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Silicon dioxide  (Synonyms: Silica; Colloidal anhydrous silica)

Cat. No.: HY-W019831
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Silicon dioxide (Silica) is the core of gold-coated silica nanoparticles. Silicon dioxide has the characteristic of a spherical structure, with a layer of gold nanoparticles covering its surface. Silicon dioxide can be used as a coating material for quantum dots, enhancing their stability, reducing toxicity and improving hydrophilicity.

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Silicon dioxide

Silicon dioxide Chemical Structure

CAS No. : 7631-86-9

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Based on 1 publication(s) in Google Scholar

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Description

Silicon dioxide (Silica) is the core of gold-coated silica nanoparticles. Silicon dioxide has the characteristic of a spherical structure, with a layer of gold nanoparticles covering its surface. Silicon dioxide can be used as a coating material for quantum dots, enhancing their stability, reducing toxicity and improving hydrophilicity[1][2].

In Vitro

Silicon dioxide-based nanoparticles (SiO₂NPs) are one of the most widely used nanomaterials, and are extensively applied in industries, cosmetics, and biomedical fields. However, SiO₂NPs can damage decidualization by disrupting the autophagy process, which may lead to embryo absorption [1].
Silicon dioxide-coated quantum dots, as a multifunctional nanoscale platform, can be used as fluorescent markers for in vitro detection, for biomolecular sensing, and for in vivo and in vitro imaging [2].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Clinical Trial
Molecular Weight

60.08

Formula

O2Si

CAS No.
Appearance

Solid

Color

White to off-white

SMILES

O=[Si]=O

Initial Source

Arca subcrenata Lischke

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

Store at room temperature 3 years

In solvent -80°C 2 years
-20°C 1 year
Purity & Documentation
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