1,1'-binaphthyl-8,8'-dicarboxylic acid

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:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: Non GLP, but well documented

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

1999

Materials and methods

Test guideline

Qualifier:

equivalent or similar to guideline

Guideline:

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

GLP compliance:

no

Test material

Test material information

Constituent 1

Reference substance name:

1,1'-binaphthyl-8,8'-dicarboxylic acid

EC Number:

249-922-7

EC Name:

1,1'-binaphthyl-8,8'-dicarboxylic acid

Cas Number:

29878-91-9

Molecular formula:

C22H14O4

IUPAC Name:

[1,1'-binaphthalene]-8,8'-dicarboxylic acid

Test material form:

solid: crystalline

Results and discussion

For thermal stability study

Test substance thermally stable:

yes

Operating temperature

Operating temp.:

<= 200 °C

Sublimation:

no

Transformation products:

not measured

For study on stability to sunlight

Test substance stable to sunlight:

not determined

For study on stability to metals

Test substance stable to metals / metal ions:

not determined

Any other information on results incl. tables

The DTA shows a weak exothermal decomposition beginning at 300°C with a energy of -260J/g, which occures over a long temperature range of 150°C. Because of the low energy content any deflagration and a shock sensitivity can be excluded.