germanedione

• ChemBase ID: 110240
• Molecular Formular: GeH2O2
• Molecular Mass: 106.65468
• Monoisotopic Mass: 107.9266563
• SMILES: O=[GeH2]=O
• Canonical SMILES: O=[GeH2]=O
• InChI: InChI=1S/GeO2/c2-1-3
• InChIKey: YBMRDBCBODYGJE-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: germanedione
• IUPAC Traditional name: germanium dioxide
• Synonyms: Germanium dioxide; Germanium(IV) oxide; GERMANIUM DIOXIDE; Germanium(IV) oxide; Germania; ACC10380; G-15; Germanium oxide; Germanic acid; Germanic oxide; Germanium(IV) oxide, Puratronic®; 二氧化锗; 氧化锗(IV); 二氧化锗(IV); 二氧化锗, Puratronic®

Database IDs

• CAS Number: 1310-53-8
• EC Number: 215-180-8
• MDL Number: MFCD00011030
• Merck Index: 144409
• PubChem SID: 24871912; 162095424; 24871860; 24851918
• PubChem CID: 14796
• Chemspider ID: 14112
• Unique Ingredient Identifier: 5O6CM4W76A
• Wikipedia Title: Germanium_dioxide

CALCULATED PROPERTIES

• H Acceptors: 2
• H Donor: 0
• LogD (pH = 5.5): -0.7028
• LogD (pH = 7.4): -0.7028
• Log P: -0.7028
• Molar Refractivity: 2.8858 cm^3
• Polarizability: 5.230633 Å^3
• Polar Surface Area: 34.14 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 4.47 g/L (25 °C) ; 10.7 g/L (100 °C) in water; ethylene glycol: soluble; insoluble in HF, HCl ; soluble in other acid and alkali; Slightly soluble in sodium hydroxide. Insoluble in water and hydrochloric acid
• Apperance: (crystalline powder); 3-12mm Sintered Lump; -40 Mesh Powder; powder; Powder; white powder or colourless crystals
• Melting Point: >400 °C(lit.); 1086°C; 1115°C
• Flash Point: Non-flammable
• Density: 3.637 g/mL at 25 °C; 4.22 g/mL at 25 °C; 4.228 g/cm^3; 6.239; 6.239 g/mL at 25 °C
• Refractive Index: 1.650

Safety Information

• RTECS: LY5240000
• European Hazard Symbols: X; Harmful (Xn)
• German water hazard class: 1
• Risk Statements: 22; R:22
• Safety Statements: 36; 36-60; S:36/37/39
• TSCA Listed: 是
• EU Index: Not listed
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• LD50: 3700 m/kg (rat, oral)
• GHS Hazard statements: H302; H302-H332
• GHS Precautionary statements: P264-P270-P301+P312-P330-P501A
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Product Information

• Purity: ≥99.99% trace metals basis; 99.99%; 99.99% (metals basis); 99.998% trace metals basis; 99.999%; 99.999% (metals basis); 99.999% trace metals basis; 99.9999% (metals basis)
• Grade: for electronic purposes; puriss.
• Linear Formula: GeO2

DETAILS

MP Biomedicals - 05214218

MP Biomedicals Rare Chemical collection

Sigma Aldrich - 199478

Packaging
10, 25, 100 g in poly bottle
Application
Starting material for HfGeO4 and HfGeO4:Ti, both used in x-ray phosphors.1

Sigma Aldrich - 483001

Packaging
10, 50 g in poly bottle

Sigma Aldrich - 483702

Application
Building block for inorganic nanowires.1 Used in the synthesis of ultra-high refractive index and ultra-low loss optical waveguides.2
Packaging
25 g in poly bottle
5 g in glass bottle