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CAS No 76-66-4 , Rhynchophylline

  • Name: Rhynchophylline
  • Synonyms: Rhyncholphylline;Rhynchophylline;Methyl (E)-2-[(6'R,7'S)-6'-ethyl-2-oxospiro[1H-indole-3,1'-3,5,6,7,8,8a-hexahydro-2H-indolizine]-7'-yl]-3-methoxyprop-2-enoate;
  • CAS Registry Number:
  • Density: 1.23
  • Refractive index: 1.596
  • Safety Statements: S24/25;
  • Molecular Weight: 384.47
  • InChI: InChI=1/C22H28N2O4/c1-4-14-12-24-10-9-22(17-7-5-6-8-18(17)23-21(22)26)19(24)11-15(14)16(13-27-2)20(25)28-3/h5-8,13-15,19H,4,9-12H2,1-3H3,(H,23,26)/b16-13+/t14-,15-,19?,22?/m0/s1
  • Molecular Formula: C22H28N2O4
  • Molecular Structure:CAS No:76-66-4 Rhynchophylline

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76-66-4 Rhynchophylline Cas No.:76-66-4 HPLC> 98%

  • Rhynchophylline Cas No.:76-66-4 HPLC> 98% Rhynchophylline Plant original:From Uncaria rhynchophylla(Miq.)Jacks Chemical Properties Chemical Formula :C22H28N2O4 Formula Weight: 382.46g/mol Cas No.: 76-66-4 Appearance: White powder Purity: HPLC≥98% HP...
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76-66-4 Supply China Forsythia Extract/Phillyrin

  • Latin Name:Forsythia suspensa(Thunb.)vahl CAS No.:76-66-4 Part Used:Herbs Appearance:Brown powder Active Ingredient:phillyrin Specification:phillyrin 1.0%,1.5%,2.0%,2.5%,3.0% Test Method:HPLC Molecular Formula:C27H34O11 Molecular Weight:534.55 Sugges...
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76-66-4 Isorhynchophylline

  • English Name: Isorhynchophylline Molecular Formula: C22H28N2O4 Molecular Weight: 384 CAS: 76-66-4 Purity: HPLC≥98% Package: 10g 20g 50g 100g, or customized. Specific Rotation: -14.7°(c=2.5,chloroform) Appearance: white crystal powder Source: Uncaria...
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76-66-4 Rhynchophylline

  • China Kouting Chemical Co.,Ltd [Importer/Exporter]
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76-66-4 Rhynchophylline

  • English name Rhynchophylline CAS 76-66-4 Purity HPLC>98% Detail Information Molecular Formula C22H28N2O4 Molecular Weight 384.47g/mol Original Uncaria rhynchopylla (Miq.) Jacks Synonyms Mitrinermine Package 20mg 100mg 1g Storage 2-8 , cool and dry pl...
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76-66-4 RHYNCHOPHYLLINE

  • Germany Cfm Oskar Tropitzsch [Manufacturer]
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76-66-4 rhynchophylline

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76-66-4 rhynchophylline

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76-66-4 Rhynchophylline

  • Shanghai Tauto Biotech., Co., Ltd Product Name锛?hynchophylline Molecular Formula锛? Molecular Weight锛? CAS No.: 76-66-4 Purity锛? Tauto item锛? HPLC and COA will be delivered with products Package: 10mg/bottle, 20mg/bottle, 50mg/bottle or doing cus...
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References of Rhynchophylline
Title: Rhynchophylline
CAS Registry Number: 76-66-4
CAS Name: (7b,16E,20a)-16,17-Didehydro-17-methoxy-2-oxocorynoxan-16-carboxylic acid methyl ester
Synonyms: rhyncophylline; mitrinermine
Molecular Formula: C22H28N2O4
Molecular Weight: 384.47
Percent Composition: C 68.73%, H 7.34%, N 7.29%, O 16.65%
Literature References: From stems and roots of Uncaria rynchophylla Miq. [Ourouparia rynchophylla (Miq.)] Matsum, Rubiaceae: Kondo et al., J. Pharm. Soc. Jpn. 48, 54 (1928); from Mitragyna rotundifolia (Roxb.), Rubiaceae: Barger et al., J. Org. Chem. 4, 418 (1939). Structure: Seaton, Marion, Can. J. Chem. 35, 1102 (1957); 38, 1035 (1960). Stereochemistry: Nozoye, Chem. Pharm. Bull. 6, 309 (1958); Ban, Oishi, Tetrahedron Lett. 1961, 791; eidem, Chem. Pharm. Bull. 11, 441, 446, 451 (1963). Partial synthesis: Finch, Taylor, J. Am. Chem. Soc. 84, 1318, 3871 (1962). Total synthesis: Ban et al., Tetrahedron Lett. 1972, 2113.
Properties: Crystals from methanol, mp 216°; dl-form reported as colorless pillars from ethyl acetate-ether, mp 197-199° (Ban et al., loc. cit.). [a]D13 -14.7° (c = 2.5 in chloroform). pKa 6.4. uv max: 245, 280 nm (log e 4.24, 3.15). Sol in chloroform; moderately sol in acetone, alcohol, benzene; sparingly sol in ether, ethyl acetate. Practically insol in petr ether.
Melting point: mp 216°; mp 197-199° (Ban et al., loc. cit.)
pKa: pKa 6.4
Optical Rotation: [a]D13 -14.7° (c = 2.5 in chloroform)
Absorption maximum: uv max: 245, 280 nm (log e 4.24, 3.15)