240907

Trimethylphosphit

≥99%

• Synonym(e): P(OMe)₃, Phosphorigsäure-trimethylester, Trimethoxyphosphin
• Lineare Formel: (CH₃O)₃P
• CAS-Nummer: 121-45-9
• Molekulargewicht: 124.08
• Beilstein: 956570
• EG-Nummer: 204-471-5
• MDL-Nummer: MFCD00008350
• UNSPSC-Code: 12352108
• PubChem Substanz-ID: 24854442
• NACRES: NA.22

Eigenschaften

• Dampfdichte: 4.3 (vs air)
• Qualitätsniveau: 200
• Dampfdruck: 17 mmHg ( 20 °C)
• Assay: ≥99%
• Form: liquid
• Eignung der Reaktion: reagent type: ligand; reaction type: Heck Reaction; reagent type: ligand; reaction type: Suzuki-Miyaura Coupling
• Brechungsindex: n20/D 1.408 (lit.)
• bp: 111-112 °C (lit.)
• mp (Schmelzpunkt): −78 °C (lit.)
• Dichte: 1.052 g/mL at 25 °C (lit.)
• SMILES String: COP(OC)OC
• InChI: 1S/C3H9O3P/c1-4-7(5-2)6-3/h1-3H3
• InChIKey: CYTQBVOFDCPGCX-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Trimethyl phosphite is an organophosphorus compound commonly used as a polymerization catalyst, coating additive, and as an intermediate in the synthesis of flame retardants. In addition, it is also used as an activating reagent in amide formation.

Anwendung

Trimethyl phosphite can be used as a ligand in the synthesis of allyliridium phosphite complexes by direct reaction with allyliridium 1,5-cyclooctadiene complex.

Sicherheitshinweise

• Piktogramme: GHS02,GHS07
• Signalwort: Warning
• H-Sätze: H226,H302,H315,H319,H335
• P-Sätze: P210 - P233 - P240 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Gefahreneinstufungen: Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Zusätzliche Gefahrenhinweise: EUH014
• Lagerklassenschlüssel: 3 - Flammable liquids
• WGK: WGK 1
• Flammpunkt (°F): 82.4 °F - closed cup
• Flammpunkt (°C): 28 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter