8.01276 EMD Millipore

Pivaloyl chloride

Pivaloyl chloride for synthesis. CAS 3282-30-2, EC Number 221-921-6, chemical formula (CH₃)₃CCOCl., for synthesis

Synonym: 2,2-Dimethylpropionyl chloride, Trimethylacetyl chloride

  • CAS Number 3282-30-2

  • Linear Formula C₅H₉ClO

  • Molecular Weight 120.58 g/mol

  •  EC Number 221-921-6



Related Categories Biochemicals and Reagents More...
packaging   250 ml in Glass bottle (8012760250)
bp   105 °C (1013 hPa)
expl. lim.     1.9 - 7.4 %(V)
vapor pressure   39 hPa (20 °C)
density   0.98 g/cm3 (20 °C)
flash point   13 °C
autoignition temp.   455 °C
mp   -57 °C
LD 50 oral   LD50 Rat 1420 mg/kg
LD 50 dermal   LD50 Rabbit > 2010 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (morpholine method): ≥ 98.0 %
  Density (d 20 °C/ 4 °C): 0.979 - 0.982
  Identity (IR): passes test

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Safety Information

HS Code 
2915 90 70
Hazard Statement(s) 
H225: Highly flammable liquid and vapour.
H290: May be corrosive to metals.
H302: Harmful if swallowed.
H314: Causes severe skin burns and eye damage.
H330: Fatal if inhaled.
H335: May cause respiratory irritation.
H412: Harmful to aquatic life with long lasting effects.
Precautionary Statement(s) 
P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P273: Avoid release to the environment.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
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 + P235: Store in a well-ventilated place. Keep cool.
Storage class 
3 Flammable liquids
WGK 1 slightly water endangering
Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A.
Hazard Pictogram(s) 
GHS02  GHS02
Hazard Pictogram(s) 
GHS05  GHS05
Hazard Pictogram(s) 
GHS06  GHS06
Hazard Symbols 
Flammable  Flammable
Hazard Symbols 
Toxic  Toxic
Declaration (railroad and road) ADR, RID 
UN 2438 , 6.1 (3, 8), I
Declaration (transport by air) IATA-DGR 
UN 2438 , 6.1 (3, 8), I
Declaration (transport by sea) IMDG-Code 
UN 2438 , 6.1 (3, 8), I, Segregation Group: 1 (Acids)
Categories of danger 
highly flammable, toxic, corrosive
R Phrase 
R 11-22-23-34-37
Highly flammable.Harmful if swallowed.Toxic by inhalation.Causes burns.Irritating to respiratory system.
S Phrase 
S 16-26-36/37/39-45
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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