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5124-30-1

5124-30-1 structural image
Product Name: Methylene-bis(4-cyclohexylisocyanate)
Formula: C15H22N2O2
Synonyms: HMDI;Hydrogenated MDI
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description 1,1-methylene bis(4-isocyanatocyclohexane) is a clear, colorless to light-yellow liquid. (NIOSH, 2022)
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
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
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)