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8.43849 EMD Millipore

Potassium tert-butylate

(~ 20% solution in tetrahydrofuran) for synthesis

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Properties

packaging   50 ml in Glass bottle (8438490050)
flash point   -21.5 °C (THF)
shipped in   ambient
storage temp.   Store at +2°C to +8°C.
specifications   Assay (acidimetric): 19.0 - 21.0 %
  Density (d 20 °C/ 4 °C): 0.912 - 0.917

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Safety & Documentation

Safety Information

HS Code 
3824 99 92
Hazard Statement(s) 
H225: Highly flammable liquid and vapour.
H314: Causes severe skin burns and eye damage.
H335: May cause respiratory irritation.
H351: Suspected of causing cancer.
EUH014: Reacts violently with water.
EUH019: May form explosive peroxides.
Precautionary Statement(s) 
P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P240: Ground/bond container and receiving equipment.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
Storage class 
3 Flammable liquids
WGK 
WGK 1 slightly water endangering
Disposal 
13
Bases and alcoholates should be diluted if necessary by carefully stirring them into water and then neutralized (protective gloves, fume cupboard!) with hydrochloric acid (Cat. No. 100312). Before placing in container D, check the pH with pH universal indicator strips (Cat. No. 109535).
Hazard Pictogram(s) 
GHS02  GHS02
Hazard Pictogram(s) 
GHS05  GHS05
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Pictogram(s) 
GHS08  GHS08
Hazard Symbols 
Corrosive  Corrosive
Hazard Symbols 
Flammable  Flammable
Declaration (railroad and road) ADR, RID 
UN 2920 , 8 (3), I
Declaration (transport by air) IATA-DGR 
UN 2920 , 8 (3), I
Declaration (transport by sea) IMDG-Code 
UN 2920 , 8 (3), I, Segregation Group: 18 (Alkalis)
Categories of danger 
highly flammable, corrosive, carcinogenic
R Phrase 
R 11-14-19-35-37-40
Highly flammable.Reacts violently with water.May form explosive peroxides.Causes severe burns.Irritating to respiratory system.Limited evidence of a carcinogenic effect.
S Phrase 
S 8-16-26-36/37/39-45
Keep container dry.Keep away from sources of ignition - No smoking.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
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