Derivatizations, Herbicides, High performance liquid chromatography, Mass spectrometry, Metabolites, Pesticides, Phase transitions, Sample preparations, Solid phase extractions

Peer-Reviewed Papers


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