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8.08264 EMD Millipore

Toluylene diisocyanate

Toluylene diisocyanate (mixture of isomeres) for synthesis. CAS No. 26471-62-5, EC Number 247-722-4., (mixture of isomeres) for synthesis

Synonym: 4-Methyl-m-phenylene diisocyanate, TDI

  • CAS Number 26471-62-5

  • Linear Formula C₉H₆N₂O₂

  • Molecular Weight 174.16 g/mol

  •  EC Number 247-722-4

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Properties

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packaging   100 ml in Glass bottle (8082640100)
  2.5 l in Glass btl. pl.coat. (8082642500)
  25 kg in Barrel PE/met (8082649025)
bp   247 °C (1013 hPa)
expl. lim.     0.9 - 9.5 %(V)
vapor pressure   0.03 hPa (20 °C)
density   1.22 g/cm3 (20 °C)
flash point   132 °C
autoignition temp.   620 °C
mp   12 - 14 °C
LD 50 oral   LD50 Rat 4130 mg/kg
LD 50 dermal   LD50 Rabbit > 12200 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay isomers (GC, area%): ≥ 98.0 % (a/a)
  Assay Toluylene-2,6-diisocyanate (NMR): 10.0 - 30.0 % (a/a)
  Assay Toluylene-2,4-diisocyanate (NMR): 70.0 - 90.0 % (a/a)
  Density (d 20 °C/ 4 °C): 1.218 - 1.220
  Identity (IR): passes test
  Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

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Safety & Documentation

Safety Information

HS Code 
2929 10 00
Hazard Statement(s) 
H315: Causes skin irritation.
H317: May cause an allergic skin reaction.
H319: Causes serious eye irritation.
H330: Fatal if inhaled.
H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled.
H335: May cause respiratory irritation.
H351: Suspected of causing cancer.
H412: Harmful to aquatic life with long lasting effects.
Precautionary Statement(s) 
P260: Do not breathe vapour.
P273: Avoid release to the environment.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P281: Use personal protective equipment as required.
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.
RTECS 
NQ9490000
Storage class 
6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK 
WGK 2 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) 
GHS06  GHS06
Hazard Pictogram(s) 
GHS08  GHS08
Hazard Symbols 
Very toxic  Very toxic
Declaration (railroad and road) ADR, RID 
UN 2078 , 6.1, II
Declaration (transport by air) IATA-DGR 
UN 2078 , 6.1, II
Declaration (transport by sea) IMDG-Code 
UN 2078 , 6.1, II
Categories of danger 
very toxic, irritant, carcinogenic, sensitizing, dangerous for the environment
R Phrase 
R 26-36/37/38-40-42/43-52/53
Very toxic by inhalation.Irritating to eyes, respiratory system and skin.Limited evidence of a carcinogenic effect.May cause sensitisation by inhalation and skin contact.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase 
S 23-36/37-45-61
Do not breathe vapour.Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).Avoid release to the environment. Refer to special instructions/ Safety data sheets.
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