disilicic acid

Also known as: 1,3-Dioxodisiloxane-1,3-diol, 43-63c, EINECS 262-373-8, Hydrogen [hydroxy(oxo)silyl]silicate, MFCD00011232, SILICA, SILICIC ANHYDRIDE, Silicic acid (HSiO), mono(hydroxyoxosilyl) ester, alpha-crystobalite, calcineddiatomaceousearth, metacristobalite, silica, silica,cristobalite, silica,crystalline-cristobalite, silice,cristobalite, w006

disilicic acid (CAS 14464-46-1) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula O2Si and a molecular weight of 60.08 g/mol. Key properties include a melting point of 3110 deg FºC, a boiling point of 4046 deg F and a density of 2.6 g/mL at 25ºC(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 14464-46-1
Jingsj CID: J-21808-9
Molecular Formula: O₂Si
Molecular Weight: 60.08 g/mol
Category: Inorganic Chemicals
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	3110 deg FºC
Boiling Point	4046 deg F
Density	2.6 g/mL at 25ºC(lit.)
Exact Mass	137.944077
PSA	34.14000
Refractive Index	n20/D 1.544(lit.)

Activity & Biological Data

Additional Information	[1]. Elder DP, et al. Pharmaceutical excipients - quality, regulatory and biopharmaceutical considerations. Eur J Pharm Sci. 2016 May 25;87:88-99.

Frequently Asked Questions

What is the CAS number of disilicic acid?

The CAS number of disilicic acid is 14464-46-1.

What are the molecular formula and molecular weight of disilicic acid?

disilicic acid has molecular formula O2Si and molecular weight 60.08 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. "disilicic acid (CAS 14464-46-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21808-9 (accessed 2026-11-06).

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