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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
pH
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Justification for type of information:
data from handbook or collection of data

Data source

Referenceopen allclose all

Reference Type:
review article or handbook
Title:
pH of Sodium phenylacetate
Author:
Lewis, R.J. Sr.;
Year:
2001
Bibliographic source:
Hawley's Condensed Chemical Dictionary 14th Edition. John Wiley & Sons, Inc. New York, NY 2001., p. 1021
Reference Type:
other: authoritative database
Title:
pH of Sodium phenylacetate
Author:
U.S. National Library of Medicine
Year:
2017
Bibliographic source:
HSDB, 2017
Reference Type:
other: authoritative database
Title:
pH of Sodium phenylacetate
Author:
U.S. National Library of Medicine
Year:
2017
Bibliographic source:
PubChem, 2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: as mentioned below
Principles of method if other than guideline:
The pH of Sodium phenylacetate was calculated
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Sodium phenylacetate
EC Number:
204-052-7
EC Name:
Sodium phenylacetate
Cas Number:
114-70-5
Molecular formula:
C8H7NaO2
IUPAC Name:
sodium 2-phenylacetate
Test material form:
liquid
Details on test material:
- Name of test material: Sodium phenylacetate
- IUPAC name: Sodium 2-phenylacetate
- Molecular formula: C8H7NaO2
- Molecular weight: 158.1313 g/mole
- Smiles : c1(ccccc1)CC(=O)[O-].[Na+]
- Inchl: 1S/C8H8O2.Na/c9-8(10)6-7-4-2-1-3-5-7;/h1-5H,6H2,(H,9,10);/q;+1/p-1
- Substance type: Organic
- Physical state: Solid
Specific details on test material used for the study:
- Name of test material: Sodium phenylacetate
- IUPAC name: Sodium 2-phenylacetate
- Molecular formula: C8H7NaO2
- Molecular weight: 158.1313 g/mole
- Smiles : c1(ccccc1)CC(=O)[O-].[Na+]
- Inchl: 1S/C8H8O2.Na/c9-8(10)6-7-4-2-1-3-5-7;/h1-5H,6H2,(H,9,10);/q;+1/p-1
- Substance type: Organic
- Physical state: Liquid (pale yellow)

Reagents

Reagent:
water

Results and discussion

pH value
Key result
pH value:
7.5 - 8.5
Remarks on result:
other: (50 % aqueous solution of Sodium phenylacetate)

Applicant's summary and conclusion

Conclusions:
The pH of 50 % aqueous solution Sodium phenylacetate was observed to be 7.0-8.5.
Executive summary:

Based on available data from reliable resources like authoritative databases and handbooks, the pH of 50 % aqueous solution

Sodium phenylacetate was observed to be 7.0-8.5.