Search
Búsqueda por elementos
Búsqueda por estructura
Thermo Scientific Chemicals
(Formilmetilen)trifenilfosforano, 97 %, puede contener hasta un 3% de agua, Thermo Scientific Chemicals
CAS: 2136-75-6 | C20H17OP | 304.329 g/mol
Have Questions?
Cambiar vista
Número de catálogo A11709.09
también denominado A11709-09
Precio (EUR)
92,50
Each
Cantidad:
10 g
Precio (EUR)
92,50
Each
Identificadores químicos
CAS2136-75-6
IUPAC Name2-(triphenyl-λ⁵-phosphanylidene)acetaldehyde
Molecular FormulaC20H17OP
InChI KeyCQCAYWAIRTVXIY-UHFFFAOYSA-N
SMILESO=CC=P(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1
Ver más
Especificaciones
Hoja de especificaciones
Hoja de especificacionesIdentification (FTIR)Conforms
Appearance (Color)Cream to pink or orange to brown
Water Content (Karl Fischer Titration)≤4.0%
Assay (Non-aqueous acid-base Titration)≥96.0 to ≤104.0% (dry wt. basis)
FormPowder
(Formylmethylene)triphenylphosphorane is used as Wittig reagent. It is also used as Pharmaceutical Intermediates. It is employed as raw material in organic Synthesis, Agrochemicals.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Aplicaciones
El (formilmetilen)trifenilfosforano se utiliza como reactivo de Wittig. También se utiliza como intermedio farmacéutico. Se emplea como materia prima en la síntesis orgánica y los agroquímicos.
Solubilidad
Soluble en cloroformo y metanol.
Notas
Sensible al aire. Almacenar a - 20 °C. Incompatible con agentes oxidantes fuertes.
El (formilmetilen)trifenilfosforano se utiliza como reactivo de Wittig. También se utiliza como intermedio farmacéutico. Se emplea como materia prima en la síntesis orgánica y los agroquímicos.
Solubilidad
Soluble en cloroformo y metanol.
Notas
Sensible al aire. Almacenar a - 20 °C. Incompatible con agentes oxidantes fuertes.
RUO – Research Use Only
General References:
- Kenji Kumazawa; Yoshiyuki Wada and Hideki Masuda. Characterization of Epoxydecenal Isomers as Potent Odorants in Black Tea (Dimbula) Infusion.J. Agric. Food Chem. 2006, 54 (13), 4795-4801.
- Zh. A. Krasnaya; S. A. Burova; V. S. Bogdanov; Yu. V. Smirnova. Synthesis of δ-hetaryl-α,α-dicarbonylalkadienes and a study of their isomerization.Chemistry of Heterocyclic Compounds. 1997, 33 410-422.
- Stable ylide, which undergoes Wittig olefination with aldehydes, but not usually with ketones, to give enals: J. Chem. Soc., 1266 (1961); Angew. Chem. Int. Ed., 14, 486 (1975); Tetrahedron Lett., 3071 (1977). See Appendix 1. Reaction with aldehydes generally gives the thermodynamically more stable (E)-enal. Thus glyoxal gives trans,trans-muconic dialdehyde [(E),(E)-2,4-hexadienal]: Chem. Ber., 107, 710 (1974). The following sequence leads to (Z)-enals: Chem. Ber., 115, 161 (1982):
- Wittig reaction followed by reduction with DIBAL-H has been used as a route to allylic alcohols. See, e.g.: J. Org. Chem., 47, 1373 (1982).