79522

Phosphonoessigsäure-P,P-dimethyl-tert.-butylester

≥97.0% (GC)

• Synonym(e): Dimethylphosphonoessigsäure-tert.-butylester
• Lineare Formel: (CH₃O)₂P(O)CH₂COOC(CH₃)₃
• CAS-Nummer: 62327-21-3
• Molekulargewicht: 224.19
• Beilstein: 4861886
• MDL-Nummer: MFCD00042939
• UNSPSC-Code: 12352108
• PubChem Substanz-ID: 57652799
• NACRES: NA.22

Eigenschaften

• Assay: ≥97.0% (GC)
• Form: liquid
• Eignung der Reaktion: reaction type: C-C Bond Formation
• Brechungsindex: n20/D 1.434
• bp: 86-87 °C/0.02 mmHg (lit.)
• Dichte: 1.131 g/mL at 20 °C (lit.)
• SMILES String: COP(=O)(CC(=O)OC(C)(C)C)OC
• InChI: 1S/C8H17O5P/c1-8(2,3)13-7(9)6-14(10,11-4)12-5/h6H2,1-5H3
• InChIKey: SAZYDWOWLRDDRQ-UHFFFAOYSA-N

Beschreibung

Anwendung

Reactant for:

• Preparation of phosphonate terminated PPH dendrimers as anti-HIV-1 agents
• Preparation of monodehydro diketopiperazines from ketoacyl amino acid amides via acid-catalyzed cyclization
• Preparation of α,β-unsaturated esters for use in the guanidine-catalyzed oxa-Michael addition
• Preparation of myxopyronin B and desmethyl myxopyronin B analogs, with antibacterial activity and inhibitory activity against bacterial RNA polymerase
• Allylation and subsequent ring-closing metathesis in presence of Grubbs′ catalyst or intramolecular rhodium-catalyzed cyclopropanation reactions

Sonstige Hinweise

Horner-Wittig reagent giving preferentially (E)-α,β-unsat. esters which are mildly saponified with acid. Synthesis of derivatives by reductive alkylation

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H315,H319,H335
• P-Sätze: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 10 - Combustible liquids
• WGK: WGK 3
• Flammpunkt (°F): 230.0 °F - closed cup
• Flammpunkt (°C): 110.0 °C - closed cup
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type ABEK (EN14387) respirator filter