SODIUM METATUNGSTATE

SODIUM METATUNGSTATE Basic information
Product Name:SODIUM METATUNGSTATE
Synonyms:SODIUM METATUNGSTATE;SODIUM POLYTINGSTATE;SODIUM POLYTUNGSTATE;HEXA-SODIUM TUNGSTATE (W12);Sodium metatungstate monohydrate;SODIUM POLYTUNGSTATE SOLUTION, ~80% IN W ATER;NATRIUMMETAWOLFRAMAT, LSG. IN WASSER;SODIUM POLYTUNGSTATE, FOR THE PREP. OF H AEVY LIQUID
CAS:12141-67-2
MF:NaO40W12(-5)
MW:2869.03
EINECS:412-770-9
Product Categories:Elemental Analysis;Analytical/Chromatography;Spectroscopy
Mol File:12141-67-2.mol
SODIUM METATUNGSTATE Structure
SODIUM METATUNGSTATE Chemical Properties
density 3.1 g/cm3 at 20 °C (saturated aqueous solution)
refractive index n20/D 1.5555
storage temp. Store at RT
solubility ≥149.3 mg/mL in DMSO with ultrasonic; insoluble in EtOH; ≥65.4 mg/mL in H2O
form Powder
color White
Water Solubility Soluble in water.
Exposure limitsACGIH: TWA 3 mg/m3
NIOSH: TWA 1 mg/m3; STEL 3 mg/m3
InChIKeyAZCSOJKJFMWYCX-UHFFFAOYSA-N
LogP-5.2 at 20℃
Surface tension73.4mN/m at 1.254mg/L and 20℃
CAS DataBase Reference12141-67-2
EPA Substance Registry SystemTungstate (W12(OH)2O386-), hexasodium (12141-67-2)
Safety Information
Hazard Codes Xn
Risk Statements 22-41-52/53
Safety Statements 26-39-61-22
WGK Germany 2
TSCA Yes
HS Code 28418020
MSDS Information
ProviderLanguage
SigmaAldrich English
ACROS English
ALFA English
SODIUM METATUNGSTATE Usage And Synthesis
Chemical PropertiesClear pale greenish to yellow liquid
UsesSodium Metatungstate Hydrate is a derivative of Sodium Tungstate (S673800), a potential therapy for obesity. Sodium tungstate dihydrate is also an inhibitor of acid phosphatases.
Biological ActivityInhibitor of Ecto-NTPDases that displays minor selectivity for NTPDases 1 and 2 over NTPDase 3 and P2Y 12 (K i values are 2.58, 3.26, > 10 and 28.8 μ M for NTPDase 1, NTPDase 3, P2Y 12 and NTPDase 2 respectively). Abolishes renal protection induced by ischemic preconditioning.
storageStore at RT
SODIUM METATUNGSTATE Preparation Products And Raw materials
Stannous chloride dihydrate Sodium tungstate Ammonium molybdate tetrahydrate Sodium molybdate Trimellitic Anhydride Sodium silicate Phosphotungstic acid 44-hydrate Sodium peroxide Hydroxylamine hydrochloride Manganese sulfate AMMONIUM TUNGSTATE 99.99% SODIUM METATUNGSTATE Tungsten trioxide Tungstic acid SODIUM METATUNGSTATE HYDRATE, CRYSTALLINE SODIUM METATUNGSTATE HYDRATE Sodium tungstate dihydrate SODIUM TUNGSTATE

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