Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Diss Factsheets

Physical & Chemical properties

Endpoint summary

Administrative data

Description of key information

Physico-chemical properties of the pure substance were determined from experimental testing. Some endpoints were waived, based on chemical structure and/or experience.

The substance is a solid at ambient temperature, with very low volatility.

In water, it is slightly soluble, with no surface-active properties.

It has low potential for bioaccumulation and aquatic chronic toxicity, based on CLP criteria.

NO physical hazard was identified, based on CLP criteria.

Additional information

Summary of relevant physico-chemical properties:

Endpoint

Data

Appearance

(visual)

White to beige powder.*

Melting point

(OECD 102/EC A1, DSC)

117.6°C

Boiling point

decomposes before boiling from ca 280°C (dec. peak ca 350°C)

Relative density

(OECD 109, gas comparison pycnometer)

D204= 1.32

Vapour pressure

(OECD 104, effusion)

< 0.001 Pa at 20°C (technical limitation)

Partition coefficient

(OECD 117/EC A24, HPLC)

log Kow = 2.4 (at 22.7°C, no pH-dependency anticipated)

Water solubility

(OECD 105/EC A6, flask)

13.2 mg/L at 20°C (pH 6.5)

Surface tension

(OECD 115/EU A5, ring)

ca 69.5 mN/m, at 90% observed saturation (i.e. < 10.7 mg/L), and 20°C.

Flammability

(UN N1, preliminary test)

No ignition in contact with a flame.

Flammability if contact with air or water

(data waiving)

No pyrophoric properties expected, or release of flammable gas, based on chemical structure and experience.

Self-ignition, Self-heating properties

(data waiving)

No relative self-ignition or self-heating anticipated, as a low melting solid.

Explosive properties

(OECD113, DSC)

Exothermic reaction between 250 and 470°C; maximum energy release 591 J/g. *

Oxidising properties

(data waiving)

No oxidising properties anticipated (based on chemical structure).

 Organic peroxide

(data waiving)

 Not a peroxide, based on chemical structure.

 Corrosivity to metals

(data waiving)

 Test method not applicable to solids.

* it should be noted that the above physico-chemical data relate to the substance tested as pure, i.e. solid, for registration purpose, but it is currently neither handled nor placed on the market under this form. The powder is manufactured in closed conditions, with immediate dilution in solvent. At the date of submission of this dossier, the substance is marketed as a 10% solution in ethyl lactate. Therefore, granulometry and confirmatory testing for explosive potential were considered as not relevant.