13709-49-4

Name YTTRIUM FLUORIDE
CAS 13709-49-4
EINECS(EC#) 237-257-5
Molecular Formula F3Y
MDL Number MFCD00049714
Molecular Weight 145.9
MOL File 13709-49-4.mol
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Chemical Properties

Appearance white fine crystalline powder
Melting point  1387 °C
density  4.01 g/mL at 25 °C(lit.)
refractive index  1.54
solubility  insoluble in H2O
form  powder
color  White
Specific Gravity 4.01
Water Solubility  Soluble in acids. Insoluble in water.
Specific Heat Capacity Cp(gas):0.481837J/(g·K),at 25℃
Crystal Structure YF3 type
Sensitive  Hygroscopic
crystal system Nogata
Solubility Product Constant (Ksp) pKsp: 20.06
Space group Pnma
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
0.6350.6850.449090900.1914
Exposure limits ACGIH: TWA 1 mg/m3; TWA 2.5 mg/m3
NIOSH: IDLH 500 mg/m3; IDLH 250 mg/m3; TWA 2.5 mg/m3; TWA 1 mg/m3
Stability: hygroscopic
InChI 1S/3FH.Y/h3*1H;/q;;;+3/p-3
InChIKey RBORBHYCVONNJH-UHFFFAOYSA-K
SMILES F[Y](F)F
CAS DataBase Reference 13709-49-4(CAS DataBase Reference)
EPA Substance Registry System Yttrium fluoride (YF3) (13709-49-4)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)Skull and Crossbones (GHS06)
GHS07,GHS06
Signal word  Warning
Hazard statements  H302-H312-H331-H302+H312+H332-H315-H319-H335
Precautionary statements  P304+P340-P405-P501a-P261-P280-P305+P351+P338
Hazard Codes  Xn,Xi
Risk Statements 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection .
RIDADR  UN3288
WGK Germany  3
RTECS  ZG3417500
Hazard Note  Irritant
TSCA  Yes
REACH Registrations Inactive
HazardClass  6.1
PackingGroup  III
HS Code  28469036
Storage Class 11 - Combustible Solids

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