Molecular Structure of 1,1,3,3-Tetramethylbutyl isocyanate (CAS No.1611-57-0):
 
Molecular Formula: C₉H₁₇NO
Molecular Weight: 155.23738
CAS No: 1611-57-0
IUPAC Name: 2-Isocyanato-2,4,4-trimethylpentane 
H bond acceptors: 2
H bond donors: 0
Freely Rotating Bonds: 3
Polar Surface Area: 29.43 Å²
Index of Refraction: 1.431
Molar Refractivity: 48.06 cm³
Molar Volume: 185.6 cm³
Surface Tension: 26 dyne/cm
Density: 0.83 g/cm³
Flash Point: 62.6 °C
Enthalpy of Vaporization: 41.93 kJ/mol
Boiling Point: 183 °C at 760 mmHg
Vapour Pressure: 0.787 mmHg at 25°C
InChI: InChI=1/C₉H₁₇NO/c1-8(2,3)6-9(4,5)10-7-11/h6H2,1-5H3
InChIKey: XOHBENIMDRFUIH-UHFFFAOYAT
Std. InChI: InChI=1S/C₉H₁₇NO/c1-8(2,3)6-9(4,5)10-7-11/h6H2,1-5H3
Std. InChIKey: XOHBENIMDRFUIH-UHFFFAOYSA-N

Hazard Codes:Xn
Risk Statements:10-20/21/22-36/37/38
R10:Flammable. 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements:6-23-26-36/37/39
S6:Keep under ... (there follows the name of an inert gas). 
S23:Do not breathe vapour. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
RIDADR:UN 3080 6.1/PG 2
WGK Germany:3
HazardClass:6.1
PackingGroup:II

   1,1,3,3-Tetramethylbutyl isocyanate (CAS No.1611-57-0), its synonyms are Tert-octyl isocyanate ; 1,1,3,3-Tetramethylbutyl isocyanate ; 2,4,4-Ttrimethyl-2-pentyl isocyanate ; 2-Isocyanato-2,4,4-trimethylpentane