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ChemicalBook >> CAS DataBase List >> 3-BENZYLIDENE-2,4-PENTANEDIONE

3-BENZYLIDENE-2,4-PENTANEDIONE

3-BENZYLIDENE-2,4-PENTANEDIONE price.
  • $29 - $1266.11
  • Product name: 3-BENZYLIDENE-2,4-PENTANEDIONE
  • CAS: 4335-90-4
  • MF: C12H12O2
  • MW: 188.22
  • EINECS:224-382-5
  • MDL Number:MFCD00014990
  • Synonyms:3-(phenylmethylidene)pentane-2,4-dione;3-Benzylidenepentane-2,4-Dione;3-BENZYLIDENE-2,4-PENTANEDIONE;3-Benzylidine-2,4-pentanedione;(2,2-diacetylvinyl)benzene ;1,1-Diacetyl-2-phenylethylene;2,4-Pentanedione, 3-(phenylmethylene)-;2,4-Pentanedione, 3-benzylidene-
8 prices
Selected condition：
Brand
  • Alfa Aesar
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Sigma-Aldrich
Package
  • 250mg
  • 5g
  • 25g
  • ManufacturerAlfa Aesar
  • Product numberL00623
  • Product description3-Benzylidene-2,4-pentanedione, 97%
  • Packaging5g
  • Price$32.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL00623
  • Product description3-Benzylidene-2,4-pentanedione, 97%
  • Packaging25g
  • Price$103.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0010306
  • Product description3-BENZYLIDENE-2,4-PENTANEDIONE 95.00%
  • Packaging5G
  • Price$831.95
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0010306
  • Product description3-BENZYLIDENE-2,4-PENTANEDIONE 95.00%
  • Packaging25G
  • Price$1266.11
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR451308
  • Product description3-Benzylidene-2,4-pentanedione 97%
  • Packaging5g
  • Price$29
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR451308
  • Product description3-Benzylidene-2,4-pentanedione 97%
  • Packaging25g
  • Price$90
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberS620335
  • Product description3-BENZYLIDENE-2,4-PENTANEDIONE Aldrich
  • Packaging250mg
  • Price$29.8
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number544418
  • Product description3-Benzylidene-2,4-pentanedione 97%
  • Packaging5g
  • Price$52.8
  • Updated2023-06-20
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Alfa Aesar L00623 3-Benzylidene-2,4-pentanedione, 97% 5g $32.65 2024-03-01 Buy
Alfa Aesar L00623 3-Benzylidene-2,4-pentanedione, 97% 25g $103.65 2024-03-01 Buy
American Custom Chemicals Corporation CHM0010306 3-BENZYLIDENE-2,4-PENTANEDIONE 95.00% 5G $831.95 2021-12-16 Buy
American Custom Chemicals Corporation CHM0010306 3-BENZYLIDENE-2,4-PENTANEDIONE 95.00% 25G $1266.11 2021-12-16 Buy
Apolloscientific OR451308 3-Benzylidene-2,4-pentanedione 97% 5g $29 2021-12-16 Buy
Apolloscientific OR451308 3-Benzylidene-2,4-pentanedione 97% 25g $90 2021-12-16 Buy
Sigma-Aldrich S620335 3-BENZYLIDENE-2,4-PENTANEDIONE Aldrich 250mg $29.8 2024-03-01 Buy
Sigma-Aldrich 544418 3-Benzylidene-2,4-pentanedione 97% 5g $52.8 2023-06-20 Buy

Properties

Melting point :169 °C
Boiling point :185-188 °C/15 mmHg (lit.)
Density :1.081 g/mL at 25 °C (lit.)
refractive index :n20/D 1.583(lit.)
Flash point :>230 °F
form :liquid
Specific Gravity :1.081
BRN :972849
CAS DataBase Reference :4335-90-4(CAS DataBase Reference)
EPA Substance Registry System :2,4-Pentanedione, 3-(phenylmethylene)- (4335-90-4)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

3-Benzylidene-2,4-pentanedione may be used in the preparation of:Five membered cyclic oxyphosphoranes by reacting with phosphonite esters.5-Hydroxy-N-substituted-2H-pyrrol-2-ones by reacting with alkyl isocyanides.3-Benzylidene-2,4-bis (trimethylsilyloxy)-1,4-pentadiene via trimethylsilylation.

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