CAS 2273-43-0


Product Name: Butylstannic acid (monobutyltin oxide) 2273-43-0

Alias: Butyltin acid, monobutyltin oxide, CAS 2273-43-0, monobutyltin oxide, Butyltin oxide

Product code: MBTO

Butyltin acid monobutyltin oxide

Butyltin acid monobutyltin oxide

Chinese name

English name Monobutyltin oxide

Other names are monobutyltin oxide, butylstannic acid

Chemical formula C4H1OSnO2

Molecular weight 208.8

EINECS registration number 257-300-1

Boiling point 350℃

Water soluble

Density 1.46g/L

Appearance White powder


Basic Information:

English name: Monobutyltin oxide

CAS number: 2273-43-0

Molecular formula: C4H10O2Sn



White powder with special fragrance, insoluble in water and most organic solvents, soluble in strong alkali and mineral acid

Used for the synthesis of saturated polyester for powder coating, coil (steel) material coating, insulating paint, etc.; for the synthesis of unsaturated polyester; for PBT

Synthesis of engineering resins and synthesis of other esterification and transesterification products


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.

BDMAEE:Bis (2-Dimethylaminoethyl) Ether

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