Dibutyltin (dilaurate)

CAS Number
Dibutyltin (dilaurate)
SIN Groups
Tin compounds
Reason for inclusion on the SIN List
Classified CMR according to Annex VI of Regulation 1272/2008
Date for inclusion on the SIN List
2008 September
Registration information
Source: ESIS
Full registration
Hazard class and category code(s)
Source: ECHA
Muta. 2
Repr. 1B
Acute Tox. 2 *
Acute Tox. 3 *
Acute Tox. 4 *
Skin Corr. 1B
Aquatic Acute 1
Aquatic Chronic 1

Chemical information

Di-n-butyltin, dibutyltin dihydride, dibutyl stannane; dibutyltin dichloride, di-n-butyltin dichloride, dichlorodibutylstannane
EC number
Hazard statement code(s)
Source: ECHA
Registered production volume
Source: ECHA
100 - 1000 tonnes per annum
(Bio)monitoring data
Yes, in seawater, especially coastal waters, marinas, in fish and shellfish, in humans (liver, blood); In sediments, especially in harbours, dockyards, marinas.; In dolphins, dugongs and whales (highest levels in liver).; In gastropods.; In plastic food containers, drinking water, poultry products. Comment: primary metabolite of tributyltin (TBT).
Possible uses
Source: Dudimah et al 2007; RPA 2007; HSDB; KI; www.hc.sc.gc.ca.org; www.turnertoys.com; www.cleanproduction.org
food wraps and food packaging, T-shirts, polyurethan gloves, sanitary napkins, medical equipments, cellophane wrap and soft toys. PVC plastics (water pipes, packing materials, textile products). Silicon rubber (sealants, dental products, paper coatings). Polyurethanes (foam plastics, glue/sealants). Glass (coatings). Insulators in electronics and cables; deworming agent for poultry; polyurethanes; In plasticizers, lubricants, heat transfer fluids (dibutyl dichloride); transparent plastic
Technical function of substances
Source: Dudimah et al 2007; KI; www.coasty.com; www.turnertoys.com
Additives. Stabilizer in PCV plastics. Catalyser in the production of polyurethanes and silicones. Insutations. Coatings.
Registered use(s) - Sector End Use (SU)
Source: ECHA
SU 10: Formulation [mixing] of preparations and/or re-packaging (excluding alloys)
SU 11: Manufacture of rubber products
SU 12: Manufacture of plastics products, including compounding and conversion
SU 15: Manufacture of fabricated metal products, except machinery and equipment
SU 16: Manufacture of computer, electronic and optical products, electrical equipment
SU 17: General manufacturing, e.g. machinery, equipment, vehicles, other transport equipment
SU 18: Manufacture of furniture
SU 19: Building and construction work
SU 5: Manufacture of textiles, leather, fur
SU 6a: Manufacture of wood and wood products
SU 6b: Manufacture of pulp, paper and paper products
SU 9: Manufacture of fine chemicals
Registered use(s) - Chemical Product category (PC)
Source: ECHA
PC 14: Metal surface treatment products, including galvanic and electroplating products
PC 15: Non-metal-surface treatment products
PC 19: Intermediate
PC 1: Adhesives, sealants
PC 23: Leather tanning, dye, finishing, impregnation and care products
PC 26: Paper and board dye, finishing and impregnation products: including bleaches and other processing aids
PC 31: Polishes and wax blends
PC 32: Polymer preparations and compounds
PC 34: Textile dyes, finishing and impregnating products
including bleaches and other processing aids
PC 35: Washing and cleaning products (including solvent based products)
PC 9a: Coatings and paints, thinners, paint removes
PC 9b: Fillers, putties, plasters, modelling clay
Registered use(s) - Article category (AC)
Source: ECHA
AC 10: Rubber articles
AC 11: Wood articles
AC 13: Plastic articles
AC 1: Vehicles
AC 2: Machinery, mechanical appliances, electrical/electronic articles
AC 3: Electrical batteries and accumulators
AC 5: Fabrics, textiles and apparel
AC 6: Leather articles
Registered use(s) - Environmental Release Category (ERC)
Source: ECHA
ERC 10a: Wide dispersive outdoor use of long-life articles and materials with low release
ERC 11a: Wide dispersive indoor use of long-life articles and materials with low release
ERC 1: Manufacture of substances
ERC 2: Formulation of preparations
ERC 3: Formulation in materials
ERC 4: Industrial use of processing aids in processes and products, not becoming part of articles
ERC 5: Industrial use resulting in inclusion into or onto a matrix
ERC 6b: Industrial use of reactive processing aids
ERC 6d: Industrial use of  process regulators for polymerisation processes in  production of resins, rubbers, polymers
ERC 8a: Wide dispersive indoor use of processing aids in open systems
ERC 8c: Wide dispersive indoor use resulting in inclusion into or onto a matrix
ERC 8d: Wide dispersive outdoor use of processing aids in open systems
ERC 8f: Wide dispersive outdoor use resulting in inclusion into or onto a matrix
Registered use(s) - Process Category (PROC)
Source: ECHA
PROC 10: Roller application or brushing
PROC 11: Non industrial spraying
PROC 13: Treatment of articles by dipping and pouring
PROC 14: Production of preparations or articles by tabletting, compression, extrusion, pelletisation
PROC 15: Use as laboratory reagent
PROC 19: Hand-mixing with intimate contact and only PPE available.
PROC 1: Use in closed process, no likelihood of exposure
PROC 21: Low energy manipulation of substances bound in materials and/or articles
PROC 24: High (mechanical) energy work-up of substances bound in materials and/or articles
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 6: Calendering operations
PROC 7: Industrial spraying
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)


