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About us
Tongcheng Medicine specializes in the research and development, production, and sales of fine chemical products.
Products
The company has currently developed and constructed a fine chemical product system with bromine and chlorine series as the core
News
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Honors
The company has been awarded various honors and invention patent certificates
Products
Dibromopenentanediol
Category Fire retardant
Alias 2,2-Bis(bromomethyl)propane-1,3-diol，DBNPG，Dibromoneopentyl Glyco
CAS NO. 3296-90-0
Molecular weight 261.94
Molecular formula C5
Structural formula Dibromopenentanediol
Physical and chemical properties

1.Grayish white powder.

2.Melting point109.5℃

3.Relative density2.23

4.Hydroxyl content13%, water content 0.07%, Theoretical bromine content 61.01%

5.Soluble in toluene, ethanol, ethylene glycol, propylene glycol and acetone, slightly soluble in water, toluene.