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(3R,4S)-4-ethenyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one

Base Information Edit
  • Chemical Name:(3R,4S)-4-ethenyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one
  • CAS No.:20831-76-9
  • Molecular Formula:C16H20O9
  • Molecular Weight:356.329
  • Hs Code.:29389090
  • NSC Number:606402
  • Mol file:20831-76-9.mol
(3R,4S)-4-ethenyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one

Synonyms:(3R,4S)-4-ethenyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one;NSC606402

Suppliers and Price of (3R,4S)-4-ethenyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one
Supply Marketing:Edit
Business phase:
The product has achieved commercial mass production*data from LookChem market partment
Manufacturers and distributors:
  • Manufacture/Brand
  • Chemicals and raw materials
  • Packaging
  • price
  • Usbiological
  • Gentiopicroside
  • 10mg
  • $ 333.00
  • Usbiological
  • Gentiopicrin
  • 20mg
  • $ 295.00
  • TRC
  • Gentiopicroside
  • 500mg
  • $ 545.00
  • Medical Isotopes, Inc.
  • Gentiopicroside
  • 100 mg
  • $ 490.00
  • JR MediChem
  • Gentiopicroside(NewProduct) 98%
  • 100mg
  • $ 128.00
  • DC Chemicals
  • Gentiopicroside >98%
  • 20 mg
  • $ 280.00
  • CSNpharm
  • Gentiopicroside
  • 25mg
  • $ 119.00
  • CSNpharm
  • Gentiopicroside
  • 100mg
  • $ 315.00
  • Crysdot
  • Gentiopicroside 95+%
  • 50mg
  • $ 195.00
  • Crysdot
  • Gentiopicroside 95+%
  • 100mg
  • $ 300.00
Total 123 raw suppliers
Chemical Property of (3R,4S)-4-ethenyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one Edit
Chemical Property:
  • Appearance/Colour:Yellowish-white hygroscopic powder 
  • Melting Point:191 °C 
  • Refractive Index:1.5940 (estimate) 
  • Boiling Point:667.784 °C at 760 mmHg 
  • PKA:12.79±0.70(Predicted) 
  • Flash Point:247.129 °C 
  • PSA:134.91000 
  • Density:1.529 g/cm3 
  • LogP:-1.67150 
  • Storage Temp.:2-8°C(protect from light) 
  • Solubility.:DMSO (Slightly), Ethanol (Slightly, Sonicated) 
  • Water Solubility.:<10mg/L(25 oC) 
  • XLogP3:-1.2
  • Hydrogen Bond Donor Count:4
  • Hydrogen Bond Acceptor Count:9
  • Rotatable Bond Count:4
  • Exact Mass:356.11073221
  • Heavy Atom Count:25
  • Complexity:598
Purity/Quality:

90%-98% *data from raw suppliers

Gentiopicroside *data from reagent suppliers

Safty Information:
  • Pictogram(s): Xn 
  • Hazard Codes:22-36/38 
  • Safety Statements: 26-36 
MSDS Files:

SDS file from LookChem

Useful:
  • Canonical SMILES:C=CC1C(OC=C2C1=CCOC2=O)OC3C(C(C(C(O3)CO)O)O)O
  • Isomeric SMILES:C=C[C@@H]1[C@H](OC=C2C1=CCOC2=O)OC3C(C(C(C(O3)CO)O)O)O
  • Uses Gentiopicroside is an anticonvulsant agent present in plant extracts.
Technology Process of (3R,4S)-4-ethenyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one

There total 2 articles about (3R,4S)-4-ethenyl-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:
Guidance literature:
With sodium methylate; In methanol; at 20 ℃; for 3h;
DOI:10.1016/j.fitote.2013.08.006
Guidance literature:
With sodium hydroxide; In methanol; at 20 ℃; for 2h;
DOI:10.1248/cpb.47.1338
Guidance literature:
With β-glucosidase from Oriental yeast; In aq. phosphate buffer; at 38 ℃; pH=5.5; Enzymatic reaction;
DOI:10.1016/j.tetlet.2019.01.061
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