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14023

Sigma-Aldrich

Titanium(IV) oxysulfate

≥29% Ti (as TiO2) basis, technical

Synonym(s):

Titanyl sulfate

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About This Item

Linear Formula:
TiOSO4 · aq
CAS Number:
13825-74-6
Molecular Weight:
159.93 (anhydrous basis)
MDL number:
MFCD00149873
UNSPSC Code:
12161600
PubChem Substance ID:
57647130
NACRES:
NA.22

Quality Level

200

grade

technical

form

solid

reaction suitability

core: titanium
reagent type: catalyst

concentration

≥29% (Ti (as TiO2))

impurities

sulfonic acid
≤17% free acid (as H2SO4)

anion traces

chloride (Cl-): ≤500 mg/kg

cation traces

Fe: ≤500 mg/kg

SMILES string

O.O=[Ti++].[O-]S([O-])(=O)=O

InChI

1S/H2O4S.H2O.O.Ti/c1-5(2,3)4;;;/h(H2,1,2,3,4);1H2;;/q;;;+2/p-2

InChI key

SWNAGNPMPHSIJF-UHFFFAOYSA-L

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Application

Titanium(IV) oxysulfate has been used as a precursor to synthesize a wide range of titanium dioxide (TiO2) photocatalysts.
It can also be used in the synthesis of freeze dried titania foams, and WO3-loaded TiO2 photocatalyst applicable for the oxidation of trans-ferulic acid to vanillin.

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H290,H314

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
SDBB0677
STBK5843
STBK3086
STBK1389
STBJ9070

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Highly photoactive 2D titanium dioxide nanostructures prepared from lyophilized aqueous colloids of peroxo-polytitanic acid
Subrt J, et al.
Materials Research Bulletin, 49, 405-412 (2014)
Photocatalytic green synthesis of piperonal in aqueous TiO2 suspension
Bellardita M, et al.
Applied Catalysis. B, Environmental, 144, 607-613 (2014)
Karoly Kozma et al.
Dalton transactions (Cambridge, England : 2003), 48(29), 11086-11093 (2019-07-02)
TiO2 is manufactured for white pigments, solar cells, self-cleaning surfaces and devices, and other photocatalytic applications. The industrial synthesis of TiO2 entails: (1) the dissolution of ilmenite ore (FeTiO3) in aqueous sulfuric acid which precipitates the Fe while retaining the
Stanislav S Fedotov et al.
Nature communications, 11(1), 1484-1484 (2020-03-22)
The rapid progress in mass-market applications of metal-ion batteries intensifies the development of economically feasible electrode materials based on earth-abundant elements. Here, we report on a record-breaking titanium-based positive electrode material, KTiPO4F, exhibiting a superior electrode potential of 3.6 V in
Chengjin Wang et al.
Water research, 165, 115000-115000 (2019-08-30)
Drinking water treatment using UV/H2O2 advanced oxidation typically results in residual H2O2 that requires quenching to minimize its interference with downstream processes. Chemical quenching using chlorine or bisulfite are options, but there is some uncertainty in the literature about the
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