Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
October 16, 2012
Reliability:
1 (reliable without restriction)

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.2 (Boiling Temperature)
Principles of method if other than guideline:
method according to Siwoloboff and Diffrential Scanning Calorimetry (DSC)
GLP compliance:
no
Type of method:
method according to Siwoloboff

Test material

Constituent 1
Reference substance name:
Glycine max. (L.) Merr. (Fabacee) aqueous alcoholic ext., concentrate by sequential extractions and filtration
EC Number:
938-980-5
IUPAC Name:
Glycine max. (L.) Merr. (Fabacee) aqueous alcoholic ext., concentrate by sequential extractions and filtration
Test material form:
solid: particulate/powder
Remarks:
migrated information: powder
Details on test material:
Test item identification: Soybean (Glycine max) dry purified extract
Active ingredient content: 100 % w/w (from the Test Substance Data Sheet (TSDS)
Batch number: 30432/M1

Results and discussion

Boiling point
Atm. press.:
1 001 mBar
Decomposition:
yes
Decomp. temp.:
78.8 - 79.1 °C

Any other information on results incl. tables

The following behaviourof the test itemwas noted.

 78.8°C–        The test item, a dark yellow powder, became humid and brown.

123.9°C–    In this range bubbles formation was noted.

133.3°C–    The test item was stuck to the walls of the capillary tube drying up.

 

None of these temperature ranges can be assigned to a well defined melting or boiling transition. Moreover, a degradation behaviour was not well defined.

Applicant's summary and conclusion

Conclusions:
The substance doesn’t show endothermic reactions clearly correlated to a melting or a boiling transition.