Dihydrogen bis[P,P-dioctyl diphosphato(2-)-O'',O''''][hydroxyacetato(2-)-O1,O2]titanate(2-), branched and linear

Auto flammability

Administrative data

Endpoint:

auto-ignition temperature (liquids)

Type of information:

experimental study

Adequacy of study:

key study

Study period:

11 Sep 2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

test procedure in accordance with national standard methods

Cross-reference

Reason / purpose for cross-reference:

reference to same study

Reference

Endpoint:

appearance / physical state / colour

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

study well documented, meets generally accepted scientific principles, acceptable for assessment

Remarks:

The appearance of the test item is described in a reliable study report on the physical-chemical properties of the substance. Since no guideline was followed and no details on the methods are given, the description is considered as reliable with restrictions.

Reason / purpose for cross-reference:

reference to same study

Qualifier:

no guideline followed

Principles of method if other than guideline:

The description of the physical state of the substance was based on a visual inspection of the substance at room temperature and normal pressure.

GLP compliance:

no

Physical state at 20°C and 1013 hPa:

liquid

Form:

liquid

Colour:

Pale yellow

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:

ASTM E659 (Standard test method for autoignition temperature of liquid chemicals)

Deviations:

no

GLP compliance:

no

Test material

Test material information

Constituent 1

Reference substance name:

Dihydrogen bis[P,P-dioctyl diphosphato(2-)-O'',O''''][hydroxyacetato(2-)-O1,O2]titanate(2-), branched and linear

EC Number:

271-571-3

EC Name:

Dihydrogen bis[P,P-dioctyl diphosphato(2-)-O'',O''''][hydroxyacetato(2-)-O1,O2]titanate(2-), branched and linear

Cas Number:

68585-64-8

Molecular formula:

not applicable (UVCB substance)

IUPAC Name:

({bis[(2-ethylhexyl)oxy]phosphoryl}oxy)[(2-{[({bis[(2-ethylhexyl)oxy]phosphoryl}oxy)(hydroxy)phosphoryl]oxy}-4-oxo-1,3-dioxa-2-titanacyclopentan-2-yl)oxy]phosphinic acid; {[({bis[(2-ethylhexyl)oxy]phosphanyl}oxy)({[({bis[(2-ethylhexyl)oxy]phosphoryl}oxy)(hydroxy)phosphoryl]oxy})[(2-hydroxyacetyl)oxy]titanio]oxy}({bis[(2-ethylhexyl)oxy]phosphoryl}oxy)phosphinic acid

Results and discussion

Auto-ignition temperature (liquids / gases)

Auto-ignition temperature:

255 °C

Atm. press.:

1 005 hPa

Any other information on results incl. tables

Detailed Autoignition Temperature Results

Trial	Sample Quantity (g)	Test Temperature (°C)	Ignition Delay Time (s)	Result
1	0.2	59.7	285	Ignition
2	0.2	-	255	Non-ignition
3	0.2	52.8	263	Ignition
4	0.2	84.2	258	Ignition
5	0.3	73.1	255	Ignition
6	0.3	-	252	Non-ignition
7	0.4	-	252	Non-ignition
8	0.5	-	252	Non-ignition
9	0.1	-	252	Non-ignition

Barometric Pressure: 1005 mBar

Relative Humidity: 44%

Ambient Temperature: 20.5 °C

 

It should be noted that the flask is open to the atmosphere; therefore, vapours are escaping from the test apparatus over the course of the test. The more volatile vapours will vent out first which may minimize the probability of these vapours auto igniting in the flask.