1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane

Also known as: 1,3-dichlorotetraisopropyldisiloxane, TIPDSiCl2, 1,1,3,3-Tetraisopropyl-1,3-dichlorodisiloxane, Disiloxane, 1,3-dichloro-1,1,3,3-tetrakis(1-methylethyl)-, chloro-[chloro-di(propan-2-yl)silyl]oxy-di(propan-2-yl)silane, MFCD00009655

1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane (CAS 69304-37-6) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H28Cl2OSi2 and a molecular weight of 315.427 g/mol. Key properties include a boiling point of 262.1±0.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 104.6±10.8 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 69304-37-6
Jingsj CID: J-1991489-7
Molecular Formula: C₁₂H₂₈Cl₂OSi₂
Molecular Weight: 315.427 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	262.1±0.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	104.6±10.8 °C
Exact Mass	314.105560
PSA	9.23000
LogP	8.48
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.438

GHS Safety & Compliance

CorrosionSignal word: Danger

H314 — Causes severe skin burns and eye damage

Frequently Asked Questions

What is the CAS number of 1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane?

The CAS number of 1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane is 69304-37-6.

What are the molecular formula and molecular weight of 1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane?

1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane has molecular formula C12H28Cl2OSi2 and molecular weight 315.427 g/mol.

Is 1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane hazardous?

1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of 1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane?

For 1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane, Upstream Products: 1,1,3,3-Tetraisopropyldisiloxane; Downstream Products: 1,1,3,3-Tetraisopropyldisiloxane, (+)-3',5'-O-(1,1,3,3-tetraisopropyl-1,3-disiloxanediyl)cytidine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane (CAS 69304-37-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991489-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.