ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE

CAS No.：13148-05-5

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
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ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE Basic information

Product Name:	ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE
Synonyms:	[3-(Ethoxycarbonyl)-2-oxopropylidene]triphenylphosphorane, 98 %;ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE;[3-(ETHOXYCARBONYL)-2-OXOPROPYLIDENE]TRIPHENYLPHOSPHORANE;Ethyl 3-oxo-4-(triphenylphosphoranylidene)butanoate;Ethyl 3-oxo-4-(triphenylphosphoranylidene)butyrate, [3-(Ethoxycarbonyl)-2-oxopropylidene]triphenylphosphorane;3-Oxo-4-(triphenylphosphoranylidene)butanoic Acid Ethyl Ester;4-(Triphenylphosphoranylidene)acetoacetic Acid Ethyl Ester;Ethyl 3-oxo-4-(triphenylphosphoranylidene)butyrate,97%
CAS:	13148-05-5
MF:	C24H23O3P
MW:	390.41
EINECS:
Product Categories:	Wittig Reagents;Miscellaneous Reagents;C-C Bond Formation;Olefination
Mol File:	13148-05-5.mol

ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE Chemical Properties

Melting point	101-106 °C
Boiling point	544.0±52.0 °C(Predicted)
density	1.18±0.1 g/cm3(Predicted)
storage temp.	-20°C Freezer
solubility	Acetone, Dichloromethane, Methanol
form	solid
color	Off-White to Pale Yellow
Stability:	Moisture Sensitive

Safety Information

Safety Statements	24/25
WGK Germany	3
HS Code	29319090

MSDS Information

Provider	Language
SigmaAldrich	English
ACROS	English

ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE Usage And Synthesis

Chemical Properties	Off-White Powder
Uses	Ethyl 3-oxo-4-(triphenylphosphoranylidene)butyrate can be a useful synthetic intermediate in the production of antibiotics.
Uses	Can be coupled with glyoxals in a one-step route to 4-hydroxycyclopentanones. Also used to prepare 2H-pyran-2-ones from oxazolones.

ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE Preparation Products And Raw materials

Preparation Products

5-Methyl-1-phenyl-1H-[1, 2, 3]triazole-4-carboxylic acid

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