Home > Name List By b > b-D-Glucopyranoside,(1aS,1bS,2S,5aR,6S,6aS)-1a,1b,2,5a,6,6a-hexahydro-6-[(4-hydroxybenzoyl)oxy]-1a-(hydroxymethyl)oxireno[4,5...

CAS No 6736-85-2 , b-D-Glucopyranoside,(1aS,1bS,2S,5aR,6S,6aS)-1a,1b,2,5a,6,6a-hexahydro-6-[(4-hydroxybenzoyl)oxy]-1a-(hydroxymethyl)oxireno[4,5]cyclopenta[1,2-c]pyran-2-yl

  • Name: b-D-Glucopyranoside,(1aS,1bS,2S,5aR,6S,6aS)-1a,1b,2,5a,6,6a-hexahydro-6-[(4-hydroxybenzoyl)oxy]-1a-(hydroxymethyl)oxireno[4,5]cyclopenta[1,2-c]pyran-2-yl
  • Synonyms: b-D-Glucopyranoside,(1aS,1bS,2S,5aR,6S,6aS)-1a,1b,2,5a,6,6a-hexahydro-6-[(4-hydroxybenzoyl)oxy]-1a-(hydroxymethyl)oxireno[4,5]cyclopenta[1,2-c]pyran-2-yl; Oxireno[4,5]cyclopenta[1,2-c]pyran, b-D-glucopyranoside deriv.;Catalposide(7CI,8CI); b-D-Glucopyranoside,1a,1b,2,5a,6,6a-hexahydro-6-[(4-hydroxybenzoyl)oxy]-1a-(hydroxymethyl)oxireno[4,5]cyclopenta[1,2-c]pyran-2-yl,[1aS-(1aa,1bb,2b,5ab,6b,6aa)]-; (Hydroxybenzoyl)catalpol;
  • CAS Registry Number:
  • Flash Point: 266.7°C
  • Boiling Point: 766.3°C at 760 mmHg
  • Density: 1.68g/cm3
  • Refractive index: 1.696
  • Flash Point: 266.7°C
  • EINECS: 229-789-1
  • Molecular Weight: 482.43
  • InChI: InChI=1/C22H26O12/c23-7-12-14(26)15(27)16(28)21(31-12)33-20-13-11(5-6-30-20)17(18-22(13,8-24)34-18)32-19(29)9-1-3-10(25)4-2-9/h1-6,11-18,20-21,23-28H,7-8H2
  • Molecular Formula: C22H26 O12
  • Molecular Structure:CAS No:6736-85-2 b-D-Glucopyranoside,(1aS,1bS,2S,5aR,6S,6aS)-1a,1b,2,5a,6,6a-hexahydro-6-[(4-hydroxybenzoyl)oxy]-1a-(hydroxymethyl)oxireno[4,5]cyclopenta[1,2-c]pyran-2-yl

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6736-85-2 CATALPOSIDE(REAGENT / STANDARD GRADE)

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6736-85-2 CATALPOSIDE(RG)

  • CATALPOSIDE(RG)Catalpin
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6736-85-2 b-D-Glucopyranoside,(1aS,1bS,2S,5aR,6S,6aS)-1a,1b,2,5a,6,6a-hexahydro-6-[(4-hydroxybenzoyl)oxy]-1a-(hydroxymethyl)oxireno[4,5]cyclopenta[1,2-c]pyran-2-yl

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References of b-D-Glucopyranoside,(1aS,1bS,2S,5aR,6S,6aS)-1a,1b,2,5a,6,6a-hexahydro-6-[(4-hydroxybenzoyl)oxy]-1a-(hydroxymethyl)oxireno[4,5]cyclopenta[1,2-c]pyran-2-yl
Title: Catalposide
CAS Registry Number: 6736-85-2
CAS Name: [1aS-(1aa,1bb,2b,5ab,6b,6aa)]-1a,1b,2,5a,6,6a-Hexahydro-6-[(4-hydroxybenzoyl)oxy]-1a-(hydroxymethyl)oxireno[4,5]cyclopenta[1,2-c]pyran-2-yl-b-D-glucopyranoside
Synonyms: Catalpin
Molecular Formula: C22H26O12
Molecular Weight: 482.43
Percent Composition: C 54.77%, H 5.43%, O 39.80%
Literature References: From unripe fruit of Catalpa bignonioides Walt. or C. ovata G. Don, Bignoniaceae: Claassen, Am. Chem. J. 10, 228 (1888). Historical summary: Bobbitt et al., J. Org. Chem. 26, 3090 (1961). Structure: Lunn et al., Can. J. Chem. 40, 104 (1962). Stereochemistry: Bobbitt et al., J. Org. Chem. 31, 500 (1966); 32, 1459 (1967).
Properties: Crystals from methanol + ethyl acetate, mp 215-216.5°. [a]D23.2 -184° (c = 0.87 in methanol). uv max (ethanol): 260 nm (log e 4.27); in sodium hydroxide: 303 nm (log e 4.35). Soluble in water, alcohol; slightly sol in benzene, chloroform, ether.
Melting point: mp 215-216.5°
Optical Rotation: [a]D23.2 -184° (c = 0.87 in methanol)
Absorption maximum: uv max (ethanol): 260 nm (log e 4.27); in sodium hydroxide: 303 nm (log e 4.35)
 
Derivative Type: Hexaacetate
Molecular Formula: C34H38O18
Molecular Weight: 734.65
Percent Composition: C 55.59%, H 5.21%, O 39.20%
Properties: Crystals from ethanol, mp 141.5°. [a]D21.7 -106° (c = 0.75 in chloroform).
Melting point: mp 141.5°
Optical Rotation: [a]D21.7 -106° (c = 0.75 in chloroform)