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2172-02-3

2172-02-3 structure
2172-02-3 structure

Name hafnium(4+),2-methylpropan-2-olate
Synonyms Tetratert-butoxyhafnium
2-Methyl-propan-2-ol,Hafnium-tetra-tert-butylat
2-methyl-propan-2-ol,hafnium-tetra-tert-butylate
Hafnium tert-butoxide
MFCD00070458
Density 1.166 g/mL at 25 °C(lit.)
Boiling Point 90 °C5 mm Hg(lit.)
Molecular Formula C16H36HfO4
Molecular Weight 470.94500
Flash Point 83 °F
Exact Mass 472.20800
PSA 36.92000
LogP 5.06320
Vapour Pressure 46mmHg at 25°C
Index of Refraction n20/D 1.424(lit.)
Symbol GHS02 GHS07
GHS02, GHS07
Signal Word Warning
Hazard Statements H226-H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi
Risk Phrases 10
Safety Phrases S16
RIDADR UN 1993 3/PG 3
WGK Germany 3
Packaging Group II
Hazard Class 3
HS Code 2915900090
HS Code 2915900090
Summary 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%