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

A common Wittig reagent. A cholinesterase inhibitor.

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.

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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Ethyl (triphenylphosphoranylidene)acetate Suppliers

Austria 2 Belgium 2 Canada 3 China 287 Europe 1 France 3 Germany 13 India 40 Italy 1 Japan 7 Poland 2 South Korea 1 Switzerland 2 The Netherlands 1 United Kingdom 16 United States 47 Global 429

Zepeptide Biotechnology (Shijiazhuang) Co., LTD

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INTATRADE GmbH

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Alfa Aesar

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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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(triphenylphosphoranylidene)-aceticaciethylester

(ETHOXYCARBONYLMETHYLENE)TRIPHENYLPHOSPHORANE

ETHYL (TRIPHENYLPHOSPHORANYLIDEN)ACETATE

ETHYL (TRIPHENYLPHOSPHORANYLIDENE)ACETATE

ETHYL (TRIPHENYLPHOSPHORYLIDENE)ACETATE

EMY

(CARBOETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE

(CARBETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE

AURORA KA-1176

(TRIPHENYLPHOSPHORANYLIDENE)ACETIC ACID ETHYL ESTER

(Carbethoxymethylene)triphenylphosphorane,free of carbomethoxymethylene-analogue

(Carbethoxymethylene)triphenylphosphorane~(Carboethoxymethylene)triphenylphosphorane~Ethyl (triphenylphosphoranylidene)acetate

(ETHOXYCARBONYLMETHYLENE)TRIPHENYLPHOSPHORANE, 98+%

Carbethoxymethylene triphenylphosphorane, 98+%

CEMTPP

Ethoxycarbonylmethylene-triphenylphosphorane for synthesis

ethyl 2-(triphenyl-λ-phosphanylidene)acetate

(Carbethoxymethylene)triphenylphosphorane [Ethyl(triphenylphosphoranylidene)acetate]

(triphenylphosphoranylidene)acetate

ACETICACID,(TRIPHENYLPHOSPHORANYLIDENE)-,ETHYLESTER

(TRIPHENYL-LAMBDA*5*-PHOSPHANYLIDENE)-ACETIC ACID ETHYL ESTER

(CARBETHOXYMETHYLENE)-TRIPHENY PHOSPHOSPHORANE

(2-Ethoxy-2-oxoethylidene)triphenylphosphorane

2-(Triphenylphosphoranylidene)acetic Acid Ethyl Ester

NSC 72406

Ethyl 2-tri(phenyl)phosphoranylideneacetate

(2-Oxo-2-ethoxyethylidene)triphenylphosphorane

(Ethoxycarbonylmethylene)triphenylphosphorane, Ethyl (triphenylphosphoranylidene)acetate

(CarbethoxyMethylene)triphenylphosphorane, 98+% 25GR

Acetic acid, 2-(triphenylphosphoranylidene)-, ethyl ester

(Carbethoxymethylene)triphenylphosphorane (Ethoxycarbonylmethylene)triphenylphosphorane (Triphenylphosphoranylidene)acetic Acid Ethyl Ester

(Carbethoxymethylene)triphenylphosphorane≥ 98% (HPLC)

(CarbethoxyMethylene)triphenylphosphorane 95%

(CarbethoxyMethylene)triphenylphosphorane, 95+%

Ethyl (triphenylphosphoranylidene)acetate-22

(CarbethoxymethyL

ene)triphenyL

2-[methylene(diphenyl)phosphoranyl]benzoic acid ethyl ester

Triphenylcarbethoxymethylenephosphorane

Ethoxyformylmethylene triphenylphosphine

(Carbethoxymethylene)triphenylphosphorane, 98%, for synthesis

Ethyl (Triphenylphosphoranylidene)Acetate,>98%

(Carbethoxymethylene)triphenylphosphorane,free of carbometho...

ethyl 2-(triphenyl-

(Carbethoxymethylene)triphenylphosph

1099-45-2

CH3CH2O2CCHPC6H53

C6H53PCHCO2CH2CH3

C6H53PCHCOOCH2CH3

C22H21O2P

Wittig Reagents

Synthetic Reagents

Olefination

Horner-Wadsworth-Emmons Reagents

Wittig Reaction

Wittig & Horner-Emmons Reaction

C-C Bond Formation

Synthetic Organic Chemistry