Title: Nodakenin
CAS Registry Number: 495-31-8
CAS Name: 2-[1-(b-D-Glucopyranosyloxy)-1-methylethyl]-2,3-dihydro-7H-furo[3,2-g][1]benzopyran-7-one
Additional Names: nodakenetin glucoside
Molecular Formula: C20H24O9
Molecular Weight: 408.40
Percent Composition: C 58.82%, H 5.92%, O 35.26%
Literature References: From root of Peucedanum decursivum Maxim., Umbelliferae: Arima, Bull. Chem. Soc. Jpn. 4, 16, 113 (1929); Späth, Kainrath, Ber. 69, 2062 (1936). Structure: Späth, Tyray, ibid. 72, 2089 (1939).
Properties: Thin leaflets from alc, dec 218-219°. From dil alc or water it crystallizes with one mol H2O in form of yellow prisms, melting at 216°. [a]D30 +56.6°. Sol in hot water or alcohol.
Melting point: melting at 216°
Optical Rotation: [a]D30 +56.6°
Derivative Type: Tetraacetate
Molecular Formula: C28H32O13
Molecular Weight: 576.55
Percent Composition: C 58.33%, H 5.59%, O 36.08%
Properties: Crystals from methanol, mp 195-196°.
Melting point: mp 195-196°
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