Titanium dioxide - Materials / Alfa Chemistry

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High Purity Materials

TiO₂

Titanium dioxide

PRICE INQUIRY

Catalog Number

ACMA00000069

Product Name

Titanium dioxide

Category

TiO₂

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

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

Purity

0.9999

Density

4.29 g/cm³

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

Compound Is Canonicalized

Yes

Covalently-Bonded Unit Count

Defined Atom Stereocenter Count

Defined Bond Stereocenter Count

Deprecated CAS

12036-20-3;101239-53-6, 116788-85-3, 12000-59-8, 12701-76-7, 12767-65-6, 12789-63-8, 1309-63-3, 1344-29-2, 185323-71-1, 185828-91-5, 188357-76-8, 188357-79-1, 195740-11-5, 37230-92-5, 37230-94-7, 37230-95-8, 37230-96-9, 39320-58-6, 39360-64-0, 39379-02-7, 55068-84-3, 55068-85-4, 62338-64-1, 98084-96-9, 252962-41-7, 246178-32-5, 224963-00-2, 221548-98-7, 100292-32-8, 416845-43-7, 494848-07-6, 494848-23-6, 494851-77-3, 494851-98-8, 552316-51-5, 767341-00-4, 97929-50-5, 52624-13-2, 158518-86-6, 1025343-79-6, 1205638-49-8, 1236143-41-1, 1377807-26-5, 1393678-13-1, 1400974-17-5, 859528-12-4, 861455-28-9, 861455-30-3, 866531-40-0, 1415904-10-7, 1456717-15-9, 1613035-81-6, 1613512-65-4, 1615226-10-2, 1631962-20-3, 1644062-60-1, 1809260-52-3, 1867123-83-8, 1911573-09-5, 2052159-56-3, 2052276-52-3, 2055821-10-6, 2089284-84-2, 2097593-12-7, 2101768-00-5, 2135942-54-8, 946525-05-9, 2231418-34-9, 2245232-28-2, 2245233-53-6

EC Number

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

Exact Mass

79.9377699g/mol

Formal Charge

Heavy Atom Count

Hydrogen Bond Acceptor Count

Hydrogen Bond Donor Count

ICSC Number

0338

Isotope Atom Count

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

79.9377699g/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

Taste

TASTELESS

Topological Polar Surface Area

34.1Å²

Undefined Atom Stereocenter Count

Undefined Bond Stereocenter Count

Vapor Pressure

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

MSDS