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CAS No 2752-65-0 , Gambogic acid Search by region : China

  • Name: Gambogic acid
  • Synonyms: 2-Butenoic acid,2-methyl-4-[(1R,3aS,5S,11R,14aS)-3a,4,5,7-tetrahydro-8-hydroxy-3,3,11-trimethyl-13-(3-methyl-2-butenyl)-11-(4-methyl-3-pentenyl)-7,15-dioxo-1,5-methano-1H,3H,11H-furo[3,4-g]pyrano[3,2-b]xanthen-1-yl]-,(2Z)- (9CI);1,5-Methano-1H,3H,11H-furo[3,4-g]pyrano[3,2-b]xanthene-1-crotonicacid, 3a,4,5,7-tetrahydro-8-hydroxy-a,3,3,11-tetramethyl-13-(3-methyl-2-butenyl)-11-(4-methyl-3-pentenyl)-7,15-dioxo-,(Z)- (8CI);Gambogic acid; Gambogic acid (7CI); 2-Butenoic acid,2-methyl-4-[3a,4,5,7-tetrahydro-8-hydroxy-3,3,11-trimethyl-13-(3-methyl-2-butenyl)-11-(4-methyl-3-pentenyl)-7,15-dioxo-1,5-methano-1H,3H,11H-furo[3,4-g]pyrano[3,2-b]xanthen-1-yl]-,[1R-[1a,1(Z),3ab,5a,11b,14aS*]]-; R-Gambogic acid; b-Guttiferin;
  • CAS Registry Number:
  • Flash Point: 251.4 ºC
  • Boiling Point: 808.9 ºC
  • Density: 1.29 g/cm3
  • Refractive index: 1.627
  • Safety Statements: Poison by subcutaneous, intravenous, and intraperitoneal routes. When heated to decomposition it emits acrid smoke and fumes.
  • Flash Point: 251.4 ºC
  • Molecular Weight: 628.75
  • InChI: InChI=1/C38H44O8/c1-20(2)10-9-15-36(8)16-14-24-29(39)28-30(40)26-18-23-19-27-35(6,7)46-37(33(23)41,17-13-22(5)34(42)43)38(26,27)45-32(28)25(31(24)44-36)12-11-21(3)4/h10-11,13-14,16,18,23,27,39H,9,12,15,17,19H2,1-8H3,(H,42,43)/b22-13-/t23-,27+,36+,37-,38?/m0/s1
  • Molecular Formula: C38H44O8
  • Molecular Structure:CAS No:2752-65-0 Gambogic acid

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2752-65-0 Gambogic acid

  • English Name: Gambogic acid Molecular Formula: C38H44O8 Molecular Weight: 628.75 CAS: 2752-65-0 Purity: HPLC≥98% Package: 10g 20g 50g 100g, or customized. Appearance: Yellow crystal powder Source: Dried resin of Garcinia hanburyi Hook. f. Solubility...
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2752-65-0 gambogic acid

  • China YiPeng Chemical [Manufacturers]
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2752-65-0 gambogic acid

  • China shanghai Tauto Biotech Co., Ltd [Manufacturer]
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2752-65-0 gambogic acid

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References of Gambogic acid
Title: Gambogic Acid
CAS Registry Number: 2752-65-0
CAS Name: (2Z)-2-Methyl-4-[(1R,3aS,5S,11R,14aS)-3a,4,5,7-tetrahydro-8-hydroxy-3,3,11-trimethyl-13-(3-methyl-2-butenyl)-11-(4-methyl-3-pentenyl)-7,15-dioxo-1,5-methano-1H,3H,11H-furo[3,4-g]pyrano[3,2-b]xanthen-1-yl]-2-butenoic acid
Molecular Formula: C38H44O8
Molecular Weight: 628.75
Percent Composition: C 72.59%, H 7.05%, O 20.36%
Literature References: Principal acidic component of gamboge from the latex of Garcinia hanburyi Hook. f., Guttiferae: Amorosa, Lipparini, Ann. Chim. (Rome) 45, 977 (1955). Structure: Ollis et al., Tetrahedron 21, 1453 (1965); Ahmed et al., J. Chem. Soc. C 1966, 772.
Properties: Golden, friable mass. [a]D20 -685° (methanol). uv max (ethanol): 217, 280, 291, 362 nm (e 26000, 16700, 17000, 14900).
Optical Rotation: [a]D20 -685° (methanol)
Absorption maximum: uv max (ethanol): 217, 280, 291, 362 nm (e 26000, 16700, 17000, 14900)
 
Derivative Type: Methyl ester monomethyl ether
Molecular Formula: C40H48O8
Molecular Weight: 656.80
Percent Composition: C 73.15%, H 7.37%, O 19.49%
Properties: Yellow prisms from methanol, mp 130-131°. [a]D22 -560° (c = 0.7 in chloroform). uv max (ethanol): 224, 299 nm (e 36000, 13600).
Melting point: mp 130-131°
Optical Rotation: [a]D22 -560° (c = 0.7 in chloroform)
Absorption maximum: uv max (ethanol): 224, 299 nm (e 36000, 13600)
 
Derivative Type: Pyridine salt
Molecular Formula: C43H49NO8
Molecular Weight: 707.85
Percent Composition: C 72.96%, H 6.98%, N 1.98%, O 18.08%
Properties: Orange needles from ether + petr ether, mp 147-149°. [a]D -550° (chloroform). uv max (ethanol): 291.5, 359.5 nm (e 22300, 18100).
Melting point: mp 147-149°
Optical Rotation: [a]D -550° (chloroform)
Absorption maximum: uv max (ethanol): 291.5, 359.5 nm (e 22300, 18100)