Allythiourea
Allylthiourea serves as a reagent in analytical chemistry and polymer modification, recognized as a ureine derivative with thio-substitution. Classified in HTS 2924.21.50.00 as 'other' ureines and their derivatives within Chapter 29's organic compounds.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If considered organo-sulfur compound
Chapter note excludes sulfur-linked compounds from 2930 only if giving sulfonated nature; otherwise 2930 later in order.
If pesticide or herbicide formulations
Thioureides used as pesticides classify in Chapter 38, not pure compounds.
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Import Tips & Compliance
• Provide thio-urea spectral confirmation to distinguish from oxygen analogs
• Classify as UN3077 Environmentally Hazardous if meeting GHS criteria
• Document <1ppm mercury content for laboratory reagent import clearance
Related Products under HTS 2924.21.50.00
Urea Dinitrate
Urea dinitrate is a derivative of ureines formed by reacting urea with nitric acid, resulting in a salt with carboxyamide-function structure. It falls under HTS 2924.21.50.00 as 'other' ureines and their derivatives; salts thereof within the cyclic amides category of Chapter 29. This compound is used in chemical synthesis and as an intermediate in organic processes.
Semicarbazide Hydrochloride
Semicarbazide hydrochloride is a ureine derivative salt used in pharmaceutical synthesis and as a reagent for carbonyl compound detection. Classified under HTS 2924.21.50.00 as 'other' ureines and derivatives; salts thereof, meeting Chapter 29 requirements for separate chemically defined organic compounds with carboxyamide function.
1,1-Dimethylurea
1,1-Dimethylurea is a symmetric ureine derivative used as a solvent and in polymer synthesis, featuring the characteristic urea moiety. It qualifies for HTS 2924.21.50.00 as 'other' ureines and their derivatives under Chapter 29's organic compound provisions.
Benzylurea
Benzylurea is an N-substituted ureine derivative used in organic synthesis and pharmaceutical intermediates. Falls under HTS 2924.21.50.00 as 'other' ureines and derivatives; salts thereof, as a chemically defined carboxyamide-function compound.
Ethylenethiourea
Ethylenethiourea (2-imidazolidinethione) is a cyclic thio-ureine derivative used in rubber vulcanization and as a reagent. It fits HTS 2924.21.50.00 as 'other' ureines and derivatives; salts thereof per Chapter 29 definitions.
Diphenylurea
Diphenylurea (symmetrical diarylurea) is used in explosives, dyes, and pharmaceuticals as a ureine derivative. HTS 2924.21.50.00 covers it as 'other' ureines and derivatives; salts thereof under Chapter 29 organic compounds.