4-(Trimethylsilyloxy)benzaldehyde

Also known as: 4-(Trimethylsiloxy)benzaldehyde, 4-Trimethylsiloxybenzaldehyde, 4-((Trimethylsilyl)oxy)benzaldehyde, (4-Formylphenoxy)trimethylsilane, Benzaldehyde, 4-[(trimethylsilyl)oxy]-, Benzaldehyde, p-(trimethylsiloxy)-, Trimethylsilyloxybenzaldehyde, p-((Trimethylsilyl)oxy)benzaldehyde, p-[(Trimethylsilyl)oxy]benzaldehyde

4-(Trimethylsilyloxy)benzaldehyde (CAS 1012-12-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H14O2Si and a molecular weight of 194.303 g/mol. Key properties include a boiling point of 230.6±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 77.6±18.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1012-12-0
Jingsj CID: J-44278-4
Molecular Formula: C₁₀H₁₄O₂Si
Molecular Weight: 194.303 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	230.6±23.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	77.6±18.2 °C
Exact Mass	194.076309
PSA	26.30000
LogP	-0.99
Vapor Pressure	0.1±0.5 mmHg at 25°C
Refractive Index	1.507

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-(Trimethylsilyloxy)benzaldehyde?

The CAS number of 4-(Trimethylsilyloxy)benzaldehyde is 1012-12-0.

What are the molecular formula and molecular weight of 4-(Trimethylsilyloxy)benzaldehyde?

4-(Trimethylsilyloxy)benzaldehyde has molecular formula C10H14O2Si and molecular weight 194.303 g/mol.

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. "4-(Trimethylsilyloxy)benzaldehyde (CAS 1012-12-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44278-4 (accessed 2026-11-09).

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