1,3-二溴-5,5-二甲基乙内酰脲

Description

1,3-Dibromo-5,5-dimethylhydantoin · CAS 77-48-5 · C5H6Br2N2O2. UNII V9R5F9I7MZ.

Identification

CAS Registry Number	77-48-5
PubChem CID	6479
Molecular formula	C5H6Br2N2O2
IUPAC name	1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione
UNII (FDA)	V9R5F9I7MZ

Computed Descriptors

Molecular Weight	285.92
XLogP3	1.5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	285.87755
Monoisotopic Mass	283.87960
Topological Polar Surface Area	40.6
Heavy Atom Count	11
Formal Charge	0

Physical description & handling notes

• Dry Powder
• Light yellow powder; [Aldrich MSDS]

Regulatory Status

Regulatory & Food Contact

FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS 1,3-dibromo-5,5-dimethylhydantoin (DBDMH) (CAS Reg. No. 77-48-5) The FCS will be used as an antimicrobial agent in water applied to pig, goat, and sheep carcasses and their pa The FCS will be used at a level not to exceed that needed to provide the equivalent of 500 parts per million ( As an antimicrobial agent in process water and ice for meat and poultry products. For use at a level not to exceed that needed to provide: 1) 900 ppm available bromine in water or ice applied

GHS Hazard Classification

Reported hazard statements	H272 (93.5%), H301 (28.1%), H302 (71.9%), H314 (33.8%), H315 (50.2%), H319 (66.2%), H400 (81.8%), H410 (55.8%)

Documented Uses

• 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]
• 1,3-Dibromo-5,5-dimethylhydantoin is an organobromide compound derived from the heterocycle called dimethylhydantoin. It is widely used as a disinfectant used for drinking water purification, recreational water treatment, as a bleaching agent in pulp and paper mills, and for treating industrial/commercial water cooling systems. Diatomic bromine does not occur naturally, but bromine salts can be found in crustal rock.
• Photographic Film, Paper, Plate, and Chemical Manufacturing

Synonyms

1,3-Dibromo-5,5-dimethylhydantoin; 77-48-5; Dibromantin; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; Dibromantine; Take Charge Orange; DBDMH; N,N'-Dibromodimethylhydantoin; 1,3-Dibromo-5,5-dimethyl-2,4-imidazolidinedione; 5,5-Dimethyl-1,3-dibromohydantoin; 2,4-Imidazolidinedione, 1,3-dibromo-5,5-dimethyl-; DTXSID3035341; V9R5F9I7MZ; HYDANTOIN, 1,3-DIBROMO-5,5-DIMETHYL-; NSC-33305; DTXCID1015341

Frequently Asked Questions

What are the CAS number and molecular formula of 1,3-Dibromo-5,5-dimethylhydantoin?

CAS 77-48-5; molecular formula C5H6Br2N2O2; molecular weight — g/mol.

What other names is 1,3-Dibromo-5,5-dimethylhydantoin known by?

1,3-Dibromo-5,5-dimethylhydantoin, 77-48-5, Dibromantin, 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione, Dibromantine, Take Charge Orange.

What is the regulatory status of 1,3-Dibromo-5,5-dimethylhydantoin?

Documented regulatory listings: FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS; 1,3-dibromo-5,5-dimethylhydantoin (DBDMH) (CAS Reg. No. 77-48-5); The FCS will be used as an antimicrobial agent in water applied to pig, goat, and sheep carcasses and their pa.

Is 1,3-Dibromo-5,5-dimethylhydantoin classified as hazardous?

Hazard statements reported: H272, H301, H302, H314, H315.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.