六水六氟硅酸镁

Description

Magnesium hexafluorosilicate hexahydrate · CAS 18972-56-0 · F6Si.Mg. UNII H37V80D2JS.

Identification

CAS Registry Number	18972-56-0
PubChem CID	61861
Molecular formula	F6Si.Mg
IUPAC name	magnesium hexafluorosilicon(2-)
UNII (FDA)	H37V80D2JS

Computed Descriptors

Molecular Weight	166.38
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	0
Exact Mass	165.9523872
Monoisotopic Mass	165.9523872
Topological Polar Surface Area	0
Heavy Atom Count	8
Formal Charge	0
Complexity	62.7

Physical description & handling notes

• Magnesium fluorosilicate is a crystalline solid. Decomposes at 120 °C. Contact may cause slight irritation to skin, eyes, and mucous membranes. May be slightly toxic by ingestion. Used to make other chemicals.
• Dry Powder
• Solid; [CAMEO] White powder; [Gelest MSDS]

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Antiplaque; Oral care

GHS Hazard Classification

Reported hazard statements	H301, H318 (71.5%), H332 (15%), H319, H373, H320, H335, H372

Documented Uses

• Used for mothproofing textiles; [Merck Index] Used to make other chemicals; [CAMEO]
• Textiles (Printing, Dyeing, or Finishing) [Category: Industry]
• Cosmetics -> Antiplaque; Oral care
• Non-metallic Mineral Product Manufacturing (includes clay, glass, cement, concrete, lime, gypsum, and other non-metallic mineral product manufacturing)
• Silicate(2-), hexafluoro-, magnesium (1:1): ACTIVE

Synonyms

Magnesium hexafluorosilicate; Magnesium fluorosilicate; Caswell No. 532; Hexafluorosilicate(2-) magnesium (1:1); Fluosilicate de magnesium [French]; Fluosilicate de magnesium; Silicate(2-), hexafluoro-, magnesium (1:1); EINECS 241-022-2; UN2853; EPA Pesticide Chemical Code 075304; UNII-H37V80D2JS; DTXSID70884950; MAGNESIUM HEXAFLUOROSILICATE [MI]; EC 241-022-2; MAGNESIUM SILICOFLUORIDE, (SOLID); MAGNESIUM SILICOFLUORIDE, [SOLID]

Frequently Asked Questions

What are the CAS number and molecular formula of Magnesium hexafluorosilicate hexahydrate?

CAS 18972-56-0; molecular formula F6Si.Mg; molecular weight — g/mol.

What other names is Magnesium hexafluorosilicate hexahydrate known by?

Magnesium hexafluorosilicate, Magnesium fluorosilicate, Caswell No. 532, Hexafluorosilicate(2-) magnesium (1:1), Fluosilicate de magnesium [French], Fluosilicate de magnesium.

What is the regulatory status of Magnesium hexafluorosilicate hexahydrate?

Documented regulatory listings: CIR / INCI: Antiplaque; Oral care.

Is Magnesium hexafluorosilicate hexahydrate classified as hazardous?

Hazard statements reported: H301, H318, H332, H319, H373.

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.