4,4'-sulphonyldiphenol

Stability: thermal, sunlight, metals

Administrative data

Endpoint:

stability: thermal, sunlight, metals, other

Remarks:

Migrated from section 'Stability: thermal, sunlight, metals'

Type of information:

experimental study

Adequacy of study:

supporting study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

guideline study without detailed documentation

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2013

Report date:

2013

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

other: DIN 51007

Deviations:

no

GLP compliance:

no

Test material

Test material information

Constituent 1

Reference substance name:

4,4'-sulphonyldiphenol

EC Number:

201-250-5

EC Name:

4,4'-sulphonyldiphenol

Cas Number:

80-09-1

Molecular formula:

C12H10O4S

IUPAC Name:

4,4'-sulfonyldiphenol

Details on test material:

- Name of test material (as cited in study report): 4,4'-DIHYDROXYDIPHENYLSULFON
- Analytical purity: 99.4 g/100 g

Results and discussion

For thermal stability study

Test substance thermally stable:

no

Operating temperature

Operating temp.:

30 - 500 °C

Remarks on result:

other: Heating rate: 2.5 K/min

Any other information on results incl. tables

1st reaction exothermic

onset temperature 290 °C

peak temperature 305 °C

released heat content 240 J/g

The reaction is self-accelerating.

2nd reaction exothermic

onset temperature 395 °C

peak temperature 439 °C

released heat content 30 J/g

The reaction was not tested for self-accelerating decomposition behavior.