C5H6Cl2N2O2
197.02 g/mol
Industrial ChemicalDanger
1,3-DICHLORO-5,5-DIMETHYLHYDANTOIN
CAS118-52-5EC204-258-7
Category
Industrial Chemical
Compound Class
Halocarbon
Primary Use
Disinfectant and chlorinating agent
1,3-Dichloro-5,5-dimethylhydantoin is a chlorinated heterocyclic compound used primarily as a disinfectant and chlorinating agent. It is applied in water treatment, industrial deodorization, and as a stabilizer in vinyl chloride polymer manufacturing.
DisinfectantChlorinating agent in organic synthesisStabilizer for vinyl chloride polymers
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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Related Compounds
ReferenceSame Category
Phenyl salicylate
CAS118-55-8
UV filter and polymer additive
ReferenceSame Category
2,6-dichlorotoluene
CAS118-69-4
Intermediate for pesticides and dyes
ReferenceSame Category
2,6-dimethylthiophenol
CAS118-72-9
thiol intermediate for chemical synthesis
ReferenceSame Category
2,4,6-tribromophenol
CAS118-79-6
flame retardant intermediate
Referencesame scaffold
1-bromo-3-chloro-5,5-dimethyl-2,4-imidazolidinedione
CAS16079-88-2
Water disinfection and sanitizing agent
Referencesame scaffold
1,3-diiodo-5,5-dimethylhydantoin
CAS2232-12-4
research compound
Referencesame scaffold
1-Aminohydantoin hydrochloride
CAS2827-56-7
research compound
Referencesame scaffold
1-Bromo-3-chloro-5,5-dimethylhydantoin
CAS32718-18-6
chemical compound
Safety Reference
Danger
H272May intensify fire; oxidizer
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335May cause respiratory irritation
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H333May be harmful if inhaled
Customs Tariff Classification
The international HS code for 1,3-DICHLORO-5,5-DIMETHYLHYDANTOIN (CAS 118-52-5) is 2933.21.
HS code (international, 6-digit)
2933.21
EU CN code (8-digit)
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.
Identifiers
IUPAC Name
1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione
InChIKey
KEQGZUUPPQEDPF-UHFFFAOYSA-N
SMILES
CC1(C(=O)N(C(=O)N1Cl)Cl)C
Synonyms (36)
- DCDMH
- 1,5-dimethylhydantoin
- 2, 1,3-dichloro-5,5-dimethyl-
- Chlorantine
- Dactin
- Daktin
- Dantochlor
- Dantochlor RW
- Dantoin
- Dichlorantin
- Dwuchlorantyny
- Dwuchlorantyny [Polish]
- Halane
- Hydan
- Hydan (antiseptic)
- Hydantoin, dichlorodimethyl-
- J5.299J
- Omchlor
- Sulfochloranthine
- Sulfochlorantine
- dichlorodimethylhydantoin
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