Substance Information

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REACH Registration data can be found in the new ECHA CHEM database. The old ‘Registered substance factsheets’ will be available on this web site during the transition period but have not been updated since 19 May 2023. More

 

Hexachlorocyclopentadiene

EC / List no.: 201-029-3

CAS no.: 77-47-4

Mol. formula: C5Cl6

formula
GHS05: Corrosive GHS06: Acute Toxicity GHS09: Hazardous to the Environment

Danger! According to the harmonised classification and labelling (CLP00) approved by the European Union, this substance is fatal if inhaled, is toxic in contact with skin, causes severe skin burns and eye damage, is very toxic to aquatic life, is very toxic to aquatic life with long lasting effects and is harmful if swallowed.

Additionally, the classification provided by companies to ECHA in REACH registrations identifies that this substance causes damage to organs through prolonged or repeated exposure, causes serious eye damage, may cause an allergic skin reaction and may cause respiratory irritation.

  • Ss

Some data submitters indicate they consider this substance as Skin sensitising

This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 10 to < 100 tonnes per annum.

This substance is used in articles, in formulation or re-packing and at industrial sites.

This substance is used in articles, in formulation or re-packing and at industrial sites.

Consumer Uses

ECHA has no public registered data indicating whether or in which chemical products the substance might be used. ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment.

Article service life

Other release to the environment of this substance is likely to occur from: outdoor use in long-life materials with low release rate (e.g. metal, wooden and plastic construction and building materials) and indoor use in long-life materials with low release rate (e.g. flooring, furniture, toys, construction materials, curtains, foot-wear, leather products, paper and cardboard products, electronic equipment).
This substance can be found in complex articles, with no release intended: vehicles.

Widespread uses by professional workers

ECHA has no public registered data indicating whether or in which chemical products the substance might be used. ECHA has no public registered data on the types of manufacture using this substance. ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment.

Formulation or re-packing

This substance is used in the following products: adhesives and sealants.
Release to the environment of this substance can occur from industrial use: formulation of mixtures.

Uses at industrial sites

This substance is used in the following products: adhesives and sealants and polymers.
This substance is used for the manufacture of: machinery and vehicles and plastic products.
Release to the environment of this substance can occur from industrial use: in the production of articles and for thermoplastic manufacture.

Manufacture

ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment.

The InfoCard summarises the non-confidential data on substances as held in the databases of the European Chemicals Agency (ECHA), including data provided by third parties. The InfoCard is automatically generated. Information requirements under different legislative frameworks may therefore not be up–to–date or complete. Substance manufacturers and importers are responsible for consulting official publications. This InfoCard is covered by the ECHA Legal Disclaimer.

ECHA logo about INFOCARD - Last updated: 06/09/2023