3,3'-dimethylbiphenyl-4,4'-diyl diisocyanate

Melting point / freezing point

Link to relevant study record(s)

Reference

Endpoint:

melting point/freezing point

Type of information:

experimental study

Adequacy of study:

key study

Study period:

from 1998-03-17 to 1998-05-19

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Qualifier:

according to guideline

Guideline:

OECD Guideline 102 (Melting point / Melting Range)

Version / remarks:

1995-07-27

Deviations:

no

GLP compliance:

yes (incl. QA statement)

Type of method:

capillary method

Key result

Melting / freezing pt.:

>= 71.6 - <= 72 °C

Atm. press.:

1 021.9 hPa

Decomposition:

no

Sublimation:

no

Conclusions:

The melting point of TODI was determined to be 71.7 °C at 101.29 kPa using a linear heating rate of 1 °C/min.

Executive summary:

The melting point of TODI was determined to be 71.7 °C (on average) at 101.29 kPa using a linear heating rate of 1 °C/min. The test was carried out three times:

Sample	Melting point (°C)
1	71.6
2	71.6
3	72.0
Mean	71.7

Description of key information

The melting point of TODI was determined to be 71.7 °C (on average) at 101.29 kPa using a linear heating rate of 1 °C/min.

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:

71.7 °C

Additional information

The determination of the melting point of the test item was performed according to OECD guideline 102. The melting point of TODI was determined to be 71.7 °C (on average) at 101.29 kPa using a linear heating rate of 1 °C/min.