2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)-

2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)- Struktur
452339-73-0
CAS-Nr.
452339-73-0
Englisch Name:
2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)-
Synonyma:
(5R)-5-(2,2-DiMethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one;(R)-5-(2,2-DIMETHYL-4H-BENZO[D][1,3]DIOXIN-6-YL)OXAZOLIDIN-2-ONE;BNKY020-VT04;Vilanterol internate 1;Vilanterol Impurity 29;Vilanterol Impurity 74;(5R)-2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl);(5R)-2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-y...;(R)-5-(2,2-Dimethyl-4H-benzo[d][1,3]dioxin-6-yl)-2-oxazolidinone;(R)-5-(2,2-Dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one
CBNumber:
CB12563399
Summenformel:
C13H15NO4
Molgewicht:
249.26
MOL-Datei:
452339-73-0.mol

2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)- Eigenschaften

Schmelzpunkt:
160 - 163°C
Siedepunkt:
489.6±45.0 °C(Predicted)
Dichte
1.223±0.06 g/cm3(Predicted)
storage temp. 
Inert atmosphere,Store in freezer, under -20°C
Löslichkeit
Chloroform (Sparingly), Methanol (Slightly)
pka
12.29±0.40(Predicted)
Aggregatzustand
Solid
Farbe
White to Off-White
Sicherheit
  • Risiko- und Sicherheitserklärung
  • Gefahreninformationscode (GHS)
Bildanzeige (GHS) GHS hazard pictograms
Alarmwort Warnung
Gefahrenhinweise
Code Gefahrenhinweise Gefahrenklasse Abteilung Alarmwort Symbol P-Code
H302 Gesundheitsschädlich bei Verschlucken. Akute Toxizität oral Kategorie 4 Warnung GHS hazard pictogramssrc="/GHS07.jpg" width="20" height="20" /> P264, P270, P301+P312, P330, P501
H315 Verursacht Hautreizungen. Hautreizung Kategorie 2 Warnung GHS hazard pictogramssrc="/GHS07.jpg" width="20" height="20" /> P264, P280, P302+P352, P321,P332+P313, P362
H319 Verursacht schwere Augenreizung. Schwere Augenreizung Kategorie 2 Warnung GHS hazard pictogramssrc="/GHS07.jpg" width="20" height="20" /> P264, P280, P305+P351+P338,P337+P313P
H335 Kann die Atemwege reizen. Spezifische Zielorgan-Toxizität (einmalige Exposition) Kategorie 3 (Atemwegsreizung) Warnung GHS hazard pictogramssrc="/GHS07.jpg" width="20" height="20" />
Sicherheit
P261 Einatmen von Staub vermeiden.
P305+P351+P338 BEI KONTAKT MIT DEN AUGEN: Einige Minuten lang behutsam mit Wasser spülen. Eventuell vorhandene Kontaktlinsen nach Möglichkeit entfernen. Weiter spülen.

2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)- Chemische Eigenschaften,Einsatz,Produktion Methoden

Verwenden

(5R)-5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-2-Oxazolidinone (2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)-) is a reagent applied in the preparation of alkyl-linked di-phenyl aminoalcohols as long-acting β2 adrenergic receptor agonist. It is used as an antedrug.

Synthese

(R)-2-amino-1-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)ethan-1-ol (29.8g, 134.0mmol, 1.0eq.) and tetrahydrofuran (300mL) were added to the reaction flask under nitrogen protection, the reaction solution was heated to 40-60°C, and N, N'- Carbonyldiimidazole (22.7 g, 140.0 mmol, 1.05 eq.).After the addition, the reaction solution was kept at a temperature of 40-60° C. and stirred until the raw material reaction was completed. After the reaction, the solution was cooled to 15-30° C., and water (400 mL) was added. Then, the mixture was continuously cooled to 0-10°C and kept stirring. The precipitated solid was filtered, and the filter cake was washed with water. The filter cake was collected and dried under reduced pressure to obtain 2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)- (30 g, 120.4 mmol, 89.9% yield).
2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)-

2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)- Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte


2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)- Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

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452339-73-0()Verwandte Suche:


  • 2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)-
  • (5R)-2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)
  • (R)-5-(2,2-Dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one
  • BNKY020-VT04
  • Vilanterol Impurity 29
  • Vilanterol internate 1
  • (5R)-2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-y...
  • TIANFU CHEM 2-Oxazolidinone, 5-(2,2-diMethyl-4H-1,3-benzodioxin-6-yl)-, (5R)-
  • (5R)-5-(2,2-DiMethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one
  • (R)-5-(2,2-DIMETHYL-4H-BENZO[D][1,3]DIOXIN-6-YL)OXAZOLIDIN-2-ONE
  • (R)-5-(2,2-demethyl-4H-benzo[d] [1,3] dioxin -6-yl)oxazolidin-2-one
  • Vilanterol Impurity 74
  • (5R) -5- (2,2-dimethyl-4H-1,3-benzodioxane-6-yl) -1,3-oxazolidine-2-one
  • (R)-5-(2,2-Dimethyl-4H-benzo[d][1,3]dioxin-6-yl)-2-oxazolidinone
  • 452339-73-0
  • Intermediate
  • 452339-73-0
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