三硅酸镁

Description

Magnesium Trisilicate · CAS 14987-04-3 · Mg2O8Si3. UNII FML8G1U0Y3.

Identification

CAS Registry Number	14987-04-3
PubChem CID	5311266
Molecular formula	Mg2O8Si3
IUPAC name	dimagnesium;dioxido-bis[[oxido(oxo)silyl]oxy]silane
UNII (FDA)	FML8G1U0Y3

Computed Descriptors

Molecular Weight	260.86
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	8
Rotatable Bond Count	2
Exact Mass	259.8601799
Monoisotopic Mass	259.8601799
Topological Polar Surface Area	145
Heavy Atom Count	13
Formal Charge	0
Complexity	141

Physical description & handling notes

• Fine, white powder, free from grittiness
• Odorless slightly hygroscopic solid; [Merck Index] White odorless powder; [MSDSonline]
• Slightly hygroscopic powder
• Odorless
• TASTELESS
• Insoluble in water and alcohol

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Cosmetic ingredients (Magnesium Trisilicate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Bulking; Abrasive; Anticaking; Absorbent; Viscosity controlling; Opacifying

Documented Uses

• CIR ingredient: Magnesium Trisilicate
• Occurs as the minerals meerschaum, parasepiolite, and sepiolite; Used as an antacid; [Merck Index] Used as an odor absorbent, decolorizing agent, and antioxidant; [Hawley] Attapulgite and sepiolite are used in absorption granules, pet litter, paint thickeners, and drilling muds; [Harber, p. 338-9]
• AN EFFECTIVE GASTROINTESTINAL ADSORBENT
• INDUSTRIAL ODOR ABSORBENT; DECOLORIZING AGENT; ANTIOXIDANT
• Cosmetics -> Bulking; Abrasive; Anticaking; Absorbent; Viscosity controlling; Opacifying
• Information on 7 consumer products that contain Magnesium Trisilicate in the following categories is provided:

Synonyms

Magnesium trisilicate; 14987-04-3; FML8G1U0Y3; Magnesium trisilicate anhydrous; Magnesium silicate (Mg2Si3O8); DTXSID50904706; Magnesium silicates magnesium trisilicate; SILICIC ACID (H4SI3O8), MAGNESIUM SALT (1:2); Mag trisil co; RefChem:55540; VIRUS BLOCKER CL-40; DTXCID601353925; 239-076-7; C2E1CI501T; Dicarbocalm; Magnesium mesotrisilicate

Frequently Asked Questions

What are the CAS number and molecular formula of Magnesium Trisilicate?

CAS 14987-04-3; molecular formula Mg2O8Si3; molecular weight — g/mol.

What other names is Magnesium Trisilicate known by?

Magnesium trisilicate, 14987-04-3, FML8G1U0Y3, Magnesium trisilicate anhydrous, Magnesium silicate (Mg2Si3O8), DTXSID50904706.

What is the regulatory status of Magnesium Trisilicate?

Documented regulatory listings: CIR / INCI: Cosmetic ingredients (Magnesium Trisilicate) -> CIR (Cosmetic Ingredient Review); CIR / INCI: Bulking; Abrasive; Anticaking; Absorbent; Viscosity controlling; Opacifying.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.