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Physical & Chemical properties

Melting point / freezing point

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Description of key information

In a preliminary study, the test item was still not frozen after twelve hours of storage in a freezer at - 20°C. Therefore, according to Annex VII of REACH, no main study was performed. 
The freezing point or range of (2E)-ethyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl) but-2-enal is < - 20°C.

Key value for chemical safety assessment

Additional information

Key study conducted according to OECD 102 Guideline and EU Method A.1. The result is scientifically acceptable but not obtained under GLP.

Therefore a reliability of 2 (reliable with restrictions) was assigned.