3697-42-5 Chlorhexidine hydrochloride Chlorhexidine hcl
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1.Product description
Product Name: Chlorhexidine hydrochloride
CAS: 3697-42-5
MF: C22H32Cl4N10
MW: 578.37
EINECS: 200-636-0
2.Physical properties
White crystalline powder
mp 111-116 °C
storage temp. 2-8°C
Water Solubility 0.06 g/100 mL (20 oC)
3.Specification
A white or almost white, crystalline powder, sparingly soluble in water and in propylene glycol very slightly soluble in alcohol
A white or almost white, crystalline powder, sparingly soluble in water and in propylene glycol very slightly soluble in alcohol
First identification : A,D
Second identification : B,C,D
NMT 1.0 per cent, determined on 1.0 g by drying in an oven at 100oC to 105oC:0.60% w/w
NMT 0.1 per cent, determined on 1.0g:0.053% w/w
To comply with BP/EP:Complies
Chlorhexidine dihydrochloride contains NLT 98.0% and NMT the equivalent of 101.0 percent of 1,1’-hexamethylenebis[5-(4-chlorophenyl) biguanide]dihydrochloride , calculated with reference to the dried substance:99.11% w/w
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