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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Additional physico-chemical information

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Administrative data

Endpoint:
other: self-reactive
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2012
Report date:
2012

Materials and methods

Principles of method if other than guideline:
The SADT of test substance was determined by using methodology H.4 (using Dewar flasks) in accordance with the Recommendations on the Transport of Dangerous Goods.
GLP compliance:
no

Test material

Constituent 1
Chemical structure
Reference substance name:
N-Pentanoyl-N-{[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}-L-valine
EC Number:
604-045-2
Cas Number:
137862-53-4
Molecular formula:
C24 H29 N5 O3
IUPAC Name:
N-Pentanoyl-N-{[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}-L-valine

Results and discussion

Results:
The test substance has not to be classified in the Division 4.1 - self-reactive substances.
SADT50L > 75 °C

Any other information on results incl. tables

Volume of the Dewar flask [mL]

Cooling time[hours]

Heat losses

[mW·kg-1·K-1]

Dewar used at a temperature of

[°C]

500

16

50

75

 

The heat loss determined is in the range for solids indicated in the Recommendations on the Transport of Dangerous Goods for a drum of 50 L.

The maximal temperature rise in the centre of the sample after reaching the oven-temperature is below 1 K thus not reaching the test criterion value of 6 K.

Applicant's summary and conclusion