33428

4,4′-MDI

analytical standard

• Synonyme(s) : 4,4′-Methylenebis(phenyl isocyanate), 4,4′-Diphenylmethane diisocyanate, 4,4′-Methylenediphenyl diisocyanate, 4,4′-MDI, Bis(4-isocyanatophenyl)methane
• Formule linéaire : CH₂(C₆H₄NCO)₂
• Numéro CAS: 101-68-8
• Poids moléculaire : 250.25
• Numéro Beilstein : 797662
• Numéro CE : 202-966-0
• Numéro MDL: MFCD00036131
• Code UNSPSC : 41116107
• ID de substance PubChem : 329754540
• Nomenclature NACRES : NA.24

Propriétés

• Qualité: analytical standard
• Niveau de qualité: 100
• Durée de conservation: limited shelf life, expiry date on the label
• Technique(s): HPLC: suitable; gas chromatography (GC): suitable
• Point d'ébullition: 200 °C/5 mmHg (lit.)
• Pf: 42-45 °C (lit.)
• Densité: 1.18 g/mL at 25 °C (lit.)
• Application(s): environmental
• Format: neat
• Température de stockage: −20°C
• Chaîne SMILES: O=C=Nc1ccc(Cc2ccc(cc2)N=C=O)cc1
• InChI: 1S/C15H10N2O2/c18-10-16-14-5-1-12(2-6-14)9-13-3-7-15(8-4-13)17-11-19/h1-8H,9H2
• Clé InChI: UPMLOUAZCHDJJD-UHFFFAOYSA-N

Description

Description générale

4,4′-MDI can be extensively used to make urethane elastomers and urethane coatings.

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

Application

4,4′-MDI may be used as an analytical standard for the determination of the analyte in wastewater and air samples, and human biological samples by various chromatographic techniques.

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

Informations sur la sécurité

• Pictogrammes: GHS08,GHS07
• Mention d'avertissement: Danger
• Mentions de danger: H315,H317,H319,H332,H334,H335,H351,H373
• Conseils de prudence: P202 - P260 - P280 - P302 + P352 - P305 + P351 + P338 - P308 + P313
• Classification des risques: Acute Tox. 4 Inhalation - Carc. 2 - Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 2 Inhalation - STOT SE 3
• Organes cibles: Respiratory system
• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): 411.8 °F - closed cup
• Point d'éclair (°C): 211 °C - closed cup
• Équipement de protection individuelle: dust mask type N95 (US), Eyeshields, Faceshields, Gloves