dioctyltin oxide (DOTO)


Dioctyltin oxide is an organic compound with the chemical formula C16H34OSn.

Product Name: Dioctyl tin oxide (Ultra Pure) 870-08-6

Chinese name: dioctyl tin oxide

Chinese synonyms: octyltin oxide; dioctyltin oxide; dioctyltin oxide; dioctyltin oxide; di-n-octyltin oxide; dioctyltin oxide (Xie); dioctyltin oxide (DOTO)

Product designation: DOTO-GR


Molecular formula: C8H18OSn

Molecular weight: 248.94

CAS Registry Number: 818-08-6

EINECS login number: 212-449-1

InChI: 1S/2C4H9.O.Sn/c2*1-3-4-2;;/h2*1,3-4H2,2H3;;

Aliases: Dibutyloxotin

Melting point: 300ºC

Water solubility: 4.0MG/L(20ºC)


Basic Information:

English name: Di-n-octyltin oxide (DOTO)

CAS number: 870-08-6

Molecular formula: C16H34OSn


safety instructions

Safety Instructions: S24/25: Prevent skin and eye contact.

Dangerous goods mark: TT: Toxic substance

Hazard category code: R25: Toxic if swallowed.

Dangerous goods transport number: UN3146

msds report: dibutyltin oxide msds report



White to light yellow powder

This product is mainly used for the production of PVC heat stabilizers, paint enhancers, and can also be used as a catalyst for the production of some antioxidants


Storage and transportation:

Should be sealed and stored in a dry, cool and ventilated warehouse



200KG/drum Storage: It is recommended to store in a dry and cool area with proper ventilation. After the original packaging, please fasten the packaging cover as soon as possible to prevent the water and other substances from mixing into the product and affecting its performance. Store in a cool, dry place, keep the container sealed and avoid contact with oxides. Do not breathe dust, avoid skin and mucous membrane contact. Smoking, eating and drinking are prohibited in the workplace. After work, shower and change clothes. Store contaminated clothing separately and wash it before reuse. Maintain good hygiene habits.

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