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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Flammability

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Administrative data

Endpoint:
flammable solids
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Non-guideline study, available as unpublished report, limitations in design and/or reporting but otherwise adequate for assessment.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2011
Report date:
2011

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
other: UN-Recommendations on the Transport of Dangerous Goods, Manual of Tests and Criteria, 2nd revised edition, Part III, Test N.1, Abschnitt 33.2.1.4
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
2,5-dimethylhexyne-2,5-diol
EC Number:
205-533-4
EC Name:
2,5-dimethylhexyne-2,5-diol
Cas Number:
142-30-3
Molecular formula:
C8H14O2
IUPAC Name:
2,5-dimethylhex-3-yne-2,5-diol
Details on test material:
- Name of test material (as cited in study report): 2,5-dimethyl-hex-3-yne-2,5-diol (DMHDY)

Results and discussion

Flammable solids
Test procedure:
burning time (test type not further specified)
Remarks:
or specified in description of method (migrated information)
Burning time:
> 120 s
Remarks on result:
other: Burning time> 2 min, no metal powder. The preliminary experiment is thus negative.

Any other information on results incl. tables

The substance is not highly flammable within the meaning of the Chemicals Act and no flammable substance of Class 4.1 in accordance with the provisions of the Dangerous goods transport.

Applicant's summary and conclusion