4-hydroxybenzophenone

Stability: thermal, sunlight, metals

Administrative data

Endpoint:

thermal stability

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

guideline study with acceptable restrictions

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2014

Report date:

2014

Materials and methods

Test guideline

Qualifier:

equivalent or similar to guideline

Guideline:

OECD Guideline 113 (Screening Test for Thermal Stability and Stability in Air)

Version / remarks:

DIN 51007

GLP compliance:

no

Other quality assurance:

ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)

Test material

Test material information

Constituent 1

Reference substance name:

4-hydroxybenzophenone

EC Number:

214-507-1

EC Name:

4-hydroxybenzophenone

Cas Number:

1137-42-4

Molecular formula:

C13H10O2

IUPAC Name:

4-benzoylphenol

Test material form:

solid: crystalline

Details on test material:

Name of test material (as cited in study report): 4-Hydroxybenzophenone
Analytical purity: 99.3 g/100g by 1H-NMR spectroscopy using the internal
standard method (determined during the GLP-study No.
11L00531 from Competence Center Analytics, BASF SE)

Results and discussion

For thermal stability study

Test substance thermally stable:

yes

Operating temperature

Key result

Operating temp.:

>= 30 - <= 300 °C

Remarks on result:

other: 1st exothemic reaction: 20 J/g at onset temperatue 250°C; 2nd exothemic reaction: >430 J/g at onset temperatue 395°C

Any other information on results incl. tables

Results

1.Reaction
Onset-temperature	250 °C
Peak temperature	311 °C
Energy release	20 J/g

2.Reaction
Onset-temperature	395 °C
Peak temperature	--- °C
Energy release	>430 J/g