CAS No 152-84-1 , 9,10-Anthracenedione,1-hydroxy-2-[(6-O-b-D-xylopyranosyl-b-D-glucopyranosyl)oxy]-

Name: 9,10-Anthracenedione,1-hydroxy-2-[(6-O-b-D-xylopyranosyl-b-D-glucopyranosyl)oxy]-
Synonyms: Alizarin 2-b-primeveroside; Ruberythric acid; Rubierythric acid; Glucopyranoside, 1-hydroxy-2-anthraquinonyl 6-O-b-D-xylopyranosyl-, b-D- (8CI);Glucopyranoside,1-hydroxy-2-anthraquinonyl 6-O-b-D-xylopyranosyl- (7CI);9,10-Anthracenedione,1-hydroxy-2-[(6-O-b-D-xylopyranosyl-b-D-glucopyranosyl)oxy]-; Alizarinprimeveroside; Rubianic acid;
CAS Registry Number:152-84-1
Flash Point: 294°C
Boiling Point: 863.8°Cat760mmHg
Density: 1.73g/cm³
Refractive index: 1.732
Flash Point: 294°C
EINECS: 205-808-9
Molecular Weight: 534.46614
InChI: InChI=1/C25H26O13/c26-12-7-35-24(22(33)18(12)29)36-8-14-20(31)21(32)23(34)25(38-14)37-13-6-5-11-15(19(13)30)17(28)10-4-2-1-3-9(10)16(11)27/h1-6,12,14,18,20-26,29-34H,7-8H2/t12-,14-,18+,20-,21+,22-,23-,24+,25-/m1/s1
Molecular Formula: C25H26 O13
Molecular Structure:

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References of 9,10-Anthracenedione,1-hydroxy-2-[(6-O-b-D-xylopyranosyl-b-D-glucopyranosyl)oxy]-

Title: Ruberythric Acid
CAS Registry Number: 152-84-1
CAS Name: 1-Hydroxy-2-[(6-O-b-D-xylopyranosyl-b-D-glucopyranosyl)oxy]-9,10-anthracenedione
Synonyms: 1-hydroxy-2-anthraquinonyl 6-O-b-D-xylopyranosyl-b-D-glucopyranoside; b-2-alizarin primeveroside; ruberythrinic acid; rubian; rubianic acid
Molecular Formula: C25H26O13
Molecular Weight: 534.47
Percent Composition: C 56.18%, H 4.90%, O 38.92%
Literature References: Isoln from root of Rubia tinctorium L., Rubiaceae: Hill, Richter, Proc. R. Soc. London Ser. B 121, 547 (1937). Structure: Richter, J. Chem. Soc. 1936, 1701. Synthesis: Zemplén, Bognár, Ber. 72B, 913 (1939). Metabolism: Maehner, Dulce, Z. Klin. Chem. Klin. Biochem. 6, 99 (1968).
Properties: Golden-yellow, silky, lustrous prisms or long needles. mp 259-261° (from water). Sol in hot water, alkalies; slightly sol in alc, ether. Practically insol in benzene.
Melting point: mp 259-261° (from water)