Home > Name List By 5 > 5-hydroxy-2-(4-hydroxyphenyl)-7-[(2S,3R,4R,5R,6S)-3,4, 5-trihydroxy-6-methyloxan-2-yl]oxy-3-[(2S,3R,4S,5R,6R)-3,4, 5-trihydro...

CAS No 301-19-9 , 5-hydroxy-2-(4-hydroxyphenyl)-7-[(2S,3R,4R,5R,6S)-3,4,
5-trihydroxy-6-methyloxan-2-yl]oxy-3-[(2S,3R,4S,5R,6R)-3,4,
5-trihydroxy-6-[[(2S,3R,4R,5R,6S)-3,4,
5-trihydroxy-6-methyloxan-2-yl]oxymethyl]oxan-2-yl]oxychromen-4-one

  • Name: 5-hydroxy-2-(4-hydroxyphenyl)-7-[(2S,3R,4R,5R,6S)-3,4,
    5-trihydroxy-6-methyloxan-2-yl]oxy-3-[(2S,3R,4S,5R,6R)-3,4,
    5-trihydroxy-6-[[(2S,3R,4R,5R,6S)-3,4,
    5-trihydroxy-6-methyloxan-2-yl]oxymethyl]oxan-2-yl]oxychromen-4-one
  • Synonyms: 301-19-9;5-hydroxy-2-(4-hydroxyphenyl)-7-[(2S,3R,4R,5R,6S)-3,4,
    5-trihydroxy-6-methyloxan-2-yl]oxy-3-[(2S,3R,4S,5R,6R)-3,4,
    5-trihydroxy-6-[[(2S,3R,4R,5R,6S)-3,4,
    5-trihydroxy-6-methyloxan-2-yl]oxymethyl]oxan-2-yl]oxychromen-4-one; NSC 9222;Kaempferol-3-O-gal-rham-7-O-rham; EINECS 206-113-3;
  • CAS Registry Number:
  • Melting Point: 194-195°C
  • Density: 1.74 g/cm3
  • Refractive index: 1.727
  • EINECS: 206-113-3
  • Molecular Weight: 740.6593
  • InchiKey: PEFASEPMJYRQBW-HKWQTAEVSA-N
  • InChI: InChI=1S/C33H40O19/c1-10-19(36)23(40)26(43)31(47-10)46-9-17-21(38)25(42)
    28(45)33(51-17)52-30-22(39)18-15(35)7-14(49-32-27(44)24(41)20(37)11(2)
    48-32)8-16(18)50-29(30)12-3-5-13(34)6-4-12/h3-8,10-11,17,19-21,23-28,
    31-38,40-45H,9H2,1-2H3/t10-,11-,17+,19-,20-,21-,23+,24+,25-,26+,27+,28+,
    31+,32-,33-/m0/s1
  • Molecular Formula: C33H40O19
  • Molecular Structure:CAS No:301-19-9 5-hydroxy-2-(4-hydroxyphenyl)-7-[(2S,3R,4R,5R,6S)-3,4,<br />5-trihydroxy-6-methyloxan-2-yl]oxy-3-[(2S,3R,4S,5R,6R)-3,4,<br />5-trihydroxy-6-[[(2S,3R,4R,5R,6S)-3,4,<br />5-trihydroxy-6-methyloxan-2-yl]oxymethyl]oxan-2-yl]oxychromen-4-one

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301-19-9 ROBININ

  • Germany ABCR GmbH & Co KG [Manufacturer]
  • Tel: +49 721 95061-0
  • Fax: +49 721 95061-80
  • Address: Im Schlehert 10
    76187 Karlsruhe
    Germany null,nullGermany
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301-19-9 4H-1-Benzopyran-4-one,3-[[6-O-(6-deoxy-a-L-mannopyranosyl)-b-D-galactopyranosyl]oxy]-7-[(6-deoxy-a-L-mannopyranosyl)oxy]-5-hydroxy-2-(4-hydroxyphenyl)-

  • Switzerland Senn Chemicals AG [Manufacturer]
  • Tel: +41 (0)43 422 2400
  • Fax: +41 (0)43 422 2424
  • Address: Senn Chemicals AG
    P.O. Box 267
    Guido Senn Strasse 1, CH-8157 Dielsdorf
    Switzerland null,nullSwitzerland
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301-19-9 ROBININ(RG)

  • United States ChromaDex Inc. [Manufacturer]
  • Tel: 949-419-0288
  • Fax: 949-419-0294
  • Address: ChromaDex Inc.
    10005 Muirlands Blvd. Suite G - First Floor
    Irvine, CA 92618 null,nullUnited States
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301-19-9 KAEMPFEROL-3-O-GALACTOSE-RHAMNOSE-7-O-RHAMNOSE

  • China Nanjing Chemlin Chemical Industry Co.,Ltd. [Manufacturer]
  • Tel: +86 25 8369-7070/ +86 138 51816776 (Mobile)
  • Fax: +86 25 8345-3275
  • Address: Rm.902 Longyin Plaza,
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References of 5-hydroxy-2-(4-hydroxyphenyl)-7-[(2S,3R,4R,5R,6S)-3,4,
5-trihydroxy-6-methyloxan-2-yl]oxy-3-[(2S,3R,4S,5R,6R)-3,4,
5-trihydroxy-6-[[(2S,3R,4R,5R,6S)-3,4,
5-trihydroxy-6-methyloxan-2-yl]oxymethyl]oxan-2-yl]oxychromen-4-one
Title: Robinin
CAS Registry Number: 301-19-9
CAS Name: 3-[[6-O-(6-Deoxy-a-L-mannopyranosyl)-b-D-galactopyranosyl]oxy]-7-[(6-deoxy-a-L-mannopyranosyl)oxy]-5-hydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one
Synonyms: kaempferol 3-robinoside 7-rhamnoside
Molecular Formula: C33H40O19
Molecular Weight: 740.66
Percent Composition: C 53.51%, H 5.44%, O 41.04%
Literature References: Dimorphic flavanoid isolated from the leaves and flowers of Robinia pseudoacacia L., Leguminosae: C. Zwenger, F. Dronke, Ann. suppl. 1, 257 (1861); C. Sando, J. Biol. Chem. 94, 675 (1932). Structure: Zemplén, Bognár, Ber. 74B, 1783 (1941). Total synthesis and structure: L. Farkas et al., Phytochemistry 15, 215 (1976).
 
Derivative Type: b-Form
Properties: Yellow crystals, mp 250-254° (Farkas); also reported as straw-yellow needles from alc, mp 249-250° (Sando). uv max (ethanol): 352, 368 nm (log e 4.14, 4.18), Jurd, Horowitz, J. Org. Chem. 22, 1619 (1957). Sol in hot water, hot alc; practically insol in ether. On hydrolysis yields kaempferol, q.v.
Melting point: mp 250-254° (Farkas); mp 249-250° (Sando)
Absorption maximum: uv max (ethanol): 352, 368 nm (log e 4.14, 4.18), Jurd, Horowitz, J. Org. Chem. 22, 1619 (1957)
 
Derivative Type: a-Form
Properties: Obtained by crystallization from water and dehydrating, mp 195-197° (Sando). Also reported as hydrate, yellow needles from aq methanol, mp 196-199° (Farkas).
Melting point: mp 195-197° (Sando); mp 196-199° (Farkas)