Dibutyltin oxide

二丁基氧化锡

Also known as: DBTO, Dibutyloxostannane, Dibutyloxotin, Dibutylstannane oxide, Di-n-butyltin oxide, Dibutyl(oxo)stannane, Stannane, dibutyloxo-, Dibutyltin(IV) oxide

Dibutyltin oxide (CAS 818-08-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H18OSn and a molecular weight of 248.938 g/mol. It is also known as DBTO, Dibutyloxostannane and Dibutyloxotin. Key properties include a melting point of ≥300 °C(lit.), a boiling point of >300°C, a density of 1,5 g/cm3 and a flash point of 81-83°C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
818-08-6
Jingsj CID
J-5676-4
Molecular Formula
C8H18OSn
Chinese Name
二丁基氧化锡
Molecular Weight
248.938 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point≥300 °C(lit.)
Boiling Point>300°C
Density1,5 g/cm3
Flash Point81-83°C

GHS Safety & Compliance

Corrosion / Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Dibutyltin oxide?

The CAS number of Dibutyltin oxide is 818-08-6.

What are the molecular formula and molecular weight of Dibutyltin oxide?

Dibutyltin oxide has molecular formula C8H18OSn and molecular weight 248.938 g/mol.

Is Dibutyltin oxide hazardous?

Dibutyltin oxide has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Dibutyltin oxide (CAS 818-08-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5676-4 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.