3-methyl-1-p-tolyl-5-pyrazolone

Vapour pressure

Administrative data

Endpoint:

vapour pressure

Type of information:

calculation (if not (Q)SAR)

Remarks:

Migrated phrase: estimated by calculation

Adequacy of study:

key study

Study period:

2014

Reliability:

2 (reliable with restrictions)

Data source

Reference

Reference Type:

other company data

Title:

Unnamed

Year:

2015

Report date:

2015

Materials and methods

Principles of method if other than guideline:

Modified Grain method

Type of method:

other: Modified Grain method

Test material

Test material information

Constituent 1

Reference substance name:

3-methyl-1-p-tolyl-5-pyrazolone

EC Number:

201-708-4

EC Name:

3-methyl-1-p-tolyl-5-pyrazolone

Cas Number:

86-92-0

Molecular formula:

C11H12N2O

IUPAC Name:

3-methyl-1-p-tolyl-5-pyrazolone

Results and discussion

Vapour pressure

Vapour pressure 1

Temp.:

25 °C

Vapour pressure:

0 mm Hg

Remarks on result:

other: Calculated by EPIWIN v4.01 program

Vapour pressure 2

Temp.:

25 °C

Vapour pressure:

0.002 Pa

Remarks on result:

other: Calculated by EPIWIN v4.01 program

Applicant's summary and conclusion

Conclusions:

The calculated vapor pressure amounts to 1.44E-5 mmHg at 25°C, 1.92E-3 Pa at 25°C respectively.

Executive summary:

The vapor pressure was determined by calculation using EPI Suite 4.1. Calculated boiling point by EPI Suite 4.1 was used for calculation of the vapor pressure.