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Reference
Endpoint:
auto-ignition temperature (liquids)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2018
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
EU Method A.15 (Auto-Ignition Temperature (Liquids and Gases))
GLP compliance:
yes
Auto-ignition temperature:
ca. 389 °C
Atm. press.:
ca. 99.9 kPa

Hot flame autoignition temperature (AIT, °C): 389

Including correction factor for barometric pressure (°C): 389

Time lag to autoignition (s): 57

Barometric pressure (kPa): 99.9

Sample quantity (g): 0.1

Relative Humidity (%): 10

No cool flames were observed. Ignition produced an orange flame.

Full Test Results:

Atm. Press (kPa)

Inner Flask Temp (°C)

Conc.

(μl)

Clean Flask?

yes (y) / no (n)

Ignition yes (y) / no (n)

Time lag (s)

Comments

102.2

500

0.1

y

y

17

Small flame

102.2

440

0.1

y

y

28

Small flame

102.2

380

0.1

y

n

-

-

102.2

410

0.1

y

y

35

Small flame

102.2

401

0.1

y

y

97

Small flame

99.9

395

0.1

y

y

47

Small flame

99.9

389

0.1

y

y

57

Small flame

99.9

383

0.1

y

n

-

-

99.8

383

0.2

y

n

-

-

99.8

386

0.1

y

n

-

-

99.8

386

0.2

y

n

-

-

99.8

386

0.15

y

n

-

-

99.4

386

0.05

y

n

-

-

99.4

386

0.3

y

n

-

-

99.4

386

0.025

y

n

-

-
Conclusions:
The autoignition temperature (according to EU Method A.15) of 1,1"-isopropylidenediferrocene was determined to be 389°C.
Executive summary:

The auto-ignition temperature of 1,1"-isopropylidenediferrocene was determined according to EC 440/2008 (A.15 - Auto-Ignition Temperature (Liquids and Gases)) and found to be 389°C.

This study is assigned a reliability score of 1 in accordance with the criteria for assessing data quality set forth by Klimisch et al (1997).

Description of key information

The autoignition temperature (according to EU Method A.15) of 1,1"-isopropylidenediferrocene was determined to be 389°C.

Key value for chemical safety assessment

Autoflammability / Self-ignition temperature at 101 325 Pa:
389 °C

Additional information

In the study, the auto-ignition temperature of 1,1"-isopropylidenediferrocene was determined according to EC 440/2008 (A.15 - Auto-Ignition Temperature (Liquids and Gases)).

Results:

Hot flame autoignition temperature (AIT, °C): 389

Including correction factor for barometric pressure (°C): 389

Time lag to autoignition (s): 57

Barometric pressure (kPa): 99.9

Sample quantity (g): 0.1

Relative Humidity (%): 10

No cool flames were observed. Ignition produced an orange flame.

The auto-ignition temperature of of 1,1"-isopropylidenediferrocene was determined to be 389°C.