388386
4,4′-Methylenebis(cyclohexyl isocyanate), mixture of isomers
90%
Synonym(s):
HMDI, Hydrogenated MDI
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About This Item
Linear Formula:
CH2(C6H10NCO)2
CAS Number:
Molecular Weight:
262.35
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12162002
EC Number:
225-863-2
MDL number:
Quality Segment
assay
90%
form
liquid
refractive index
n
mp
26 °C (lit.)
density
1.066 g/mL at 25 °C (lit.)
SMILES string
O=C=NC1CCC(CC1)CC2CCC(CC2)N=C=O
InChI
1S/C15H22N2O2/c18-10-16-14-5-1-12(2-6-14)9-13-3-7-15(8-4-13)17-11-19/h12-15H,1-9H2
InChI key
KORSJDCBLAPZEQ-UHFFFAOYSA-N
General description
4,4′-Methylenebis(cyclohexyl isocyanate), mixture of isomers (HMDI) is an aromatic diisocyanate with good mechanical properties. It is light stable and is resistant to hydrolysis. It is majorly used in the synthesis of polyurethane.
Application
HMDI forms NCO linkages which can be used in the synthesis of polyurethanes for a variety of biomedical applications.
signalword
Danger
Hazard Classifications
Acute Tox. 2 Inhalation - Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
target_organs
Respiratory system
Storage Class
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 1
flash_point_f
235.4 °F - closed cup
flash_point_c
113 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
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