CAS 1317-80-2 High Surface Area Titania - Materials / Alfa Chemistry

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High Surface Area Titania

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Catalog Number

ACM1317802-1

CAS Number

1317-80-2

Product Name

High Surface Area Titania

Structure

Category

Organic Solar Cell (OPV) Materials

Description

Titanium dioxide is an odorless white powder. Tasteless. pH 7.5. Occurs in three crystalline forms. (NTP, 1992);Liquid;DryPowder; Liquid; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; DryPowder, PelletsLargeCrystals, Liquid; DryPowder, WetSolid; Liquid; OtherSolid; OtherSolid, Liquid; PelletsLargeCrystals; WetSolid; WetSolid, Liquid;White to slightly coloured powder;COLOURLESS-TO-WHITE CRYSTALLINE POWDER.;White, odorless powder.;White, odorless powder.

IUPAC Name

dioxotitanium

Molecular Weight

79.87g/mol

Molecular Formula

TiO₂;TiO₂;TiO₂;O2Ti

Canonical SMILES

O=[Ti]=O

InChI

InChI=1S/2O.Ti

InChI Key

GWEVSGVZZGPLCZ-UHFFFAOYSA-N

Boiling Point

4532 to 5432 °F at 760 mm Hg (NTP, 1992);2500-3000 °C;2500-3000 °C;4532-5432°F;4532-5432°F

Melting Point

3380 °F (decomposes) (NTP, 1992);1855 °C;1855 °C;3326-3362°F;3326-3362°F

Density

3.9 to 4.2 (NTP, 1992);4.23;3.9-4.3 g/cm³;4.26;4.26

Solubility

less than 1 mg/mL at 68° F (NTP, 1992);Insoluble in water and organic solvents. Dissolves slowly in hydrofluoric acid and in hot concentrated sulphuric acid.;Insoluble in water;Soluble in hot concentrated sulfuric acid; in hydrofluoric acid; insoluble in hydrochloric acid, nitric acid or diluted sulfuric acid;INSOL IN ORG SOLVENTS;SOLUBLE IN ALKALI;Solubility in water: none;Insoluble

Color/Form

White, tetragonal crystals;White powder in two crystalline forms, anatase and rutile;AMORPHOUS, INFUSIBLE POWDER;White powder

Complexity

18.3

Covalently-Bonded Unit Count

EC Number

236-675-5;215-282-2;215-280-1;236-675-5;619-318-1

Exact Mass

79.93777g/mol

Formal Charge

Heavy Atom Count

ICSC Number

0338

MeSH Entry Terms

anatase;anatase titanium dioxide;brookite;food additive E171;nano-anatase;nano-TiO₂;rutile;Titania;titanium dioxide;titanium oxide;titanium white

Monoisotopic Mass

79.93777g/mol

NSC Number

15204

Odor

Odorless

Other Experimental

GRAVIMETRIC FACTOR: 0.33279;ANATASE: INDEX OF REFRACTION (NA): 2.554; 2.493; SPECIFIC GRAVITY: 3.84; BROOKITE: INDEX OF REFRACTION (NA): 2.583; 2.586; 2.741; SPECIFIC GRAVITY: 4.17 RUTILE: SPECIFIC GRAVITY: 4.26; INDEX OF REFRACTION (NA): 2.616; 2.903;Reactivity depends on previous heat treatment; prolonged heating produces less soluble material; made soluble by fusion with potassium bisulfate or alkali hydroxides or carbonates to form alkali titanates; Index of refraction: 2.7 (Titania crystals);RUTILE: X-RAY CRYSTALLOGRAPHIC DATA: CRYSTAL SYSTEM: TETRAGONAL; SPACE GROUP: P4/MNM(136); 2 G FORMULA WT/UNIT CELL; X-RAY CRYSTALLOGRAPHIC DATA: AO= 4.5937 + OR - 0.0005; CO= 2.9618 + OR - 0.0010;ANATASE: X-RAY CRYSTALLOGRAPHIC DATA: CRYSTAL SYSTEM: TETRAGONAL; SPACE GROUP: I41/AMD(141); 4 G FORMULA WT/UNIT CELL X-RAY CRYSTALLOGRAPHIC DATA: AO= 3.785 + OR - 0.002; CO= 9.514 + OR - 0.006;BROOKITE: X-RAY CRYSTALLOGRAPHIC DATA: CRYSTAL SYSTEM: ORTHORHOMBIC; SPACE GROUP: PCAB (61); 8 G FORMULA WT/UNIT CELL X-RAY CRYSTALLOGRAPHIC DATA: AO= 5.456 + OR - 0.002; BO= 9.182 + OR - 0.005; CO= 5.143 + OR - 0.003;When substantially pure, a massive single crystal (boule) of rutile has properties of precious gem with a very light straw color and with reflectance, refraction and brilliance measuring greater than those of a diamond. ... high opacity and tinting values are claimed for rutile-like pigments.;Titania is ... large ... crystals (translucent water-white or with yellowish cast) these crystals have refractive index ... higher than diamonds ... but lack hardness of diamonds.;Possesses perhaps the greatest hiding power of all inorg white pigments;Brown tetragonal crystals; MP: 1560 °C; density: 3.9 g/cu cm /Titanium(IV)oxide (Anatase)/;White, orthorhombic crystals; density: 4.17 g/cu cm /Titanium(IV)oxide (Brookite)/;White, tetrahedral crystals; MP: 1843 °C; BBP: approximately 3000 °C; density: 4.17 g/cu cm. Insoluble in water, dilute acid; soluble in concentrated acid /Titanium(IV)oxide (Rutile)/

Refractive Index

INDEX OF REFRACTION: 2.616; 2.903

Rotatable Bond Count

Specific Surface Area

200m2/g

Vapor Pressure

0 mm Hg at 68 °F Essentially (NTP, 1992);0 mmHg (approx);0 mmHg (approx)

MSDS

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COA

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Spec Sheet