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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Basic data given, reliable source
Principles of method if other than guideline:
no guideline followed
GLP compliance:
not specified
Physical state at 20°C and 1013 hPa:
liquid
Form:
viscous
Colour:
Colour: dark purple-brown, commonly used as a liquid, opaque
Substance type:
organic
Conclusions:
The phycical state of N-(1,4-dimethylpentyl)-N'-phenylbenzene-1,4-diamine was described as a dark purple-brown liquid. (Monsanto, 1983)
Executive summary:

The phycical state of N-(1,4-dimethylpentyl)-N'-phenylbenzene-1,4-diamine was described as a dark purple-brown liquid.

Description of key information

Colour: dark purple-brown, commonly used as a liquid, opaque.
Although having a melting point of about 32 °C, the substance is a brown viscous liquid like honey.

After storage at room temperature the substance starts to crystallize.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
liquid
Colour:
brown
purple
Colour intensity:
dark

Additional information