4-(4-Chloro-2-methylphenoxy)butyric acid
This is a specific aromatic carboxylic acid with an additional oxygen function, featuring a chloro-methylphenoxy group linked to a butyric acid chain. It falls under HTS 2918.99.1800 as one of the explicitly named pesticides in the subcategory for aromatic acids with oxygen functions. Primarily used as a plant growth regulator in agricultural applications.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as a mixture with solvents for safety/transport
Solutions of chapter 29 compounds in solvents for transport fall under heading 2933 if not constituting normal putting up.
If formulated as a ready-to-use herbicide product
Pesticides in formulations like solutions or suspensions are classified in chapter 38 based on end-use preparation.
If containing an added stabilizer for preservation
Products with stabilizers necessary for transport remain in 2918.99 but may shift subheading if not purely the named acid.
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Import Tips & Compliance
• Provide EPA registration documents and purity certificates to verify compliance with pesticide import regulations
• Ensure chemical identity matches exactly with the named compound; impurities over specified limits may shift classification
• Label containers with UN numbers for hazardous material transport and include Material Safety Data Sheets (MSDS)
Related Products under HTS 2918.99.18.00
p-Chlorophenoxyacetic acid
Also known as 4-chlorophenoxyacetic acid, this is an aromatic carboxylic acid with oxygen function used as a synthetic auxin in herbicides. It is explicitly listed under HTS 2918.99.1800 in the pesticides subcategory for aromatic acids. Commonly employed for weed control in crop production.
2-(2,4-Dichlorophenoxy)propionic acid
This chlorinated aromatic acid with oxygen function, also called 2,4-DP, acts as a selective herbicide for broadleaf weed control. Explicitly named in HTS 2918.99.1800 under pesticides for aromatic carboxylic acids with additional oxygen. It mimics plant hormones to disrupt growth.
Mecoprop-p (4-(4-Chloro-2-methylphenoxy)butyric acid enantiomer)
The herbicidally active enantiomer of 4-(4-chloro-2-methylphenoxy)butyric acid, used in selective weed control formulations. Classifies under HTS 2918.99.1800 as the specifically named pesticide compound despite stereospecificity. Meets chapter 29 requirements for chemically defined aromatic oxygen-function acids.
Technical grade p-Chlorophenoxyacetic acid 98%
High-purity technical grade version of p-chlorophenoxyacetic acid with minor impurities, used as herbicide intermediate. Falls under HTS 2918.99.1800 as explicitly named pesticide; chapter notes allow impurities. Essential for synthesizing plant growth regulators.