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Administrative data

Endpoint:
boiling point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
Nov 2017
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Cross-reference
Reason / purpose for cross-reference:
reference to other study
Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
6 Nov 2017
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Basic data given (comparable to guidelines/standards)
Reason / purpose for cross-reference:
reference to other study
Qualifier:
no guideline required
Principles of method if other than guideline:
Visual inspection during relative boiling point measurement.
GLP compliance:
no
Physical state at 20°C and 1013 hPa:
solid
Form:
solid: particulate/powder
Colour:
white
Substance type:
organic

Data source

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

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
OECD Guideline 103 (Boiling Point)
Type of method:
differential scanning calorimetry

Test material

Constituent 1
Chemical structure
Reference substance name:
Butyl 4-hydroxybenzoate
EC Number:
202-318-7
EC Name:
Butyl 4-hydroxybenzoate
Cas Number:
94-26-8
Molecular formula:
C11H14O3
IUPAC Name:
butyl 4-hydroxybenzoate

Results and discussion

Boiling point
Boiling pt.:
>= 330 - <= 337 °C
Atm. press.:
102.4 kPa

Any other information on results incl. tables

Results
The sample shows an endothermic boiling peak in the 320 to 360 °C region.

Table 1 – boiling point test

Measurement

Onset [°C]

Peak [°C]

Atmospheric pressure [hPa]

1

328.8

336.7

102.4

2

331.1

337.1

102.4

 

Based on lower onset and higher peak values, the boiling range is 330 – 337 °C.

Applicant's summary and conclusion