• USA Home
  • 8.41439 - 2,4-Dichlorophenyl isocyanate

8.41439 EMD Millipore

2,4-Dichlorophenyl isocyanate

2,4-Dichlorophenyl isocyanate for synthesis. CAS 2612-57-9, molar mass 188.01 g/mol., for synthesis

Synonym: Isocyanic acid 2,4-dichlorophenyl ester

  • CAS Number 2612-57-9

  • Linear Formula C₇H₃Cl₂NO

  • Molecular Weight 188.01 g/mol

  •  EC Number 220-040-4



Related Categories Biochemicals and Reagents More...
packaging   1 g in Glass bottle (8414390001)
bp   80 °C (1 hPa)
mp   58 - 61 °C
shipped in   ambient
storage temp.   Store at <= 20°C.
specifications   Assay (GC, area%): ≥ 97.0 % (a/a)
  Melting range (lower value): ≥ 58 °C
  Melting range (upper value): ≤ 61 °C
  Identity (IR): passes test

Price and Availability

Ask us for bulk and customization needs

My Chemicals
Safety & Documentation

Safety Information

HS Code 
2929 10 00
Hazard Statement(s) 
H301: Toxic if swallowed.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H332: Harmful if inhaled.
H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled.
H335: May cause respiratory irritation.
Precautionary Statement(s) 
P260: Do not breathe dust.
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.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Storage class 
6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK 3 highly 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) 
GHS06  GHS06
Hazard Pictogram(s) 
GHS08  GHS08
Hazard Symbols 
Toxic  Toxic
Declaration (railroad and road) ADR, RID 
UN 2250 , 6.1, II
Declaration (transport by air) IATA-DGR 
UN 2250 , 6.1, II
Declaration (transport by sea) IMDG-Code 
UN 2250 , 6.1, II
Categories of danger 
toxic, irritant, sensitizing
R Phrase 
R 20-25-36/37/38-42
Harmful by inhalation.Toxic if swallowed.Irritating to eyes, respiratory system and skin.May cause sensitisation by inhalation.
S Phrase 
S 22-26-37-45
Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Protocols & Articles
Related Products

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?