1,3,3-trimethyl-2-[[methyl(p-tolyl)hydrazono]methyl]-3H-indolium chloride

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

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

other: The test has been performed following official guidelines and completely assessed the end point.

Qualifier:

equivalent or similar to guideline

Guideline:

OECD Guideline 102 (Melting point / Melting Range)

GLP compliance:

no

Type of method:

thermal analysis

Remarks:

DSC

Melting / freezing pt.:

> 56 - < 139 °C

Atm. press.:

ca. 1 atm

Decomposition:

yes

Decomp. temp.:

> 222.7 °C

Melting of the substance between 56 -139°C (onset 99.3 °C)
Exothermic event between 210 -243 °C (onset 222.7 °C, enthalpy 194.4 J/g) following by the decomposition of the substance.

Conclusions:

The decomposition of the substance was observed with onset temperature equal to 222.7°C.

Executive summary:

The substance melting point was tested by thermoanalysis (DSC) according to OECD 102.

Melting of the substance between 56 -139°C (onset 99.3 °C).
Exothermic event between 210 -243 °C (onset 222.7 °C, enthalpy 194.4 J/g) following by the decomposition of the substance

Description of key information

Decomposition at 222.7°C 

Key value for chemical safety assessment

Melting / freezing point at 101 325 Pa:

99.3 °C

Additional information

The substance melting point was tested by thermoanalysis (DSC) according to OECD 102. The substance melt at onset temperatire of 99.3 °C and the decomposition onset is 222.7 °C with an enthalpy energy equal to 194.4 J/g.