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Diss Factsheets

Administrative data

Endpoint:
hydrolysis
Type of information:
experimental study
Adequacy of study:
weight of evidence
Study period:
2003
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Justification for type of information:
Data from the Hazardous Substances Databank (HSDB No 1636).

Data source

Referenceopen allclose all

Reference Type:
other: Expert review panel
Title:
Unnamed
Year:
2003
Report date:
2003
Reference Type:
publication
Title:
Unnamed
Year:
1966

Materials and methods

Test guideline
Qualifier:
no guideline available
Principles of method if other than guideline:
Not specified.
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Diethyl sulphate
EC Number:
200-589-6
EC Name:
Diethyl sulphate
Cas Number:
64-67-5
Molecular formula:
C4H10O4S
IUPAC Name:
diethyl sulfate

Results and discussion

Transformation products:
yes
Identity of transformation productsopen allclose all
No.:
#1
Reference
Reference substance name:
Unnamed
IUPAC name:
ethanol
Inventory number:
InventoryMultipleMappingImpl [inventoryEntryValue=EC 200-578-6]
CAS number:
64-17-5
Identity:
Ethanol
Molecular formula:
C2H6O
Molecular weight:
46.068
SMILES notation:
CCO
InChl:
InChI=1/C2H6O/c1-2-3/h3H,2H2,1H3
No.:
#2
Reference
Reference substance name:
Unnamed
IUPAC name:
sulfuric acid
Inventory number:
InventoryMultipleMappingImpl [inventoryEntryValue=EC 231-639-5]
CAS number:
7664-93-9
Identity:
Sulfuric acid
Molecular formula:
H2O4S
Molecular weight:
98.079
SMILES notation:
OS(=O)(=O)O
InChl:
InChI=1/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)
Dissipation DT50 of parent compound
Key result
pH:
7
Temp.:
25 °C
Hydrolysis rate constant:
0 s-1
DT50:
1.7 h

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified
Conclusions:
The substance has a hydrolysis half-life of 1.7 hours at ph 7 and 25°C. The hydrolysis by-products are ethanol and sulphuric acid.