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Diss Factsheets

Physical & Chemical properties

Vapour pressure

Currently viewing:

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
June-July 2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.4 (Vapour Pressure)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
effusion method: Knudsen cell

Test material

Constituent 1
Chemical structure
Reference substance name:
N,N'-methylenediacrylamide
EC Number:
203-750-9
EC Name:
N,N'-methylenediacrylamide
Cas Number:
110-26-9
Molecular formula:
C7H10N2O2
IUPAC Name:
N,N'-methylenediacrylamide
Test material form:
solid: particulate/powder
Details on test material:
Purity: 9 9.8% w/w

Identification: N, N’-methylene-bis-acrylamide
Batch: LQ27A1696
Manufacturing date: 13 January 2016
Expiry date: 12 January 2018
Supplier: SNF SAS
Appearance: White powder
Packaging: White opaque PE flask
Quantity received: 2 x 800 g
Date of receipt 08 February 2016

Storage In darkness at room temperature

Identification number of the test item 16-033

Results and discussion

Vapour pressureopen allclose all
Key result
Test no.:
#1
Temp.:
358 K
Vapour pressure:
0.073 Pa
Key result
Test no.:
#2
Temp.:
348 K
Vapour pressure:
0.02 Pa
Key result
Test no.:
#3
Temp.:
338 K
Vapour pressure:
0.005 Pa
Key result
Test no.:
#4
Temp.:
343 K
Vapour pressure:
0.009 Pa
Key result
Test no.:
#5
Temp.:
353 K
Vapour pressure:
0.032 Pa

Applicant's summary and conclusion

Conclusions:
The vapour pressure (P) of the test item is 3.0 x 10-6 Pa extrapolated at 20 °C and is 7.6 x 10-6 Pa extrapolated at 25 °C. The volatility (H) of the test item calculated at 20 °C was 1.35 x 10-8 Pa.m3.mol-1.