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LC2996 Hexamethylene diisocyanate

for synthesis


Order number Packaging Quantity Price €
AC29996 Glass bottle 250 ml 20.70
AC29996 Glass bottle 1 L 71.10


Product information
Synonyms 1,6-Diisocyanatohexane
Hill Formula C8H12N2O2
Chemical formula OCN(CH2)6NCO
HS Code 2929 10 00
EC number 212-485-8
Molar mass 168.2 g/mol
EC index number 615-011-00-1
CAS number 822-06-0


Chemical and physical data
Ignition temperature 454 °C DIN 51794
Solubility (20 °C) (decomposition)
Melting point -67 °C
Molar mass 168.2 g/mol
Density 1.05 g/cm3 (25 °C)
Boiling point 255 °C (1013 hPa)
Vapor pressure 0.007 hPa (20 °C)
Explosion limit 0.9 – 9.5 %(V)
Flash point 130 °C DIN 51755 Part 1
Viscosity kinematic 1.4525 (20 °C, 589 nm)


Safety information
R Phrase R 23-36/37/38-42/43
Toxic by inhalation.Irritating to eyes, respiratory system and skin.May cause sensitization by inhalation and skin contact.
S Phrase S 26-28-38-45
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.After contact with skin, wash immediately with plenty of water.In case of insufficient ventilation, wear suitable respiratory equipment.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger toxic, irritant, sensitizing
Hazard Symbol Toxic
Storage class

6.1A Combustible substances, toxic


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.


Transport information
Declaration (transport by sea) IMDG-Code UN 2281 HEXAMETHYLENE DIISOCYANATE, 6.1, II
Declaration (transport by air) IATA-DGR UN 2281 HEXAMETHYLENE DIISOCYANATE, 6.1, II


Toxicological data
LD 50 oral LD50 rat 746 mg/kg
LD 50 dermal LD50 rabbit 570 mg/kg


Assay (GC, area%) ≥ 99 %
Density (d 20 °C/ 4 °C) 1.046 – 1.047
Identity (IR) passes test


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