5124-30-1
Product Name:
Methylene-bis(4-cyclohexylisocyanate)
Formula:
C15H22N2O2
Synonyms:
HMDI;Hydrogenated MDI
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
Physical Description | 1,1-methylene bis(4-isocyanatocyclohexane) is a clear, colorless to light-yellow liquid. (NIOSH, 2022) |
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Color/Form | Clear, colorless to light-yellow liquid |
Melting Point | less than 14 °F (NIOSH, 2023) |
Flash Point | greater than 395 °F (NIOSH, 2023) |
Solubility | Reacts with water (NIOSH, 2023) |
Density | 1.07 at 77 °F (NIOSH, 2023) - Denser than water; will sink |
Vapor Pressure | 0.001 mmHg at 77 °F (NIOSH, 2023) |
Decomposition | When heated to decomposition it emits tocix fumes of /chlorine/. |
Polymerization | May slowly polymerize if heated above 122 °F. |
Refractive Index | Index of refraction = 1.4970 at 20 °C/D |
Other Experimental Properties | Incompatible with alcohols, amines, bases acids, organotin catalysts; may slowly polymerize if heated above 50 °C; combustible at or above 93.3 °C; freezing point = -10 °C |
Chemical Classes | Plastics & Rubber -> Diisocyanates |
SAFETY INFORMATION
Signal word | Danger |
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Pictogram(s) |
Skull and Crossbones Acute Toxicity GHS06 Health Hazard GHS08 |
GHS Hazard Statements |
H315:Skin corrosion/irritation H317:Sensitisation, Skin H319:Serious eye damage/eye irritation H331:Acute toxicity,inhalation H334:Sensitisation, respiratory H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
Molecular Weight | 262.35 g/mol |
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XLogP3 | 5.3 |
Hydrogen Bond Donor Count | 0 |
Hydrogen Bond Acceptor Count | 4 |
Rotatable Bond Count | 4 |
Exact Mass | 262.168127949 g/mol |
Monoisotopic Mass | 262.168127949 g/mol |
Topological Polar Surface Area | 58.9 Ų |
Heavy Atom Count | 19 |
Formal Charge | 0 |
Complexity | 332 |
Isotope Atom Count | 0 |
Defined Atom Stereocenter Count | 0 |
Undefined Atom Stereocenter Count | 0 |
Defined Bond Stereocenter Count | 0 |
Undefined Bond Stereocenter Count | 0 |
Covalently-Bonded Unit Count | 1 |
Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
1,1-methylene bis(4-isocyanatocyclohexane) is a clear, colorless to light-yellow liquid. (NIOSH, 2022)