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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
dissociation constant
Type of information:
(Q)SAR
Adequacy of study:
key study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: QSAR
Justification for type of information:
QSAR prediction: migrated from IUCLID 5.6

Data source

Reference
Reference Type:
publication
Title:
A Rigorous Test for SPARC's Chemical Reactivity Models: Estimation of More Than 4300 Ionization pKa's
Author:
Hilal, Said, S. W. Karickhoff and L. A. Carreira
Year:
1995
Bibliographic source:
Quant. Struc. Act. Rel., 14, 348.

Materials and methods

Principles of method if other than guideline:
SPARC QSAR

Test material

Constituent 1
Chemical structure
Reference substance name:
Methyl (R)-lactate
EC Number:
241-420-6
EC Name:
Methyl (R)-lactate
Cas Number:
17392-83-5
Molecular formula:
C4H8O3
IUPAC Name:
methyl 2-hydroxypropanoate

Results and discussion

Dissociating properties:
no
Dissociation constant
Temp.:
20 °C

Any other information on results incl. tables

No observable pKa reported

Applicant's summary and conclusion

Conclusions:
Not dissociating.