1-Bromo-3-chloro-5,5-dimethylhydantoin

Public-database records for 1-Bromo-3-chloro-5,5-dimethylhydantoin (CAS 16079-88-2), reproduced here for independent cross-checking.

Safety classification and hazard statements

Physical description and handling notes

• White solid; [HSDB] Faintly yellow fine crystals; [Aldrich MSDS]
• Free-flowing, white powder
• White / off-white tablet
• Faint halogen odor
• In water, 0.15 g/100g water at 20 °C
• In water, approximately 0.2 g/100g water at 25 °C

Reported physical properties

How this substance is indexed

Documented uses

• Used as germicide and fungicide for water treatment (industrial, spas, and hot tubs); Also used as disinfectant, halogenating agent, ionic catalyst, and selective oxidant; [HSDB] Halohydantoins: Used as disinfectants in swimming pools, hot tubs, toilet bowls, and industrial systems (cooling water, pulp and paper, wastewater, and sewage); Also used as slimicide for paper/paperboard for food contact; [Reference #1]
• Pulp and Paper Processing [Category: Industry]
• Using Disinfectants or Biocides [Category: Clean]
• Sewer and Wastewater Treatment [Category: Industry]
• 1-Bromo-3-chloro-5,5-dimethylhydantoin (BCDMH) is used in industrial water treatment and in sanitizing spas and hot tubs. ... also useful in control of biofouling in water recirculating systems, in toilet bowl cleaning, in metal recovery, and in laundry bleaching.
• 1-Bromo-3-chloro-5,5-dimethylhydantoin ... /ensures/ high disinfecting and bactericidal effects in water-purification plants, because ... /it is/ capable of producing hypohalite ions. ... /It/ can also be used in sanitizing and bleaching toilet bowls, as disinfectants for dental appliances, for automatic dishwashers, as resin stabilizers, etc.

Names this substance appears under

16079-88-2; 1-BROMO-3-CHLORO-5,5-DIMETHYLIMIDAZOLIDINE-2,4-DIONE; 1-Bromo-3-chloro-5,5-dimethylhydantoin; Agribrom; 2,4-Imidazolidinedione, 1-bromo-3-chloro-5,5-dimethyl-; di-Halo; Slimicide 78P; Slimicide C 77P; Halogene T 30; 1-Bromo-3-chloro-5,5-dimethyl-2,4-imidazolidinedione; DTXSID3032591; Hydantoin, 1-bromo-3-chloro-5,5-dimethyl-; W18O2G87ND; N-Bromo-N'-chloro-5,5-dimethylhydantoin; DTXCID1012591; Bromine Sanitizer

Computed molecular descriptors

Database abstract

1-Bromo-3-chloro-5,5-dimethylhydantoin · CAS 16079-88-2 · C5H6BrClN2O2. UNII W18O2G87ND. 熔点: 163-164 °C; 蒸气压: 0.00000661 [mmHg]; LogP: log Kow = 0.35.

Source: PubChem / Wikidata; the batch COA governs where values differ.