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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Physical & Chemical properties

Appearance / physical state / colour

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Administrative data

Link to relevant study record(s)

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Endpoint:
appearance / physical state / colour
Type of information:
other: Statement
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Statement based on the observation and manipulation of the substance.
Principles of method if other than guideline:
Statement based on the observation and manipulation of the substance
Physical state at 20°C and 1013 hPa:
solid
Remarks:
Flakes
Form:
solid: flakes
Colour:
creamy white, pinky beige
Odour:
other: phenol
Substance type:
organic
Conclusions:
4-TBC is an organic creamy white to pinky beige solid under flakes form, with phenol like characteristic odour.
Endpoint:
appearance / physical state / colour
Type of information:
not specified
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: No test substance information, no guideline, secondary literature, but reference handbook.
Qualifier:
no guideline required
Principles of method if other than guideline:
Visual inspection
GLP compliance:
no
Physical state at 20°C and 1013 hPa:
solid
Form:
solid: crystalline
Colour:
White
Odour:
other: phenol
Substance type:
organic
Conclusions:
At ambient temperature, 4-tert-butylpyrocatechol is an organic solid substance, appearing under the form of white crystals with a odour of phenol.

Description of key information

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid
Colour:
white

Additional information