5,5-Dimethylhydantoin is an imidazolidine-2,4-dione compound. It is primarily used as an inert ingredient in pesticide formulations.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Dicyclopentadiene
Chemical intermediate for insecticides and polymers
Dimethyl sulfate
Methylating agent in organic synthesis
Trimethylolethane
manufacture of polyesters and alkyd resins
Acetyl tributyl citrate
plasticizer for vinyl resins
N-(1,3-bis(hydroxymethyl)-2,5-dioxo-4-imidazolidinyl)-N,N'-bis(hydroxymethyl)urea
Formaldehyde-releasing preservative in cosmetics
Allantoin
pharmaceutical raw material
1,3-dibromo-5,5-dimethylhydantoin
disinfectant and bleaching agent
The international HS code for 5,5-DIMETHYLHYDANTOIN (CAS 77-71-4) is 2933.21.
2933.21
2933 21 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
5,5-dimethylimidazolidine-2,4-dione
YIROYDNZEPTFOL-UHFFFAOYSA-N
CC1(C(=O)NC(=O)N1)C
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