Tributyltin chloride

CAS Number
Tributyltin chloride
SIN Groups
Tin compounds
Reason for inclusion on the SIN List
Tributyltin (TBT) is an endocrine disruptor (cat 1) which is also very persistent and very bio-accumulative. It has been frequently found in humans and the environment.
Date for inclusion on the SIN List
2008 September
Registration information
Source: ECHA
Intermediate registration
Hazard class and category code(s)
Source: ECHA
No harmonized CLP classification

Chemical information

Chlorotributyltin; Tri-n-butylzinnhydrid, Hidruro de tri-n-butilestano,Hydrure de tri-n-butyletain
EC number
Registered production volume
Source: ECHA
Intermediate Use Only
(Bio)monitoring data
Yes, in marine and fresh waters, especially in docks, harbours and marinas or along shipping routes, in aquatic ecosystems, sediments, biota including fish, shellfish, marine plants, birds and mammals, like dolphins, whales and dugongs, in human blood and tissues.
Possible uses
Source: Cornell; Cooke et al 2008; Antizar-Ladislao 2008; Garaventa et al 2007;; HSDB;
Toilet cleansers, Carpet shampoos, Wood, marine paints, paper mills, industrial cooling systems, biocides, cable coatings, textile, PVC resin, leather-processing
Technical function of substances
Source: Cooke et al 2008; Antizar-Ladislao 2008; Garaventa et al 2007;; HSDB;
Antifouling agent, heat stabilizer, disinfectant, biocidal (bactericidal, fungicidal, etc) rodent repellent
Registered use(s) - Sector End Use (SU)
Source: ECHA
SU 8: Manufacture of  bulk, large scale chemicals (including petroleum products)
SU 9: Manufacture of fine chemicals
Registered use(s) - Chemical Product category (PC)
Source: ECHA
PC 19: Intermediate
Registered use(s) - Environmental Release Category (ERC)
Source: ECHA
ERC 1: Manufacture of substances
ERC 6a: Industrial use resulting in manufacture of another substance (use of intermediates)
Registered use(s) - Process Category (PROC)
Source: ECHA
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 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)


Company Group
Company Name

CHEMTURA CORPORATION, 199 Benson Road, Middlebury, New Haven, 06762-3218, CT, , USA

PMC Group

PMC ORGANOMETALLIX INC, 13755-B Hwy 43 N, Axis, Mobile, 36505, AL, , USA

Source: ECHA