Company Group
Company Name
BNT Chemicals

BNT Chemicals GmbH, Parsevalstrasse 29,6749, Bitterfeld-Wolfen, Germany


DOW BENELUX B.V., Postbus 48, 4530 AA, Terneuzen, Netherlands

DOW BENELUX B.V. - OR2, Postbus 48, 4530 AA, Terneuzen, Netherlands

Dura Chemicals

EMERYVILLE OFFICE LLC, 2200 Powell Street, Emeryville, Alameda, 94608, CA, , USA

Galata Chemicals

Galata Chemicals GmbH, Chemiestrasse 22 1760,68623, Lampertheim 06, Germany


KEVER-Technologie GmbH & Co KG, Holterkamp 11,40880, Ratingen, Germany


Momentive Performance Materials, 260 Hudson River Road, Waterford, Saratoga, 12188, NY, , USA

Momentive Performance Materials GmbH, Chempark Building V7,51368, Leverkusen NRW, Germany

OM Group

OMG AMERICAS, 811 Sharon Dr, Cleveland, Cuyahoga, 44145, OH, , USA

PMC Group

PMC ORGANOMETALLIX, INC, 2316 Highland Avenue, Carrollton, Carroll, 41008-8229, KY, , USA

pmcvlissingenbv, ENGELANDWEG 33, 4389 PC, VLISSINGEN OOST, Netherlands

Service Provider

Chemical Inspection & Regulation Service Limited, Singleton House, Laurence Street, Co. Louth, Drogheda, Ireland

Chemservice S.A. (8LF5), 5, an de Laengten,6776, Grevenmacher, Luxembourg


SIKA CORP, 201 Polito Ave., Lyndhurst, Essex, 07071, NJ, , USA

TIB Chemicals

TIB Chemicals AG, Muelheimer Str. 16-22,68219, Mannheim, Germany


TRI-ISO,INC, 2187 Newcastle Ave, Cardiff By The Sea, San Diego County, 92007, CA, , USA


Valtris Specialty Chemicals Ltd, Lankro Way PO Box 1 , Eccles M30 OLX Manchester Greater Manchester, , United Kingdom

Source: ECHA