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Chemicals - Applications
Agrochemicals
Market Overview

The primary application segment in this market for Varsal products is as intermediates in the production of active ingredients for pesticides. The key offerings include methanesulfonyl chloride (MSC), dimethyl disulfide (DMDS), and dimethyl sulfide, amino acids, n-octyl pyrrolidone, and pyridines.

The advantages of using Varsal products include consistency of quality and high purity.

Products/Applications

Varsal can provide a variety of product chemistries that can be used as catalysts or intermediate reaction materials to produce specific agrochemical actives.
Methane sulfonic acid (MSA) can be used as a catalyst for agchem products. It has an excellent biodegradability profile and provides very efficient catalysis.
In synthesis, particularly for condensation reactions, methane sulfonyl chloride (MSC) is particularly useful to make methansulfonamides which are widely used as herbicides.
n-Octyl Pyrrolidone is used as a formulation solvent/co-solvent, wetting agent/emulsifier.
Pyridines are offered as building blocks for pesticides for increased yields and lower costs.
Varsal makes a number of fluorinated compounds- fluorinated compounds are very useful for herbicides. Varsal can make high purity, controlled isomers for selective activity of fluorinated compounds.

Examples of actives utilizing Varsal chemistry:

Active Intermediate
Ethofumesate Methanesulfonyl chloride
Glyphosate (trimesium salt) Dimethyl sulfide (DMS)
Fertilizer supplement Calcium nitrate
Growth inhibitors (e.g. DL-Valine) Glycine, other amino acids

Varsal has significant capabilities in the design, custom synthesis, and manufacture of specialty intermediates utilized to make agrochemical active ingredients. See the custom manufacturing section for more details.

Table - Agrochemicals Key Products
Product Purity % CAS # Appearance Hazard Class
Methane Sulfonic Acid 70 75-75-2 Transparent oily liquid 8
Methane Sulfonic Acid 85 75-75-2 Transparent oily liquid 8
Methane Sulfonic Acid 99 75-75-2 Transparent oily liquid 8
Lithium Hydroxide 99.5 124-63-0 White crystalline powder 6.1
Calcium nitrite 98 2687-94-7 Pale yellow liquid 8

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