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Stilbenes

Organic compounds classified as diarylethene, they contain a central ethylene group with one phenyl group substituents on each end of the carbon–carbon double bond as shown by the formula: C6H5CH=CHC6H5. They are phytoalexins produced by plants.
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1

Sigma Aldrich 1-Piperonylpiperazine

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

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CAS 32231-06-4
2

Sigma Aldrich cis-Stilbene

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

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Boiling Point 82°C to 84°C (0.4 mmHg)
Percent Purity 96%
Linear Formula C6H5CH=CHC6H5
CAS 645-49-8
Molecular Weight (g/mol) 180.25
MDL Number MFCD00004788
Refractive Index n20/D 1.622 (literature)
Synonym cis-1,2-Diphenylethylene; Isostilbene
Recommended Storage 2°C to 8°C
Molecular Formula C14H12
EINECS Number 211-445-7
Density 1.011 g/mL (at 25°C (literature))
3

Sigma Aldrich trans-Stilbene oxide

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

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Percent Purity 98%
Linear Formula C14H12O
CAS 1439-07-2
Molecular Weight (g/mol) 196.24
MDL Number MFCD00064311
Synonym trans-1,2-Diphenyloxirane
RTECS Number DT4391500
Recommended Storage Room Temperature
Molecular Formula C14H12O
EINECS Number 215-877-7
Melting Point 65°C to 67°C (lit.)
4

Electron Microscopy Sciences Benzoin, U.V. Catalyst 100 GR

CAS #119-53-9 C₆H₅CH(OH)COC₆H₅ F.W. 212.25
Melting point: 134-136°C

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5

Electron Microscopy Sciences Benzoin Ethyl Ether (ethoxy phenylacetophenone) 50 GR

(ethoxy phenylacetophenone)
CAS #574-09-4 C₆H₅COCH(CO₂H₅)C₆H₅ F.W. 240.31
Melting point: 56-59°C (133-138 °F)

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6

Electron Microscopy Sciences Benzoin Methyl Ether, UV Catalyst 10 GR

(alpha-Ethoxy-alpha-phenylacetophenone)
CAS #3524-62-7 C₆H₅CH(OCH₃)COC₆H₅ F.W. 226.28
Assay: >98%
Melting point: 47 - 49°C

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7

Medchemexpress LLC Ethanone, 2-methoxy-1,2-diphenyl | 3524-62-7 | 98.1% | 226.27 g·mol⁻¹ | C15H14O2 | 1 G
SDP

Benzoin methyl ether is an organic photoinitiator (CAS 3524-62-7) provided for research use. It is a white to off-white solid with a molecular weight of 226.27 g·mol⁻¹ and is supplied at high purity for photochemistry and polymerization experiments.

  • used as a photoinitiator in laboratory photochemistry and polymerization research.
  • high purity suitable for analytical and preparative work.
  • white to off-white solid, easy to weigh and handle.
  • molecular formula C15H14O2; molecular weight 226.27 g·mol⁻¹.
  • store refrigerated and protected from air to preserve stability.
  • available in small laboratory pack sizes for research workflows.

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