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ChemicalBook >> CAS DataBase List >> Methyl (triphenylphosphoranylidene)acetate

Methyl (triphenylphosphoranylidene)acetate

Methyl (triphenylphosphoranylidene)acetate price.
  • $5 - $5058.9
  • Product name: Methyl (triphenylphosphoranylidene)acetate
  • CAS: 2605-67-6
  • MF: C21H19O2P
  • MW: 334.35
  • EINECS:220-018-4
  • MDL Number:MFCD00008455
  • Synonyms:(TRIPHENYLPHOSPHORANYLIDENE)ACETIC ACID METHYL ESTER;AURORA KA-874;(CARBOMETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE;(METHOXYCARBONYLMETHYLENE)TRIPHENYLPHOSPHORANE;METHYL (TRIPHENYLPHOSPHORANYLIDENE)ACETATE;(2-METHOXY-2-OXOETHYLIDENE)TRIPHENYLPHOSPHORANE;ACETIC ACID, (TRIPHENYLPHOSPHORANYLIDENE)-, METHYL ESTER;Triphenylphosphinideneacetic acid methyl ester
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  • Manufactureraablocks
  • Product numberAA003RGK
  • Product descriptionMethyl 2-(triphenylphosphoranylidene)acetate 98%
  • Packaging10g
  • Price$5
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003RGK
  • Product descriptionMethyl 2-(triphenylphosphoranylidene)acetate 98%
  • Packaging25g
  • Price$7
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003RGK
  • Product descriptionMethyl 2-(triphenylphosphoranylidene)acetate 98%
  • Packaging50g
  • Price$11
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003RGK
  • Product descriptionMethyl 2-(triphenylphosphoranylidene)acetate 98%
  • Packaging100g
  • Price$17
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003RGK
  • Product descriptionMethyl 2-(triphenylphosphoranylidene)acetate 95%
  • Packaging500g
  • Price$52
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003RGK
  • Product descriptionMethyl 2-(triphenylphosphoranylidene)acetate 95%
  • Packaging1kg
  • Price$102
  • Updated2026-05-28
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  • ManufacturerAbosyn
  • Product number90-2911
  • Product descriptionmethyl 2-(triphenyl-l5-phosphaneylidene)acetate >95%(Puritymayvarybetweenbatches)
  • Packaging1000g
  • Price$194
  • Updated2026-05-21
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  • ManufacturerAcrotein
  • Product numberAC-6537
  • Product descriptionMethyl (triphenylphosphoranylidene)acetate 97%
  • Packaging250g
  • Price$124.66
  • Updated2026-05-25
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  • ManufacturerAcrotein
  • Product numberAC-6537
  • Product descriptionMethyl (triphenylphosphoranylidene)acetate 97%
  • Packaging100g
  • Price$59.59
  • Updated2026-05-25
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  • ManufacturerAcrotein
  • Product numberAC-6537
  • Product descriptionMethyl (triphenylphosphoranylidene)acetate 97%
  • Packaging25g
  • Price$23.83
  • Updated2021-12-16
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  • ManufacturerAcrotein
  • Product numberAC-6537
  • Product descriptionMethyl (triphenylphosphoranylidene)acetate 97%
  • Packaging25g
  • Price$23.84
  • Updated2026-05-25
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  • ManufacturerAHH
  • Product numberMT-04454
  • Product descriptionCarbomethoxymethylenetriphenylphosphorane 98%
  • Packaging500g
  • Price$685
  • Updated2021-12-16
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  • ManufacturerAHH
  • Product numberMT-04454
  • Product descriptionCarbomethoxymethylene triphenylphosphorane 97%
  • Packaging500g
  • Price$685
  • Updated2026-05-25
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  • ManufacturerAHH
  • Product numberMT-04454
  • Product descriptionCarbomethoxymethylene triphenylphosphorane 97%
  • Packaging500g
  • Price$685
  • Updated2026-05-26
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  • ManufacturerAK Scientific
  • Product numberI511
  • Product descriptionMethyl (triphenylphosphoranylidene)acetate
  • Packaging1kg
  • Price$361
  • Updated2021-12-16
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  • ManufacturerAK Scientific
  • Product numberJ90602
  • Product descriptionMethyl (triphenylphosphoranylidene) acetate 95%
  • Packaging1kg
  • Price$249
  • Updated2026-06-04
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Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003RGK Methyl 2-(triphenylphosphoranylidene)acetate 98% 10g $5 2026-05-28 Buy
aablocks AA003RGK Methyl 2-(triphenylphosphoranylidene)acetate 98% 25g $7 2026-05-28 Buy
aablocks AA003RGK Methyl 2-(triphenylphosphoranylidene)acetate 98% 50g $11 2026-05-28 Buy
aablocks AA003RGK Methyl 2-(triphenylphosphoranylidene)acetate 98% 100g $17 2026-05-28 Buy
aablocks AA003RGK Methyl 2-(triphenylphosphoranylidene)acetate 95% 500g $52 2026-05-28 Buy
aablocks AA003RGK Methyl 2-(triphenylphosphoranylidene)acetate 95% 1kg $102 2026-05-28 Buy
Abosyn 90-2911 methyl 2-(triphenyl-l5-phosphaneylidene)acetate >95%(Puritymayvarybetweenbatches) 1000g $194 2026-05-21 Buy
Acrotein AC-6537 Methyl (triphenylphosphoranylidene)acetate 97% 250g $124.66 2026-05-25 Buy
Acrotein AC-6537 Methyl (triphenylphosphoranylidene)acetate 97% 100g $59.59 2026-05-25 Buy
Acrotein AC-6537 Methyl (triphenylphosphoranylidene)acetate 97% 25g $23.83 2021-12-16 Buy
Acrotein AC-6537 Methyl (triphenylphosphoranylidene)acetate 97% 25g $23.84 2026-05-25 Buy
AHH MT-04454 Carbomethoxymethylenetriphenylphosphorane 98% 500g $685 2021-12-16 Buy
AHH MT-04454 Carbomethoxymethylene triphenylphosphorane 97% 500g $685 2026-05-25 Buy
AHH MT-04454 Carbomethoxymethylene triphenylphosphorane 97% 500g $685 2026-05-26 Buy
AK Scientific I511 Methyl (triphenylphosphoranylidene)acetate 1kg $361 2021-12-16 Buy
AK Scientific J90602 Methyl (triphenylphosphoranylidene) acetate 95% 1kg $249 2026-06-04 Buy

Properties

Melting point :168-172 °C (lit.)
Boiling point :165~170℃
Density :1.17±0.1 g/cm3(Predicted)
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
solubility :Acetonitrile (Slightly), Chloroform (Slightly)
form :Powder
color :White to off-white
Water Solubility :insoluble
Sensitive :Air Sensitive
BRN :618430
InChI :InChI=1S/C21H19O2P/c1-23-21(22)17-24(18-11-5-2-6-12-18,19-13-7-3-8-14-19)20-15-9-4-10-16-20/h2-17H,1H3
InChIKey :NTNUDYROPUKXNA-UHFFFAOYSA-N
SMILES :C(OC)(=O)C=P(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1
CAS DataBase Reference :2605-67-6(CAS DataBase Reference)
EPA Substance Registry System :Acetic acid, (triphenylphosphoranylidene)-, methyl ester (2605-67-6)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

(Methoxycarbonylmethylene)triphenylphosphorane is used in olefination reactions. Further, it undergoes the Wittig reaction with aldehydes to give substituted methyl acrylates. It is used in the preparation of (triphenylphosphoranylidene)-ketene.

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