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A new coumarin, pranferol, from the roots ofPrangos ferulacea
SummaryA new coumarin, pranferol C16H16O5, has been isolated from the roots ofPrangos ferulacea (L.) Lindl.The structure 5-(2′-hydroxy-3′-methylbutoxy)furo-2′,3′:7,6-coumarin has been proposed forExpand
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Coumarins from the roots and epigeal mass ofPrangos acaulis
We have studied for the first time the qualitative composition of the coumarins of the roots and epigeal mass of Pran~os acaulis (DC.) Bornm. collected in the fruit-bearing stage in the environs ofExpand
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Coumarins from the roots ofPrangos arcis-romanae
atoms with hydroxy groups (singlets at 1.22 and 1.48 ppm, 3 H each, and 1.44 ppm, 6 H) and of a Ar-O-CH2--CH--grouping (multiplet at 4.20-4.51 ppm, 3 H). These facts agree completely with theExpand
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Coumarins from the roots of Prangos lipskyi
Coumarin der ivat ives have been found previously in the roots of Prangos lipskyiosthole, marmezin , i so impera tor in , oxypeucedanin hydrate, and pranchimgin [1, 2]. The presen t paper gives theExpand
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The structure of a new coumarin from Haplophyllum pedicellatum
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A new coumarin pedicellone from Haplophyllum pedicellatum
From Haplophyllt tm pedicel laham Juss . , in addition to scopolet in, 6 -me thoxymarmin , and 7 -ge rany l oxy-6 -me thoxycoumar in , we have i so la ted a new, opt ical ly inactive compound,Expand
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A new coumarin — Obtusifol from Haplophyllum obtusifolium
ConclusionsA new coumarin obtusifol, C15H16O6, with mp 149.5–150°C has been isolated fromHaplophyllum obtusifolium for the first time.The structure of 2′- orExpand
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Prantschimgin — A new coumarin from the roots ofPrangos tschimganica
Summary1. Isoimperatorin and oxypeucedanin have been found in the roots ofPrangos tschimganica B. Fedtsch.2. A new coumarin which we have called prantschimgin, has been isolated and its structure hasExpand
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