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| CAS No.: | 870-08-6 |
|---|---|
| Name: | Di-n-octyltin oxide |
| Molecular Structure: | |
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| Formula: | C16H34OSn |
| Molecular Weight: | 361.155 |
| Synonyms: | Dioctyltinoxide (6CI);Tin, dioctyloxo- (7CI);Di-n-octyltin oxide;Dioctyloxostannane;Irgastab T 161;NSC 140743;Stann OO;U 800;U 800 (heat stabilizer); |
| EINECS: | 212-791-1 |
| Density: | 1,3 g/cm3 |
| Melting Point: | 245-248 °C (dec.) |
| Boiling Point: | 230oC |
| Flash Point: | 70°C |
| Solubility: | Insoluble |
| Appearance: | white to almost white crystalline powder |
| Hazard Symbols: |
 Xi
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| Risk Codes: | 36/37/38 |
| Safety: | 37/39-26 |
| PSA: | 17.07000 |
| LogP: | 6.12940 |
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Consensus Reports
Reported in EPA TSCA Inventory.
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.
Specification
The Dioctyltin oxide, with the CAS registry number 870-08-6, is also known as Di-n-octyl-zinn oxyd. It belongs to the product categories of Alkyl Metals; Classes of Metal Compounds; Grignard Reagents & Alkyl Metals; Sn (Tin) Compounds; Synthetic Organic Chemistry; Typical Metal Compounds. Its EINECS registry number is 212-791-1. This chemical's molecular formula is C16H34OSn and molecular weight is 361.15. Its IUPAC name is called dioctyl(oxo)tin. This chemical's classification code is Organometallic. The product should be sealed and stored in cool, dry place. This chemical is white to almost white crystalline powder. This chemical is mainly used for the production of PVC heat stabilizers.
Physical properties of Dioctyltin oxide: (1)H-Bond Donor: 0; (2)H-Bond Acceptor: 1; (3)Rotatable Bond Count: 14; (4)Exact Mass: 362.163162; (5)MonoIsotopic Mass: 362.163162; (6)Topological Polar Surface Area: 17.1; (7)Heavy Atom Count: 18; (8)Formal Charge: 0; (9)Complexity: 162; (10)Covalently-Bonded Unit Count: 1.
When you are using this chemical, please be cautious about it as the following:
This chemical may cause inflammation to the skin or other mucous membranes. It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CCCCCCCC[Sn](=O)CCCCCCCC
(2)InChI: InChI=1S/2C8H17.O.Sn/c2*1-3-5-7-8-6-4-2;;/h2*1,3-8H2,2H3
(3)InChIKey: LQRUPWUPINJLMU-UHFFFAOYSA-N
The toxicity data is as follows:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LD50 | oral | 2500mg/kg (2500mg/kg) | Arzneimittel-Forschung. Drug Research. Vol. 19, Pg. 934, 1969. |