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8.40099 EMD Millipore

n-Butyl isocyanate

n-Butyl isocyanate for synthesis. CAS 111-36-4, molar mass 99.13 g/mol., for synthesis

Synonym: Isocyanic acid butyl ester

  • CAS Number 111-36-4

  • Linear Formula C₅H₉NO

  • Molecular Weight 99.13 g/mol

  •  EC Number 203-862-8

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Properties

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packaging   25 ml in Glass Bottle in Metal can (8400990025)
  250 ml in Glass bottle (8400990250)
bp   116 °C (1013 hPa)
expl. lim.     1.3 - 10 %(V)
vapor pressure   23 hPa (20 °C)
density   0.89 g/cm3 (20 °C)
flash point   19 °C
autoignition temp.   425 °C
mp   -75 °C
LD 50 oral   LD50 Rat 360 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 98.0 % (a/a)
  Density (d 20 °C/ 4 °C): 0.887 - 0.890
  Appearance of substance (visual): clear to light turbid
  Identity (IR): passes test

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Safety & Documentation

Safety Information

HS Code 
2929 10 00
Hazard Statement(s) 
H225: Highly flammable liquid and vapour.
H302 + H312: Harmful if swallowed or in contact with skin
H314: Causes severe skin burns and eye damage.
H330: Fatal if inhaled.
H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled.
EUH014: Reacts violently with water.
Precautionary Statement(s) 
P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P260: Do not breathe vapour.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
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.
P342 + P311: If experiencing respiratory symptoms: Call a POISON CENTER/doctor.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
P403 + P235: Store in a well-ventilated place. Keep cool.
RTECS 
NQ8250000
Storage class 
3 Flammable liquids
WGK 
WGK 1 slightly water endangering
Disposal 
11
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 Pictogram(s) 
GHS08  GHS08
Hazard Symbols 
Flammable  Flammable
Hazard Symbols 
Very toxic  Very toxic
Declaration (railroad and road) ADR, RID 
UN 2485 , 6.1 (3), I
Declaration (transport by air) IATA-DGR 
UN 2485 , 6.1 (3),
Declaration (transport by sea) IMDG-Code 
UN 2485 , 6.1 (3), I
Categories of danger 
highly flammable, very toxic, corrosive, sensitizing
R Phrase 
R 11-14-21/22-26-34-42
Highly flammable.Reacts violently with water.Harmful in contact with skin and if swallowed.Very toxic by inhalation.Causes burns.May cause sensitisation by inhalation.
S Phrase 
S 23-26-36/37/39-45
Do not breathe vapour.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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