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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
explosiveness, other
Type of information:
experimental study
Adequacy of study:
key study
Study period:
28.08.2007 - 27.09.2007
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
comparable to guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2007
Report date:
2007

Materials and methods

Test guidelineopen allclose all
Qualifier:
equivalent or similar to guideline
Guideline:
EU Method A.14 (Explosive properties)
Qualifier:
according to guideline
Guideline:
other: Testing of impact sensitivity of MCPA-2EH - according to the test method W03-WNU
Version / remarks:
Method based on test 3(a) (ii): “BAM Fallhammer” in “Recommendations on the Transport of Dangerous Goods. Test and Criteria” (ST/SG/AC.10/11/Rev.4) and Polish Standard PN-EN 13631-1:2004 – Explosives for civil uses – High explosives – Part 4: Determination of sensitiveness to impact of explosives.
Qualifier:
according to guideline
Guideline:
other: 2. Testing of friction sensitivity – according to the method W04-WNT
Version / remarks:
Method based on test 3(b)(i): “BAM friction Apparatus” in “Recommendations on the Transport of Dangerous Goods. Tests and Criteria” (ST/SG/AC.10/11/Rev.4) and Polish Standard PN-EN 13631-3:2004 – Explosives for civil uses – High explosives – Part 3: Determination of sensitiveness to friction of explosives.
Qualifier:
according to guideline
Guideline:
other: Testing of thermal sensitivity – according to the method W17-OŁS (non accredited method)
Version / remarks:
Method based on test 1(b) and 2(b) “Koenen test” in “Recommendations on the Transport of Dangerous Goods. Tests and Criteria” (ST/SG/AC.10/11/Rev.4) and Polish Standard PN—92/C-86006: – Explosives. Determination of deflagration. Method of heating in the steel tube.
GLP compliance:
yes (incl. QA statement)

Test material

Constituent 1
Chemical structure
Reference substance name:
2-ethylhexyl (4-chloro-2-methylphenoxy)acetate
EC Number:
249-636-2
EC Name:
2-ethylhexyl (4-chloro-2-methylphenoxy)acetate
Cas Number:
29450-45-1
Molecular formula:
C17H25ClO3
IUPAC Name:
2-ethylhexyl (4-chloro-2-methylphenoxy)acetate
impurity 1
Chemical structure
Reference substance name:
(4-chloro-2-methylphenoxy)acetic acid
EC Number:
202-360-6
EC Name:
(4-chloro-2-methylphenoxy)acetic acid
Cas Number:
94-74-6
Molecular formula:
C9H9ClO3
IUPAC Name:
(4-chloro-2-methylphenoxy)acetic acid
Test material form:
liquid

Results and discussion

Small-scale preliminary testsopen allclose all
Key result
Parameter:
sensitiveness to impact: impact energy (J)
Remarks on result:
not sensitive to impact using an impact energy of 40 J
Key result
Parameter:
sensitiveness to friction: friction load (N)
Remarks on result:
not sensitive to friction using a friction load of 360 N
Key result
Parameter:
thermal sensitivity - Koenen test: diameter of the orifice plate
Remarks on result:
not thermal sensitive if heated under defined confinement
Remarks:
MCPA-2EH does not show any explosive properties if the limiting diameter is 2.0 of more.

Applicant's summary and conclusion

Interpretation of results:
GHS criteria not met
Conclusions:
Determined impact sensitivity of MCPA-2EH is more than 40 J.
Determined friction sensitivity of MCPA-2EH is over 360 N.
MCPA-2EH does not show any explosive properties if the limiting diameter is 2.0 of more, under testing of thermal sensitivity.