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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
nanomaterial specific surface area
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2019
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods with acceptable restrictions
Remarks:
without detailed documentation

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2019
Report date:
2019

Materials and methods

Principles of method if other than guideline:
The determination was carried out according to the Brunauer, Emmet and Teller (BET) principle.
GLP compliance:
no
Type of method:
BET
Details on methods and data evaluation:
no data

Test material

Constituent 1
Chemical structure
Reference substance name:
2,9-bis(2-phenylethyl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone
EC Number:
266-564-7
EC Name:
2,9-bis(2-phenylethyl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone
Cas Number:
67075-37-0
Molecular formula:
C40H26N2O4
IUPAC Name:
7,18-bis(2-phenylethyl)-7,18-diazaheptacyclo[14.6.2.2²,⁵.0³,¹².0⁴,⁹.0¹³,²³.0²⁰,²⁴]hexacosa-1(23),2,4,9,11,13,15,20(24),21,25-decaene-6,8,17,19-tetrone
Test material form:
solid: nanoform

Data gathering

Instruments:
no data
Calibration:
no data
Reproducibility:
no data

Results and discussion

Specific surface area
Key result
Specific Surface Area:
32.5 m²/g
Remarks on result:
other: no data on St. dev.

Applicant's summary and conclusion

Conclusions:
The SSA of test substance was determined to be 32.5 m²/g.