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16919-19-0

Basic Information
CAS No.: 16919-19-0
Name: Silicate(2-),hexafluoro-, ammonium (1:2)
Molecular Structure:
Molecular Structure of 16919-19-0 (Silicate(2-),hexafluoro-, ammonium (1:2))
Formula: F6Si.2H4N
Molecular Weight: 178.15
Synonyms: Ammoniumfluosilicate (6CI);Silicate(2-), hexafluoro-, diammonium (8CI,9CI);Ammonium fluorosilicate ((NH4)2SiF6);Ammonium hexafluorosilicate ((NH4)2SiF6);Ammonium siliconfluoride ((NH4)2SiF6);Diammonium hexafluorosilicate ((NH4)2SiF6);LPE 6;NSC 310005;
EINECS: 240-968-3
Density: 2.01 g/cm3
Melting Point: °Cd ec.)
Boiling Point:
Flash Point:
Solubility: soluble in water
Appearance: white slightly adhering crystalline powder
Hazard Symbols: ToxicT
Risk Codes: 23/24/25
Safety: 26-45
Transport Information: UN 2854 6.1/PG 3
PSA: 0.00000
LogP: 2.89280
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  • Casno:

    16919-19-0

    Ammonium hexafluorosilicate

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  • Silicate(2-),hexafluoro-, ammonium (1:2)

  • Casno:

    16919-19-0

    Silicate(2-),hexafluoro-, ammonium (1:2)

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  • Ammonium hexafluorosilicate CAS NO.16919-19-0

  • Casno:

    16919-19-0

    Ammonium hexafluorosilicate CAS NO.16919-19-0

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  • Silicate(2-),hexafluoro-, ammonium (1:2)

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    16919-19-0

    Silicate(2-),hexafluoro-, ammonium (1:2)

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    Comply with CP,JP,EP,US GradeAppearance:White Solid Storage:Stored under room temperature in cool and dry place Package:In 25KG paper or plastic drums Application:Used as pharmaceutical Intermeidate Transportation:Shipped as non- dangerous chemicals

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  • Ammonium hexafluorosilicate

  • Casno:

    16919-19-0

    Ammonium hexafluorosilicate

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  • Ammonium hexafluorosilicate cas  16919-19-0

  • Casno:

    16919-19-0

    Ammonium hexafluorosilicate cas 16919-19-0

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    Ammonium hexafluorosilicate cas 16919-19-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

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Specification

The Silicate(2-),hexafluoro-, ammonium (1:2), with its CAS registry number 16919-19-0, has the IUPAC name of diazanium hexafluorosilicon(2-). For being a kind of white slightly adhering crystalline powder, it is soluble in water and its product categories are including Industrial/Fine Chemicals; Inorganic Chemicals; Inorganics; Ammonium Salts; Metal and Ceramic Science; Salts.

The characteristics of this chemical are as below: (1)H-Bond Donor: 2; (2)H-Bond Acceptor: 7; (3)Exact Mass: 178.036094; (4)MonoIsotopic Mass: 178.036094; (5)Topological Polar Surface Area: 2; (6)Heavy Atom Count: 9; (7)Complexity: 62.7; (8)Covalently-Bonded Unit Count: 3; (9)Density: 2.01.

The production method of this chemical: Flousper powder could react with silica sand and sulfuric acid to produce fluosilicic acid, and then neutralize with ammonia till have the PH value 8; Next filter when heated and then remove the insoluble impurity; Lastly, go through the process of condensation, crystallization, centrifugal separation and drying to get this products, according to the chemical equation: H2SiF6+2NH4OH→(NH4)2SiF6+2H2O.

As to its usage, it is widely applied in many ways. It could be used as the disinfectant in brewing industry, glass etching agent, wood preservative agent, mothproofing agent in textiles; And it could also be used as the analysis reagent.

When you are dealing with this chemical, you should be cautious. For being a kind of toxic chemical, it may at low levels cause damage to health and it is harmful if by inhalation, in contact with skin and if swallowed. Therefore, if in case of contact with eyes, rinse immediately with plenty of water and seek medical advice, and if in case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

Additionally, you could convert the following datas into the molecular structure:
(1)Canonical SMILES: [NH4+].[NH4+].F[Si-2](F)(F)(F)(F)F
(2)InChI: InChI=1S/F6Si.2H3N/c1-7(2,3,4,5)6;;/h;2*1H3/q-2;;/p+2
(3)InChIKey: ITHIMUMYFVCXSL-UHFFFAOYSA-P

Below are the toxicity information of this chemical:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
frog LDLo subcutaneous 224mg/kg (224mg/kg)   Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. Vol. 124, Pg. 133, 1937.
guinea pig LDLo oral 150mg/kg (150mg/kg)   Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. Vol. 124, Pg. 133, 1937.
mouse LD50 oral 70mg/kg (70mg/kg) PERIPHERAL NERVE AND SENSATION: FLACCID PARALYSIS WITHOUT ANESTHESIA (USUALLY NEUROMUSCULAR BLOCKAGE)

BEHAVIORAL: ATAXIA

BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 53(11), Pg. 80, 1988.
rat LDLo oral 100mg/kg (100mg/kg)   National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 27, 1953.