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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Endpoint:
other: explosive limits in air
Type of information:
experimental study
Adequacy of study:
other information
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: scientifically acceptable

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
1986
Report date:
1986

Materials and methods

Principles of method if other than guideline:
no detailed data given
GLP compliance:
yes

Test material

Constituent 1
Chemical structure
Reference substance name:
2-pyrrolidone
EC Number:
210-483-1
EC Name:
2-pyrrolidone
Cas Number:
616-45-5
Molecular formula:
C4H7NO
IUPAC Name:
pyrrolidin-2-one
Details on test material:
Name of test material (as cited in study report): 2-pyrrolidone
Analytical purity: distilled

Results and discussion

Results:
LEL: 1.8 vol.% / 126.5 °C
UEL: 16.6 vol% /184 °C

Applicant's summary and conclusion

Executive summary:

Additional physico-chemical information about 2 -pyrrolidone a LEL of 1.8 vol.% at 126.5 °C and a UEL of 16.6 vol% at 184 °C are given by this study endpoint.