Agent Name

Dimethyltin bis(isooctyl mercaptoacetate)

CAS Number

26636-01-1

Formula

C22-H44-O4-S2-Sn

Major Category

Metals

Synonyms

Acetic acid, 2,2'-((dimethylstannylene)bis(thio))bis-, diisooctyl ester; Advastab TM 181; Advastab TM 181S; Bis((((isooctyloxy)carbonyl)methyl)thio)dimethyltin; Diisooctyl ((dimethylstannylene)dithio)diacetate; Dimethyltin S,S'-bis(isooctyl mercaptoacetate); Dimethyltin-bis(isooctylthioglycolate); Dimethyltinbis(isooctylmercaptoacetate); Dimethylzinn-S,S'-bis(isooctylthioglycolat) [German]; Stannane, bis(isooctyloxycarbonylmethylthio)dimethyl-; T 40 (ester); TM 181S; Tin, dimethyl-, bis(isooctylthioglycollate); [ChemIDplus]

Category

Tin Compounds, Organic

Sources/Uses

Used as a catalyst for polyurethane foams and as a polyvinyl chloride stabilizer; Approved for use in polyvinyl chloride food packaging in Germany; [HSDB]

Comments

Caused skin irritation in rabbits, but no eye irritation; Oral LD50 (rat) = 1380 mg/kg; [HSDB] See "Tin, organic compounds."

Exposure Assessment
Skin Designation (ACGIH)

Yes

TLV (ACGIH)

0.1 mg/m3, as Sn

STEL (ACGIH)

0.2 mg/m3, as Sn

PEL (OSHA)

0.1 mg/m3, as Sn

MAK

0.05 mg/m3(can also occur as vapor and aerosol)

IDLH (NIOSH)

25 mg/m3, as Sn

Lethal Concentration

LCLo (rat) = 848 mg/m3/4h

Explanatory Notes

Organic tin compounds have a "skin" designation and are classified as "A4" (Not classifiable as human carcinogen); [ACGIH]

Adverse Effects
Neurotoxin

Other CNS Neurotoxin

Hepatotoxin

Hepatotoxin, Secondary

ACGIH Carcinogen

Not Classifiable

Links to Other NLM Databases
Health Studies

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Toxicity Information

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Chemical Information

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Other Information

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