Registration Dossier

Diss Factsheets

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Justification for type of information:
Experimental test result performed using standard OECD test guidelines.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2014
Report date:
2014

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 122 (Determination of pH, Acidity and Alkalinity)
Principles of method if other than guideline:
The pH of test substance was determined as per the test guideline OECD 122 by using of pH meter.
GLP compliance:
not specified

Test material

Constituent 1
Chemical structure
Reference substance name:
Reaction mass of 4-(2,6,6-trimethylcyclohex-2-ene-1-yl)-but-3-ene-2-one and 4-(2,6,6-trimethylcyclohex-1-ene-1-yl)-but-3-ene-2-one
EC Number:
907-706-6
Molecular formula:
C13H20O
IUPAC Name:
Reaction mass of 4-(2,6,6-trimethylcyclohex-2-ene-1-yl)-but-3-ene-2-one and 4-(2,6,6-trimethylcyclohex-1-ene-1-yl)-but-3-ene-2-one
Test material form:
liquid
Details on test material:
- Name of test material: Reaction mass of 4-(2,6,6-trimethylcyclohex-2-ene-1-yl)-but-3-ene-2-one and 4-(2,6,6-trimethylcyclohex-1-ene-1-yl)-but-3-ene-2-one
- IUPAC name: Reaction mass of 4-(2,6,6-trimethylcyclohex-2-ene-1-yl)-but-3-ene-2-one and 4-(2,6,6-trimethylcyclohex-1-ene-1-yl)-but-3-ene-2-one
- Molecular formula: C13H20O
- Molecular weight: 192.3 g/mole
- Smiles : C1([C@@H](C(=CCC1)C)\C=C\C(C)=O)(C)C
- Inchl: 1S/C13H20O/c1-10-6-5-9-13(3,4)12(10)8-7-11(2)14/h6-8,12H,5,9H2,1-4H3/b8-7+
- Substance type: Organic
- Physical state: Liquid

Reagents

Reagent:
water

Results and discussion

pH value
Key result
pH value:
5.8
Temp.:
28 °C
Remarks on result:
other: % w/v aqueous solution/ dispersion of test substance

Any other information on results incl. tables

TEST RESULTS

Details

Readings

Remarks if, any

Guideline

OECD 122

 

 

Method

 

pH Meter

 

 

Principle of method

 

 

 

 

 

 

 

A pH meter is essentially a voltmeter with high input impedance which measures the voltage of an electrode sensitive to the hydrogen ion concentration, relative to another electrode which exhibits a constant voltage.

 

 

Temperature of 1% w/v test solution

-

280C

 

pH (RESULT)

 

-

5.8

 

Inference

1.   Acidic

2.   Basic

3.   Neutral

 

 

-

 

Acidic

Applicant's summary and conclusion

Conclusions:
pH of 1% w/v aqueous solution of the test substance was determined to be 5.8 at 28°C.
Executive summary:

The pH determination of test substance was done as per the test guideline OECD 122. The pH of the test solution was determined with the help of pH meter. The pH of 1% w/v aqueous solution of the test substance mixture of Reaction mass of 4-(2,6,6-trimethylcyclohex-2-ene-1-yl)-but-3-ene-2-one and 4-(2,6,6-trimethylcyclohex-1-ene-1-yl)-but-3-ene-2-one (EC no 907 -706 -6) was determined to be 5.8 at 28°C.