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CAS Number
732-26-3
Name
2,4,6-Tri-tert-butylphenol
SIN Groups
Alkylphenols
Reason for inclusion on the SIN List
This substance has persistent, bioackumulative and toxic properties. The substance shows both experimental and estimated P, B and T properties. It has been found in environmental samples including fish. Date for inclusion on the SIN List
2014 October
REACH status, appears on
Source: ECHA CoRAP list
Registration information
Source: ECHA
Full registration
Hazard class and category code(s)
Source: ECHA No harmonized CLP classification 
Chemical informationSynonyms
Alkofen B; P23; Phenol, 2,4,6-tris(1,1-dimethylethyl)-; Phenol, 2,4,6-tri-tert-butyl-(6CI,7CI,8CI); TM02; 2,4,6-Tris(2-methyl-2-propanyl)phenol; 2,4,6-Tri-tert-butylphenol
EC number
211-989-5
Registered production volume
Source: ECHA 10 - 100 tonnes per annum
(Bio)monitoring data
Found in fish. Source: Adolfsson-Erici, Åkerman et al. 2012; MITI 1992; NITE 2009
Possible uses
Source:
This substance has persistent, bioackumulative and toxic properties.The substance shows both experimental and estimated P, B and T properties. It has been found in environmental samples including fish.
Technical function of substances
Source: Starting material for the synthesis of 2,6-di-tert-butyl-4-methoxyphenol which is a powerful antioxidant. Permissible antioxidant for aviation gasolines (when mixed with other butylphenols). As an additive in fuel, oil, gasoline or lubricants. Source: HSDB
Registered use(s) - Chemical Product category (PC)
Source: ECHA PC 13: Fuels PC 19: Intermediate
Registered use(s) - Environmental Release Category (ERC)
Source: ECHA ERC 7: Industrial use of substances in closed systems ERC 2: Formulation of preparations ERC 6a: Industrial use resulting in manufacture of another substance (use of intermediates) ERC 9a: Wide dispersive indoor use of substances in closed systems ERC 9b: Wide dispersive outdoor use of substances in closed systems
Registered use(s) - Process Category (PROC)
Source: ECHA PROC 15: Use as laboratory reagent PROC 16: Using material as fuel sources, limited exposure to unburned product to be expected PROC 1: Use in closed process, no likelihood of exposure PROC 2: Use in closed, continuous process with occasional controlled exposure PROC 3: Use in closed batch process (synthesis or formulation) PROC 4: Use in batch and other process (synthesis) where opportunity for exposure arises PROC 5: Mixing or blending in batch processes for formulation of preparations and articles (multistage and/or significant contact) PROC 8a: Transfer of substance or preparation (charging/discharging) from/to vessels/large containers at non-dedicated facilities PROC 8b: Transfer of substance or preparation (charging/discharging) from/to vessels/large containers at dedicated facilities PROC 9: Transfer of substance or preparation into small containers (dedicated filling line, including weighing) 
ProducersCompany Group
Company Name
SI Group
Addivant France, SAS, 2 Chemin du Trou Bieuet 60840 Catenoy 60 France , , France
SI GROUP, 725 Cannon Bridge Rd, Orangeburg, Orangeburg, 29115, SC, US, , USA SI GROUP INC, 702 Fm 523, Freeport, Brazoria, 77541-8615, TX, US, , USA SI Group-Béthune S.A.S., 1111 Avenue George Washington Boite Postale 237 62404 Cedex Béthune France , , France SI Group-UK, Ltd., Four Ashes WV 10 7BT Wolverhampton United Kingdom , , United Kingdom SI Group-UK, Ltd., Four Ashes WV 10 7BT Wolverhampton West Midlands United Kingdom , , United Kingdom Source: ECHA |
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