440027

3,3′-Dimethoxy-4,4′-biphenylendiisocyanat

85%, technical grade

• Lineare Formel: [-C₆H₃(OCH₃)NCO]₂
• CAS-Nummer: 91-93-0
• Molekulargewicht: 296.28
• MDL-Nummer: MFCD00013847
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24867559

Eigenschaften

• Qualität: technical grade
• Assay: 85%
• Verunreinigungen: <15% toluene
• mp (Schmelzpunkt): 112-116 °C (lit.)
• SMILES String: COc1cc(ccc1N=C=O)-c2ccc(N=C=O)c(OC)c2
• InChI: 1S/C16H12N2O4/c1-21-15-7-11(3-5-13(15)17-9-19)12-4-6-14(18-10-20)16(8-12)22-2/h3-8H,1-2H3
• InChIKey: QZWKEPYTBWZJJA-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

3,3′-Dimethoxy-4,4′-biphenylene diisocyanate is an aromatic diisocyanate. It participates as reagent for the curing of elastomers.

Anwendung

3,3′-Dimethoxy-4,4′-biphenylene diisocyanate may be used for the following studies:

• Preparation of azo urethane oligomers (PUs) by reaction with Disperse Red 19.
• Synthesis of microporous polyisocyanurate (PICU-A) material, via cyclotrimerization over an N-heterocyclic carbene (NHC) catalyst.
• Synthesis of series of maleimide-thiophene copolymers having pendent 2-hydroxyethyl and 6-hydroxyhexyl groups.

Sicherheitshinweise

• Piktogramme: GHS06,GHS08
• Signalwort: Danger
• H-Sätze: H301 + H311 + H331,H317,H334
• P-Sätze: P261 - P264 - P280 - P301 + P310 - P302 + P352 + P312 - P304 + P340 + P311
• Gefahreneinstufungen: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Resp. Sens. 1 - Skin Sens. 1
• Lagerklassenschlüssel: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• WGK: WGK 3
• Flammpunkt (°F): 170.6 °F - closed cup
• Flammpunkt (°C): 77 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges