Cas no 1439-07-2 (trans-Stilbene Oxide)

trans-Stilbene Oxide is an organic epoxide compound with the molecular formula C??H??O. It is widely utilized as a chiral building block in asymmetric synthesis and pharmaceutical research due to its rigid structure and stereochemical properties. The compound serves as a key intermediate in the preparation of optically active compounds, leveraging its ability to undergo regioselective ring-opening reactions. Its high purity and stability make it suitable for use in catalytic studies and material science applications. Additionally, trans-Stilbene Oxide is employed as a standard in chromatographic analysis and spectroscopic studies, owing to its well-defined chemical behavior and reproducibility in experimental settings.
trans-Stilbene Oxide structure
trans-Stilbene Oxide structure
Product Name:trans-Stilbene Oxide
CAS No:1439-07-2
MF:C14H12O
MW:196.244483947754
MDL:MFCD00064311
CID:141654
PubChem ID:185583
Update Time:2025-06-09

trans-Stilbene Oxide Chemical and Physical Properties

Names and Identifiers

    • Oxirane, 2,3-diphenyl-,(2R,3R)-rel-
    • trans-Stilbene Oxide
    • trans-2,3-Diphenylethylene Oxide
    • 3-diphenyl- trans-oxiran
    • trans-2,3-diphenyloxirane
    • trans-alpha,alpha'-epoxybibenzyl
    • trans-stilbene epoxide
    • S-trans-stilbene oxide
    • (S,S)-stilbene oxide
    • trans-alpha,alpha-Epoxydibenzyl
    • (2S,3S)-2,3-diphenyloxirane
    • D2L0AGD7AK
    • Bibenzyl, alpha,alpha'-epoxy-, trans-
    • trans-1,2-Diphenyloxirane
    • Oxirane, 2,3-diphenyl-, trans-
    • Stilbene oxide, (2S,3S)-
    • (2S-trans)-2,3-Diphenyloxirane
    • stilbene oxi
    • UNII-LIG187ZROD
    • 25144-18-7
    • NSC100317
    • trans-Stilbene oxide, purum, >=98.0% (HPLC)
    • DTXSID301315411
    • 1,2-Diphenylethylene oxide
    • NSC 100317
    • R-trans-stilbene oxide
    • Bibenzyl,.alpha.'-epoxy-, trans-
    • rel-(2R,3S)-2,3-Diphenyloxirane
    • 2,3-Diphenyloxirane, (E)-
    • Oxirane, 2,3-diphenyl-, (2R,3R)-rel-
    • AKOS015913976
    • trans-1,2-Diphenylethylene oxide
    • trans-Stilbenoxid
    • Oxirane, 2,3-diphenyl-, (2R,3R)-
    • (+)-trans-Stilbene oxide
    • 1689-71-0
    • CHEBI:50008
    • NSC-100317
    • SCHEMBL270441
    • Oxirane,3-diphenyl-, trans-
    • CHEMBL1743221
    • NSC40295
    • (2R,3S)-2,3-diphenyloxirane
    • Z2306736589
    • Bibenzyl, .alpha.,.alpha.'-epoxy-, trans-
    • Stilbene oxide, (2R,3R)-
    • trans-(2R,3R)-Stilbene oxide
    • LIG187ZROD
    • trans-Stilbene oxide, 98%
    • MFCD00064311
    • (2R,3R)-2,3-diphenyloxirane
    • Oxirane,trans-2,3-diphenyl-
    • NSC-40295
    • rac-(2R,3R)-2,3-diphenyloxirane
    • (+)-trans-2,3-Diphenyloxirane
    • 1439-07-2
    • TSO
    • EN300-1165965
    • trans-(2R,3R)-2,3-Diphenyloxirane
    • NSC 40295
    • (2R,3R)-stilbene oxide
    • (R,R)-stilbene oxide
    • AS-44238
    • Q27121648
    • A10234
    • MDL: MFCD00064311
    • Inchi: 1S/C14H12O/c1-3-7-11(8-4-1)13-14(15-13)12-9-5-2-6-10-12/h1-10,13-14H/t13-,14-/m1/s1
    • InChI Key: ARCJQKUWGAZPFX-ZIAGYGMSSA-N
    • SMILES: O1[C@H](C2C=CC=CC=2)[C@H]1C1C=CC=CC=1

Computed Properties

  • Exact Mass: 196.08900
  • Monoisotopic Mass: 196.088815002g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 1
  • Heavy Atom Count: 15
  • Rotatable Bond Count: 2
  • Complexity: 179
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 2
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 12.5
  • Surface Charge: 0
  • XLogP3: 2.9

Experimental Properties

  • Color/Form: crystal
  • Density: 1.0405 (rough estimate)
  • Melting Point: 67.0 to 73.0 deg-C
  • Boiling Point: 273.14°C (rough estimate)
  • Refractive Index: 1.4700 (estimate)
  • PSA: 12.53000
  • LogP: 3.49920
  • Sensitiveness: Sensitive to air
  • Solubility: Not determined

trans-Stilbene Oxide Security Information

  • Hazard Statement: Flammable
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • Hazard Category Code: 36/37/38
  • Safety Instruction: S22-S24/25
  • RTECS:DT4391500
  • Hazardous Material Identification: F
  • Safety Term:S24/25
  • Risk Phrases:R36/37/38

trans-Stilbene Oxide Customs Data

  • HS CODE:2910900090
  • Customs Data:

    China Customs Code:

    2910900090

    Overview:

    2910900090. Three section epoxide,Epoxy alcohol(phenol,ether),Including its halogenation,sulfonation,Nitrosative or nitrosative derivatives. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:5.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2910900090. epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

trans-Stilbene Oxide Pricemore >>

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trans-Stilbene Oxide Suppliers

Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:1439-07-2)trans-Stilbene Oxide
Order Number:A808136
Stock Status:in Stock
Quantity:25g
Purity:99%
Pricing Information Last Updated:Monday, 2 September 2024 16:06
Price ($):221.0
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:1439-07-2)trans-Stilbene Oxide, ≥ 98.0%
Order Number:LE15128
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:12
Price ($):discuss personally
Recommended suppliers
Amadis Chemical Company Limited
(CAS:1439-07-2)trans-Stilbene Oxide
A808136
Purity:99%
Quantity:25g
Price ($):221.0
Email
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:1439-07-2)trans-Stilbene Oxide, ≥ 98.0%
LE15128
Purity:99%
Quantity:25KG,200KG,1000KG
Price ($):Inquiry
Email