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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
Molecular Weight:
348.37
MDL Number:
MFCD00009183
MOL File:
1099-45-2.mol
MSDS File:
SDS
Last updated:2024-11-20 11:41:24

Ethyl (triphenylphosphoranylidene)acetate Properties

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)
FDA UNII WX75SQL8ZF
EPA Substance Registry System Acetic acid, (triphenylphosphoranylidene)-, ethyl ester (1099-45-2)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS09,GHS06
Signal word  Danger
Hazard statements  H319-H411-H373-H300-H317
Precautionary statements  P264-P270-P301+P310-P321-P330-P405-P501-P264-P280-P305+P351+P338-P337+P313P-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501-P260-P314-P501
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
NFPA 704
1
0 0

Ethyl (triphenylphosphoranylidene)acetate price More Price(48)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich C5106 (Carbethoxymethylene)triphenylphosphorane 95% 1099-45-2 5g $32.6 2024-03-01 Buy
Sigma-Aldrich C5106 (Carbethoxymethylene)triphenylphosphorane 95% 1099-45-2 25g $138 2024-03-01 Buy
TCI Chemical T1944 Ethyl (Triphenylphosphoranylidene)acetate >98.0%(HPLC) 1099-45-2 25g $75 2024-03-01 Buy
TCI Chemical T1944 Ethyl (Triphenylphosphoranylidene)acetate >98.0%(HPLC) 1099-45-2 250g $482 2024-03-01 Buy
Alfa Aesar A12896 (Ethoxycarbonylmethylene)triphenylphosphorane, 98+% 1099-45-2 10g $29.65 2024-03-01 Buy
Product number Packaging Price Buy
C5106 5g $32.6 Buy
C5106 25g $138 Buy
T1944 25g $75 Buy
T1944 250g $482 Buy
A12896 10g $29.65 Buy

Ethyl (triphenylphosphoranylidene)acetate Chemical Properties,Uses,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.]

Global( 429)Suppliers
Supplier Tel Email Country ProdList Advantage
Henan Fengda Chemical Co., Ltd
+86-371-86557731 +86-13613820652 info@fdachem.com China 20287 58
Shanghai Daken Advanced Materials Co.,Ltd
+86-371-66670886 info@dakenam.com China 18777 58
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21634 55
ATK CHEMICAL COMPANY LIMITED
+undefined-21-51877795 ivan@atkchemical.com China 32957 60
career henan chemical co
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.GZ HONESTCHEM CO.,LTD
+86-15013270415 +86-15013270415 honestchemical@foxmail.com China 244 58
Hubei Jusheng Technology Co.,Ltd.
18871490254 linda@hubeijusheng.com CHINA 28172 58
Xiamen AmoyChem Co., Ltd
+86-86-5926051114 +8618959220845 sales@amoychem.com China 6383 58
Chongqing Chemdad Co., Ltd
+86-023-6139-8061 +86-86-13650506873 sales@chemdad.com China 39894 58
Alchem Pharmtech,Inc.
8485655694 sales@alchempharmtech.com United States 63687 58

View Lastest Price from Ethyl (triphenylphosphoranylidene)acetate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Ethyl (triphenylphosphoranylidene)acetate pictures 2024-11-22 Ethyl (triphenylphosphoranylidene)acetate
1099-45-2
US $0.00 / KG 1KG 98%min 30tons/month WUHAN FORTUNA CHEMICAL CO., LTD
Ethyl (triphenylphosphoranylidene) acetate pictures 2024-11-19 Ethyl (triphenylphosphoranylidene) acetate
1099-45-2
US $29.00 / g 98.43% 10g TargetMol Chemicals Inc.
(Carbethoxymethylene)triphenylphosphorane pictures 2024-10-23 (Carbethoxymethylene)triphenylphosphorane
1099-45-2
US $1.00 / g 300g 99.8% 20 TONS .GZ HONESTCHEM CO.,LTD
(triphenylphosphoranylidene)-aceticaciethylester ETHYL (TRIPHENYLPHOSPHORANYLIDEN)ACETATE ETHYL (TRIPHENYLPHOSPHORANYLIDENE)ACETATE ETHYL (TRIPHENYLPHOSPHORYLIDENE)ACETATE EMY 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+% Ethoxycarbonylmethylene-triphenylphosphorane for synthesis ethyl 2-(triphenyl-λ-phosphanylidene)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 (Carbethoxymethylene)triphenylphosphorane [Ethyl(triphenylphosphoranylidene)acetate] (CarbethoxymethyL ene)triphenyL 2-[methylene(diphenyl)phosphoranyl]benzoic acid ethyl ester Triphenylcarbethoxymethylenephosphorane (Carbethoxymethylene)triphenylphosphorane, 98%, for synthesis Ethyl (Triphenylphosphoranylidene)Acetate,>98% (Carbethoxymethylene)triphenylphosphorane,free of carbometho... ethyl 2-(triphenyl- (ETHOXYCARBONYLMETHYLENE)TRIPHENYLPHOSPHORANE (CARBOETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE (CARBETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE CEMTPP (triphenylphosphoranylidene)acetate Ethoxyformylmethylene triphenylphosphine (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