dipotassium hydrate tellurite

• ChemBase ID: 130622
• Molecular Formular: H2K2O4Te
• Molecular Mass: 271.81008
• Monoisotopic Mass: 273.8289459
• SMILES: O.[O-][Te](=O)[O-].[K+].[K+]
• Canonical SMILES: [O-][Te](=O)[O-].O.[K+].[K+]
• InChI: InChI=1S/2K.H2O3Te.H2O/c;;1-4(2)3;/h;;(H2,1,2,3);1H2/q2*+1;;/p-2
• InChIKey: QYSCQVSMPZINBH-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: dipotassium hydrate tellurite
• IUPAC Traditional name: dipotassium hydrate tellurite
• Synonyms: Potassium tellurite hydrate; Potassium tellurite monohydrate; 亚碲酸钾 水合物; 亚碲酸钾单水合物

Database IDs

• CAS Number: 123333-66-4
• EC Number: 232-213-1
• MDL Number: MFCD00149923
• PubChem SID: 24881909; 24898122; 162224900
• PubChem CID: 71308324

CALCULATED PROPERTIES

• Acid pKa: 0.69897
• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): -3.7497256
• LogD (pH = 7.4): -4.7910857
• Log P: -1.4238
• Molar Refractivity: 4.3287 cm^3
• Polarizability: 7.927195 Å^3
• Polar Surface Area: 63.19 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: Crystalline; granular
• Melting Point: 465°C dec.

Safety Information

• European Hazard Symbols: Toxic (T); X
• UN Number: 3284; UN3284
• German water hazard class: 3
• Hazard Class: 6.1
• Packing Group: 3; II
• Risk Statements: 20/21/22; 25-36/37/38
• Safety Statements: 26-45; 9-36/37-60
• TSCA Listed: 是
• GHS Pictograms: GHS06
• GHS Signal Word: Danger
• GHS Hazard statements: H301-H311-H331; H301-H315-H319-H335
• GHS Precautionary statements: P261-P301 + P310-P305 + P351 + P338; P261-P301+P310-P361-P302+P352-P405-P501A
• Personal Protective Equipment: Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
• RID/ADR: UN 3284 6.1/PG 3

Product Information

• Purity: ≥90%; ≥95.0% (calc. on dry substance, RT); 97%
• Grade: for bacteriology
• Linear Formula: K2TeO3 · xH2O

DETAILS

Sigma Aldrich - 60539

Packaging
10, 50 g in poly bottle

Sigma Aldrich - P0677

包装
25, 100 g in poly bottle