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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

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Physical & Chemical properties

Boiling point

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Description of key information

The study does not need to be conducted according ANNEX VII -STANDARD INFORMATION REQUIREMENTS FOR SUBSTANCESMANUFACTURED OR IMPORTED INQUANTITIES OF ONE TONNE OR MORE. 
- for solids which either melt above 300 °C or decompose before boiling. In such cases the boiling point under reduced pressure may be estimated or measured, or
— for substances which decompose before boiling (e.g. auto-oxidation, rearrangement, degradation,decomposition, etc.).: the substance is solid which melt above 300 °C.
The estimated boiling point of 798.27 deg C (Adapted Stein and Brown Method) was measured by calculation from EPI SuiteTM v4.0 Program.This is Exposure Assessment Tools and Models made from EPA (Environmental Protection Agency) .

Key value for chemical safety assessment

Boiling point at 101 325 Pa:
798.27 °C

Additional information

The study does not need to be conducted: the substance is solid which melt above 300 °C and decompose at 770 deg °C before boiling.

ANNEX VII -STANDARD INFORMATION REQUIREMENTS FOR SUBSTANCESMANUFACTURED OR IMPORTED INQUANTITIES OF ONE TONNE OR MORE

 

The study does not need to be conducted:

— for solids which either melt above 300 °C or decompose before boiling. In such cases the boiling point under reduced pressure may be estimated or measured, or

— for substances which decompose before boiling (e.g. auto-oxidation, rearrangement, degradation,decomposition, etc.).

The estimated boiling point of 798.27 deg C (Adapted Stein and Brown Method) was measured by calculation from EPI SuiteTM v4.0 Program.This is Exposure Assessment Tools and Models made from EPA (Environmental Protection Agency) .

Boiling Point: 798.27 deg C (Adapted Stein and Brown Method)

Melting Point: 349.84 deg C (Adapted Joback Method)

Melting Point: 349.84 deg C (Gold and Ogle Method)

Mean Melt Pt : 349.84 deg C (Joback; Gold,Ogle Methods)

Selected MP: 349.84 deg C (Weighted Value)

 

Vapor Pressure Estimations (25 deg C):

(Using BP: 798.27 deg C (estimated))

(Using MP: 349.84 deg C (estimated))

VP: 1.37E-038 mm Hg (Antoine Method)

: 1.82E-036 Pa (Antoine Method)

VP: 1.12E-023 mm Hg (Modified Grain Method)

: 1.5E-021 Pa (Modified Grain Method)

VP: 4.31E-019 mm Hg (Mackay Method)

: 5.75E-017 Pa (Mackay Method)

Selected VP: 1.12E-023 mm Hg (Modified Grain Method)

: 1.5E-021 Pa (Modified Grain Method)

Subcooled liquid VP: 5.75E-020 mm Hg (25 deg C, Mod-Grain method)

: 7.66E-018 Pa (25 deg C, Mod-Grain method)

TYPE | NUM | BOIL DESCRIPTION | COEFF  | VALUE

Group | 1 | -OH (alcohol)     | 106.27 | 106.27

Group | 1 | -O- (nonring)     |  25.16  |  25.16

Group | 2 | =O (other)       | -10.50 | -21.00

Group | 1 | >S=O              | 154.50 | 154.50

Group | 2 | >S(=O)(=O)        | 171.58 | 343.16

Group | 1 | [Al] aluminum     | 140.00 | 140.00

Corr | 1 | Inorganic         | 700.00 | 700.00

*  |    | Equation Constant |         | 198.18

RESULT-uncorr| BOILING POINT in deg Kelvin | 1646.27

RESULT- corr | BOILING POINT in deg Kelvin | 1071.43

| BOILING POINT in deg C      | 798.27