6. Key Physico-chemical properties of DBP, DEHP, DINP and DIDP
|
Length of chain
|
C4-C8 phthalates
|
C9-C10 phthalates
|
| |
DBP
Dibutyl-phthalate
|
DEHP
Diethylexyl-phthalate
|
DINPDiisononyl-phthalate
|
DIDPDi-isodecyl-phthalate
|
| 6.1.Molecular structure
|
|
|
|
|
| 6.2.Molecular weight
|
278
|
390
|
420
|
447
|
| 6.3. Melting point
|
-69°C
|
- 50 or -55°C
|
-50°C
|
-45°C (average)
|
| 6.4. Water solubility
|
Low ( 10 mg/L)
|
Practically insoluble (<3 ug/L)
|
Insoluble (< 1ug/L)
|
Insoluble (< 1ug/L)
|
| 6.5. Partition coefficient oct/water
(reflecting the potential for bioaccumulation)
|
4.57 (moderate)
|
7.50 (large)
|
+/- 9 (large)
|
+/- 9 (large)
|
Related publications:
Other Tables in this publication:
Table 1. Regulatory classifications of DBP, DEHP, DINP and DIDP
Table 2. Conclusions on the risk assessments of DNBP, DEHP, DINP and DIDP
Table 3. Fate of the phthalates in the human body
Table 4. Potential adverse effects of DBP, DEHP, DINP and DIDP
Table 5. Potential environmental effects of DBP, DEHP, DINP and DIDP Table 6. Key physico-chemical properties of DBP, DEHP, DINP and DIDP | 
