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Physical & Chemical properties

Stability in organic solvents and identity of relevant degradation products

Administrative data

Endpoint:
stability in organic solvents and identity of relevant degradation products
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Hydrolysis products are know based on ingredients used in manufacturing the substance. Basis for rate of hydrolysis is discussed in Section 5.
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
other: expert opinion
Title:
Unnamed
Year:
2012

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Expert opinion based on knowledge of manufacturing process and environmental chemistry.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2-ethylhexyl diphenyl phosphite
EC Number:
239-716-5
EC Name:
2-ethylhexyl diphenyl phosphite
Cas Number:
15647-08-2
Molecular formula:
C20H27O3P
IUPAC Name:
phosphorous acid, 2-ethylhexyl diphenyl ester

Results and discussion

Test substance stable:
no
Transformation products:
yes
Identity of transformation productsopen allclose all
No.:
#1
Reference
Reference substance name:
Unnamed
IUPAC name:
phenol
Inventory number:
InventoryMultipleMappingImpl [inventoryEntryValue=EC 203-632-7]
CAS number:
108-95-2
Identity:
Phenol
Molecular formula:
C6H6O
Molecular weight:
94.111
SMILES notation:
Oc1ccccc1
InChl:
InChI=1/C6H6O/c7-6-4-2-1-3-5-6/h1-5,7H
No.:
#2
Reference
Reference substance name:
Unnamed
IUPAC name:
2-ethylhexyl alcohol
Identifier:
common name
Identity:
2-ethylhexyl alcohol
No.:
#3
Reference
Reference substance name:
Unnamed
IUPAC name:
phosphorous acid
Inventory number:
InventoryMultipleMappingImpl [inventoryEntryValue=EC 233-663-1]
CAS number:
10294-56-1

Applicant's summary and conclusion

Conclusions:
In water, DPDP hydrolyses rapidly into 2 moles of phenol, 1 mole of isodecyl alcohol and 1 mole of phosphorous acid.
Executive summary:

In water, DPDP hydrolyses rapidly into 2 moles of phenol, 1 mole of isodecyl alcohol and 1 mole of phosphorous acid.