1,3-dibromo-5,5-dimethylhydantoin (DBDMH)

1,3-dibromo-5,5-dimethylhydantoin (DBDMH)

Chemical name: 1,3-dibromo-5,5-dimethylhydantoin(DBDMH)

CAS NO: 77-48-5

Molecular formula: C5H6Br2N2O2

Structural formula:

Related Molecular mass: 285.94

Properties: white or off-white crystalline powder, slightly dissdved in water,dissolved in chloroform,ethanol and other organic solvent,easy to decompose in strong acid or alkali,stable when in dry state. having slight rritation odour.


mainly used in the disinfection of industrial circulating water, swimming pool, spring, hospital sewage, medicinal facilities, aquaculture, food process, hotel, home, warehouse, custom and epidemic-stricken area; or used as brominating agent in chemical industry, pharmaceutical industry, rubber industry, and so on.

Quality index(company standard):




Qualified product

Mass fraction of DBDMH, % ≥


Mass fraction of bromine(as Br2 ), % ≥


Chloride(as Cl ), %  ≤



Volatile matter(Loss on dry), % ≤



Packing:40KG in double-layer plastic bag lined carton or following your demands, It should be kept in cool and dry place, don't mix with toxic matter, avoid contamination.

If you have any demand about my products.

please enquiry me   sophia at kaihongchem dot com.


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