Description
ChemicalBook > CAS DataBase List > Ethyl (triphenylphosphoranylidene)acetate

Ethyl (triphenylphosphoranylidene)acetate

Description
Product Name
Ethyl (triphenylphosphoranylidene)acetate
CAS No.
1099-45-2
Chemical Name
Ethyl (triphenylphosphoranylidene)acetate
Synonyms
(CARBETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE;CEMTPP;(triphenylphosphoranylidene)acetate;(ETHOXYCARBONYLMETHYLENE)TRIPHENYLPHOSPHORANE;Ethoxyformylmethylene triphenylphosphine;(CARBOETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE;EMY;NSC 72406;ene)triphenyL;AURORA KA-1176
CBNumber
CB5290828
Molecular Formula
C22H21O2P
Formula Weight
348.37
MOL File
1099-45-2.mol
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Ethyl (triphenylphosphoranylidene)acetate Property

Melting point:
128-130 °C (lit.)
Boiling point:
490.4±28.0 °C(Predicted)
Density 
1.086 g/cm3
storage temp. 
2-8°C
solubility 
Chloroform, THF
form 
Powder
color 
White to light yellow
Water Solubility 
Insoluble
Sensitive 
Air Sensitive
BRN 
754639
InChIKey
IIHPVYJPDKJYOU-UHFFFAOYSA-N
CAS DataBase Reference
1099-45-2(CAS DataBase Reference)
EPA Substance Registry System
Acetic acid, (triphenylphosphoranylidene)-, ethyl ester (1099-45-2)
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Safety

Hazard Codes 
T,Xi,Xn
Risk Statements 
36/37/38-25-20/21/22
Safety Statements 
22-24/25-45-37/39-26-36
RIDADR 
UN2811
WGK Germany 
3
Hazard Note 
Irritant
TSCA 
Yes
HS Code 
29310095
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H300Fatal if swallowed

H317May cause an allergic skin reaction

H319Causes serious eye irritation

H373May cause damage to organs through prolonged or repeated exposure

H411Toxic to aquatic life with long lasting effects

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P272Contaminated work clothing should not be allowed out of the workplace.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P314Get medical advice/attention if you feel unwell.

P321Specific treatment (see … on this label).

P330Rinse mouth.

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

P363Wash contaminated clothing before reuse.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
C5106
Product name
(Carbethoxymethylene)triphenylphosphorane
Purity
95%
Packaging
5g
Price
$32.6
Updated
2024/03/01
Sigma-Aldrich
Product number
C5106
Product name
(Carbethoxymethylene)triphenylphosphorane
Purity
95%
Packaging
25g
Price
$138
Updated
2024/03/01
TCI Chemical
Product number
T1944
Product name
Ethyl (Triphenylphosphoranylidene)acetate
Purity
>98.0%(HPLC)
Packaging
25g
Price
$75
Updated
2024/03/01
TCI Chemical
Product number
T1944
Product name
Ethyl (Triphenylphosphoranylidene)acetate
Purity
>98.0%(HPLC)
Packaging
250g
Price
$482
Updated
2024/03/01
Alfa Aesar
Product number
A12896
Product name
(Ethoxycarbonylmethylene)triphenylphosphorane, 98+%
Packaging
10g
Price
$29.65
Updated
2024/03/01
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Ethyl (triphenylphosphoranylidene)acetate Chemical Properties,Usage,Production

Description

Ethyl (triphenylphosphoranylidene)acetate is a common Wittig reagent in organic synthesis as well as a cholinesterase inhibitor that inhibits both AChE and BChE. It is used in the preparation of indole from o-nitrobenzaldehydes, coumarins from o-hydroxy acetophenone.

Chemical Properties

Off-White Solid

Uses

(Ethoxycarbonylmethylene)triphenylphosphoran is used as a Wittig reagent in organic synthesis. It is used in the preparation of indole from o-nitrobenzaldehydes, coumarins from o-hydroxy acetophenone. It acts as an inhibitor and inhibits the activity of cholinesterase.

Uses

A common Wittig reagent. A cholinesterase inhibitor.

reaction suitability

reaction type: C-C Bond Formation

Purification Methods

Crystallise it by dissolving it in AcOH and adding pet ether (b 40-50o) to give colourless plates. UV (A 1% ): 222nm (865) and 268nm (116) [Isler et max 1mm al. Helv Chim Acta 40 1242 1957]. [Beilstein 16 IV 977.]

Ethyl (triphenylphosphoranylidene)acetate Preparation Products And Raw materials

Raw materials

Preparation Products

8-HYDROXY-7-METHOXYCOUMARIN Scopoletin 2-Oxo-(2H)-furo(2,3-h)-1-benzopyran
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View Lastest Price from Ethyl (triphenylphosphoranylidene)acetate manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD
Product
Ethyl (triphenylphosphoranylidene)acetate 1099-45-2
Price
US $0.00/KG
Min. Order
1KG
Purity
98%min
Supply Ability
30tons/month
Release date
2023-02-23
.GZ HONESTCHEM CO.,LTD
Product
(Carbethoxymethylene)triphenylphosphorane 1099-45-2
Price
US $1.00/g
Min. Order
300g
Purity
99.8%
Supply Ability
20 TONS
Release date
2021-07-05
Shaanxi Dideu Medichem Co. Ltd
Product
Ethyl (triphenylphosphoranylidene)acetate 1099-45-2
Price
US $1.00-0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
20 Tons
Release date
2020-01-14

1099-45-2, Ethyl (triphenylphosphoranylidene)acetateRelated Search:

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  • CH3CH2O2CCHPC6H53
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