Dibutyltin diacetate

Synonyms

BA 2726; Bis(acetyloxy)dibutylstannane; Di-n-butyltin diacetate; Diacetoxybutyltin; Diacetoxydibutylstannane; Diacetoxydibutyltin; Dibutyl tin diacetate; Dibutylstannium diacetate; Fomrez sul-3; Stannane, bis(acetyloxy)dibutyl-; Stannane, diacetoxydibutyl-; T 1; T 1 (Catalyst); T 1 (VAN); Tin, dibutyl-, diacetate; [ChemIDplus] UN2788 (liquid); UN3146 (solid);

Category

Tin Compounds, Organic

Description

Clear yellow liquid; [Hawley] Colorless or yellow liquid; mp = 10 deg C; [HSDB] Colorless liquid; [MSDSonline]

Sources/Uses

Used as stabilizer for polyvinyl chloride, a catalyst for manufacturing silicone and urethane foams, and a curing agent for silicone elastomers; [HSDB]

Comments

Rats given 1/4 the LD50 dose daily for 10 days developed signs of hepatotoxicity; Oral LD50 (rat) = 32 mg/kg; [HSDB] May cause skin rashes; Can be absorbed through skin; [CAMEO] An irritant; [MSDSonline] See "Tin, organic compounds."

Biomedical References

Yes

0.1 mg/m3, as Sn

0.2 mg/m3, as Sn

0.1 mg/m3, as Sn

0.02 mg/m3, inhalable fraction, as Sn

25 mg/m3, as Sn

1.3 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Organotin compound, liquid, n.o.s." Organic tin compounds have a "skin" designation and are classified as "A4" (Not classifiable as human carcinogen); [ACGIH]

Other CNS neurotoxin

Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion

Not Classifiable

Processes

Industrial Processes with risk of exposure:

• Plastic Composites Manufacturing