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33568-99-9

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Basic Information
CAS No.: 33568-99-9
Name: diisooctyl 4,4'-[(dioctylstannylene)bis(oxy)]bis[4-oxoisocrotonate]
Molecular Structure:
Molecular Structure of 33568-99-9 (diisooctyl 4,4'-[(dioctylstannylene)bis(oxy)]bis[4-oxoisocrotonate])
Formula: C40H72 O8 Sn
Molecular Weight: 799.81
Synonyms: 2-Butenoicacid, 4,4'-[(dioctylstannylene)bis(oxy)]bis[4-oxo-, diisooctyl ester, (2Z,2'Z)-(9CI); 2-Butenoic acid, 4,4'-[(dioctylstannylene)bis(oxy)]bis[4-oxo-,diisooctyl ester, (Z,Z)-; Stannane, bis[(3-carboxyacryloyl)oxy]dioctyl-,diisooctyl ester, (Z,Z)- (8CI); Dioctyltinbis(isooctyl maleate)
Density: g/cm3
Boiling Point: °Cat760mmHg
Flash Point: °C
Hazard Symbols: Moderately toxic by ingestion. TWA 0.1 mg(Sn)/m3; STEL 0.2 mg(Sn)/m3 (skin).
Safety: Moderately toxic by ingestion. See also TIN COMPOUNDS. When heated to decomposition it emits acrid smoke and irritating fumes.

Analytical Methods:

   

For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

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Chemistry

IUPAC Name: 1-O-[[(E)-4-(6-Methylheptoxy)-4-oxobut-2-enoyl]oxy-dioctylstannyl]4-O-(6-methylheptyl) (E)-but-2-enedioate
Molecular Formula: C40H72O8Sn
Molecular Weight: 799.81g/mol
Freely Rotating Bonds: 14 
Polarizability: 10-24cm3 
The Cas Register Number of Bis(isooctyloxymaleoyloxy)dioctyl-stannane is 33568-99-9 .The chemical synonyms of Bis(isooctyloxymaleoyloxy)dioctyl-stannane (CAS No.33568-99-9) are Diisooctyl 4,4’-[(dioctylstannylene)bis(oxy)]bis[4-oxoisocrotonate] ; Di-n-octyltinbis(isooctylmaleate) ; Dioctyltinbis(isooctylmaleate) .The molecular structure of Bis(isooctyloxymaleoyloxy)dioctyl-stannane (CAS No.33568-99-9) is.

Toxicity Data With Reference

1.    

orl-rat LD50:2760 mg/kg

     TRIPA7    Tin Research Institute, Publication .(The Institute, Fraser Rd., Greenford UB6 7AQ,Middlesex, England.: )1973,1.

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by ingestion. See also TIN COMPOUNDS. When heated to decomposition it emits acrid smoke and irritating fumes. 
Analytical Methods:
For occupational chemical analysis use NIOSH: Organotin Compounds 5504

Standards and Recommendations

OSHA PEL: TWA 0.1 mg(Sn)/m3 (skin)
ACGIH TLV: TWA 0.1 mg(Sn)/m3; STEL 0.2 mg(Sn)/m3 (skin).
DFG MAK: 0.1 mg(Sn)/m3 calculated as total dust
NIOSH REL: (Organotin Compounds) TWA 0.1 mg(Sn)/m3

Analytical Methods

For occupational chemical analysis use NIOSH: Organotin Compounds 5504.