Registration Dossier

Administrative data

Endpoint:
hydrolysis
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1996-06-18 to 1997-02-18
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: The study was conducted according to an appropriate OECD test method and in compliance with GLP, but full details are not available.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1997
Report Date:
1997

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
OECD Guideline 111 (Hydrolysis as a Function of pH)
Principles of method if other than guideline:
Experimental measurement (data is taken from a study report with information about the methodology but no details are available)
GLP compliance:
yes

Test material

Reference
Name:
Unnamed
Type:
Constituent
Specific details on test material used for the study:
Name of test material (as cited in study report): 3-Methyl-1,5-pentanediol
source: Wako Pure Chemical Industries, Ltd.
molecular formula: C6H14O2
Molecular weight: 118.17
Structural formula attached as image file: HO(H2C)(H2C)(CHCH3)(CH2)(CH2)OH
Physical state: liquid
purity: 99.8%, kept at 5 °C until use.
batch/lot no.: WDK5104

The structure was
identified by Infrared red spectroscopy.

Results and discussion

Transformation products:
no
Dissipation DT50 of parent compoundopen allclose all
pH:
4
Temp.:
50 °C
DT50:
> 5 d
pH:
7
Temp.:
50 °C
DT50:
> 5 d
pH:
9
Temp.:
50 °C
DT50:
> 5 d

Any other information on results incl. tables

Based on the results of preliminary test, the test substance was considered to have no hydrolysis at

pH 4, 7 and 9.

Applicant's summary and conclusion

Conclusions:
The substance is stable at pH 4.0, 7.0 and 9.0.