disodium tellurite

• ChemBase ID: 129563
• Molecular Formular: Na2O3Te
• Molecular Mass: 221.57774
• Monoisotopic Mass: 223.87050642
• SMILES: [Na+].[Na+].[O-][Te](=O)[O-]
• Canonical SMILES: [O-][Te](=O)[O-].[Na+].[Na+]
• InChI: InChI=1S/2Na.H2O3Te/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2
• InChIKey: VOADVZVYWFSHSM-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: disodium tellurite
• IUPAC Traditional name: disodium tellurite
• Synonyms: Sodium Tellurite IV; Tellurous acid disodium salt; Sodium tellurite; Sodium tellurite; Sodium tellurite(IV); 亚碲酸钠; 亚碲(IV)酸钠; 亚碲(IV) 酸钠

Database IDs

• CAS Number: 10102-20-2
• EC Number: 233-268-4
• MDL Number: MFCD00036141
• Merck Index: 148685
• PubChem SID: 24864941; 162223854
• PubChem CID: 24935
• Chemspider ID: 23309
• Wikipedia Title: Sodium_tellurite

CALCULATED PROPERTIES

• 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
• Acid pKa: 0.69897
• H Acceptors: 4
• H Donor: 0

PROPERTIES

Physical Property

• Solubility: soluble ; greater than or equal to 100 mg/mL at 68°F in water; Soluble in water
• Apperance: -100 Mesh Powder; powder; white crystals, powder
• Melting Point: 710 °C
• Boiling Point: unknown (very high)
• Density: 6.245 g/cm^3

Safety Information

• RTECS: WY2450000
• European Hazard Symbols: Toxic (T)
• UN Number: 3288; UN3284
• German water hazard class: 3
• Hazard Class: 6.1
• Packing Group: 2; II
• Risk Statements: 23/24/25; 25; R23 R24 R25
• Safety Statements: 22-36/37/39-45; 9-20-28-36/37-45; S22 S36 S37 S39 S45
• TSCA Listed: 是
• GHS Pictograms: GHS06
• GHS Signal Word: Danger
• LD50: 20 mg/kg
• GHS Hazard statements: H300; H301 + H311 + H331
• GHS Precautionary statements: P261-P280-P301 + P310-P311; P264-P270-P301+P310-P321-P405-P501A
• Personal Protective Equipment: Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
• RID/ADR: UN 3288 6.1/PG 2

Product Information

• Purity: 97%; 99%; 99.5% (metals basis)
• Particle Size: -100 mesh
• Linear Formula: Na2TeO3

DETAILS

Sigma Aldrich - 400688

Packaging
10, 50 g in glass bottle