Dipotassium heptafluorotantalate(2-)

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Names

[ CAS No. ]:
16924-00-8

[ Name ]:
Dipotassium heptafluorotantalate(2-)

[Synonym ]:
EINECS 240-986-1
POTASSIUM HEPTAFLUOROTANTALATE
potassiumfluorotantalate
potassiumfluotantalate
Tantalate(2-), heptafluoro-, potassium (1:2)
dipotassiumheptafluorotantalate
POTASSIUM TANTALUM FLUORIDE
Dipotassium heptafluorotantalate(2-)
Potassium fluoromntalate
TANTALUM POTASSIUM FLUORIDE
Dipotassium heptafluorotantalate
Dikaliumheptafluorotantalat
Potassium heptafluorotantalate(V)
potassium flutantalate
MFCD00042369

Chemical & Physical Properties

[ Density]:
4.56 g/mL at 25 °C(lit.)

[ Boiling Point ]:
790°C

[ Melting Point ]:
°Cd ec.)

[ Molecular Formula ]:
F7K2Ta

[ Molecular Weight ]:
392.13300

[ Exact Mass ]:
391.86400

[ LogP ]:
2.94140

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TT1225000
CHEMICAL NAME :
Potassium heptafluorotantalate
CAS REGISTRY NUMBER :
16924-00-8
LAST UPDATED :
199701
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
F7-Ta.2K
MOLECULAR WEIGHT :
392.15
WISWESSER LINE NOTATION :
KA2 TA-F7

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHOAX Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.1-2(3), 1950. For publisher information, see AEHLAU. Volume(issue)/page/year: 1,637,1950
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
375 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHOAX Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.1-2(3), 1950. For publisher information, see AEHLAU. Volume(issue)/page/year: 1,637,1950
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
110 mg/kg
REFERENCE :
20PKA3 "Novye Dannye Po Toksikologii Redkikh Metalov Ikh Soedinenii," New Data on the Toxicology of Rare Metals and Their Compounds, Izrael'son, Z.I., ed., Moscow, Izdatel'stvo "Meditsina," 1967 Volume(issue)/page/year: -,115,1967 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Gen Indu):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 2.5 mg(F)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO FLUORIDES, INORGANIC-air:10H TWA 2.5 mg(F)/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992

Safety Information

[ Hazard Codes ]:
T,Xi

[ Risk Phrases ]:
R23/25

[ Safety Phrases ]:
S45

[ RIDADR ]:
UN 3288 6.1/PG 3

[ WGK Germany ]:
1

[ RTECS ]:
TT1225000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1


Related Compounds

  • dipotassium 2-methoxybenzylidenemalonate
  • dipotassium,2,5-dihydroxy-4-(4-methylphenyl)sulfonylbenzene-1,3-disulfonate
  • dipotassium,(2-amino-2-methylpropyl) phosphate
  • dipotassium,2-[2-[2-[2-[2-[2-(11-methyldodecoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethyl phosphate
  • dipotassium 2,6-naphthalenedisulfonate
  • dipotassium 2-[1-ethyl-3-[2-methoxy-5-[(phenylamino)carbonyl]phenyl]triazen-2-yl]-5-sulphonatobenzoate
  • (E)-1-(4-(((4-methylthiazol-2-yl)thio)methyl)piperidin-1-yl)but-2-en-1-one
  • 1-(4,5,6,7-Tetrahydro-1-benzothiophen-3-yl)ethan-1-amine
  • 2-(Dichloromethyl)-5,5-dimethyl-1,3-dioxane
  • 5-Methyl-1,4-diazabicyclo[2.2.2]octane-2-carboxylic acid dihydrochloride
  • 2-(4,5,6,7-Tetrahydro-1-benzothiophen-2-yl)ethan-1-ol
  • 4,5,6,7,8,9-Hexahydrocycloocta[b]thiophene
  • (4Z)-2-Tert-butyl-4-[(3,4,5-trimethoxyphenyl)methylidene]-2,3-dihydro-1H-acridine-9-carboxylic acid
  • 2-(4-Bromo-3-methylbutyl)isoindoline-1,3-dione
  • 5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carbaldehyde
  • tert-Butyldimethyl((3-(trifluoromethyl)cycloprop-1-en-1-yl)methoxy)silane
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