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Safety Information

33490

Supelco

HMDI

analytical standard

Synonym(s):

4,4′-Methylene-bis(cyclohexyl isocyanate), 4,4′-Diisocyanato-methylenedicyclohexane, 4,4′-HMDI, Bis(4-isocyanatocyclohexyl)methane

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About This Item

Linear Formula:
CH2(C6H10NCO)2
CAS Number:
5124-30-1
Molecular Weight:
262.35
Beilstein:
2217800
EC Number:
225-863-2
MDL number:
MFCD00015405
UNSPSC Code:
41116107
PubChem Substance ID:
329754560
NACRES:
NA.24

grade

analytical standard

Quality Level

100

quality

mixture of isomers

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

environmental

format

neat

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

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General description

This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food.

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Pictograms

Skull and crossbonesHealth hazard
GHS06,GHS08

Signal Word

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 Code

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

Poisonous substance

FSL

Group 4: Flammable liquids
Type 3 petroleums
Hazardous rank III
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

33490-BULK-R:
33490-VAR-R:
33490-2ML-R:

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Certificates of Analysis (COA)

Lot/Batch Number
BCCM1391
BCCL3955
BCCL1543
BCCK8987
BCCJ9402

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Jeff C H Donovan et al.
Dermatitis : contact, atopic, occupational, drug, 20(4), 214-217 (2009-10-07)
Isocyanates are widely used in the manufacturing of rigid and flexible foams, fibers, and coatings such as paints, varnishes, and elastomers but are rarely reported as contact sensitizers. The aliphatic diisocyanate dicyclohexylmethane-4,4'-diisocyanate (DMDI) is known to be a strong cutaneous
J C Stadler et al.
Toxicology and applied pharmacology, 78(3), 445-450 (1985-05-01)
Groups of English smooth-haired guinea pigs and BALB/cBy mice were exposed to dicyclohexylmethane-4,4'-diisocyanate (HMDI) and picryl chloride (PiCl) by topical exposure. Guinea pigs were challenged 7 days later by patch testing and responses graded at 24 hr. Application of high
Selvaraj Nagarajan et al.
Journal of biomedical materials research. Part A, 99(3), 410-417 (2011-10-25)
Urethane polymers (PU) have been prepared from low-molecular weight polylactic acid (PLA) and hexamethylene diisocyanate (HMDI) using polydimethylsiloxane (PDMS) as a chain extender. These formed the supporting polymeric matrix of curcumin-containing PU membranes which were prepared using a solvent evaporation
J C Hope et al.
Immunology, 83(2), 250-255 (1994-10-01)
Skin sensitization with chemical allergens is associated with the activation and proliferation of lymphocytes in lymph nodes draining the site of exposure. As lymphocyte activation is regulated by the action of cytokines, we have investigated the nature and kinetics of
Sanjay Gandhi et al.
American journal of obstetrics and gynecology, 192(5), 1643-1648 (2005-05-20)
The purpose of this study was to examine the histopathologic changes of HMDI (Hexamethylene di-isocyanate) cross-linked porcine dermis grafts used for suburethral sling surgery. Twelve patients underwent reoperation with graft removal for urinary retention or recurrent stress urinary incontinence after
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