Uncommon Marine Steroids

Protection of hydroxyl groups as tert-butyldimethylsilyl derivatives

1972 • 1,814 citations

Identification of Plant Sterols Using Combined GLC/Mass Spectrometry

1967 • 369 citations

The 220 MHz NMR spectra of phytosterols

1976 • 344 citations

Mass spectrometry in structural and stereochemical problems. CXLVI. Mass spectrometric fragmentations typical of sterols wit unsaturated side chains

1968 • 302 citations

The occurrence of two new prostaglandin derivatives (15-epi-PGA2 and its acetate, methyl ester) in the Gorgonian Chemistry of Coelenterates. XV.

1969 • 246 citations

Chemistry of Marine Natural Products

1973 • 165 citations

Steroids from sponges

1974 • 155 citations

Dinosterol, the major sterol with a unique side chain in the toxic dinoflagellate, Gonyaulax tamarensis

1976 • 128 citations

Mass spectrometry in structural and stereochemical problems. CLXI. Elucidation of the course of the characteristic ring D fragmentation of steroids

1968 • 126 citations

NMR spectra of C-24 isomeric sterols

1972 • 102 citations

Occurrence of esters of (15S)-prostaglandin A2 and E2 in coral

1972 • 102 citations

Mass spectrometric investigations of some unsaturated sterols biosynthetically related to cholesterol

1967 • 100 citations

Sterols: Their Structure and Distribution

1962 • 100 citations

Structure and absolute configuration of the marine sterol gorgosterol

1970 • 97 citations

Demonstration of a biogenetically unprecedented side chain in the marine sterol, gorgosterol

1970 • 96 citations

The sterols of echinoderms

1972 • 86 citations

Occurrence of (24S)-24-methylcholesta-5, 22E-dien-3β-ol in the diatom Phaeodactylum tricornutum

1974 • 85 citations

Minor and trace sterols in marine invertebrates 1. General methods of analysis

1976 • 85 citations

A new marine sterol, 22-trans-24-norcholesta-5,22-dien-3β-ol

1970 • 79 citations

Molluscan Sterols: A Review

1972 • 77 citations

The identification of 28-isofucosterol in the marine green algae Enteromorpha intestinalis and Ulva lactuca

1968 • 75 citations

Sterols of the siphonous marine alga Codium fragile

1974 • 74 citations

Echinoderm sterols

1968 • 72 citations

Escape Responses in Marine Invertebrates

1972 • 72 citations

Sterols from the sponges Cliona celata grant and Hymeniacidon perleve montagu

1972 • 68 citations

Stereochemistry of 7,24(28)-stigmastadien-3β-OL and the fucosterols

1968 • 68 citations

Chemistry of coelenterates—VI. Occurrence of gorgosterol, A C30 sterol, in coelenterates and their zooxanthellae

1968 • 66 citations

Steroid Studies. VI.¹ Studies on the Constitution of Sargasterol

1958 • 58 citations

Crystal structure and absolute configuration of two cyclopropane containing marine steroids

1972 • 55 citations

Marine sterols: unique 3β-hydroxymethyl-<scp>A</scp>-nor-5α-steranes from the sponge Axinella verrucosa

1974 • 55 citations

Marine sterols: 19-nor-stanols from the sponge Axinella polypoides

1974 • 54 citations

The sterols of the echinoderm Asterias rubens

1973 • 54 citations

Calysterol: A C29 cyclopropene-containing marine sterol from the sponge Calyx nicaensis

1975 • 53 citations

Chemistry of coelenterates. XXII. New marine sterol possessing a side chain cyclopropyl group: 23-demethylgorgosterol

1970 • 52 citations

Sterols of scallop. part II structure of unknown sterols by combination gas-liquid chromatography and mass spectrometry

1976 • 51 citations

The identification of large amounts of cerebroside and cholesterol sulfate in the sea star, Asterias rubens

1972 • 51 citations

Separation of C27, C28 and C29 sterols by reversed-phase high-performance liquid chromatography on small particles

1976 • 50 citations

A new C-30 sterol (Z)-24-propylidenecholest-5-En-3β-ol (29-methylisofucosterol)

1971 • 49 citations

Sterols in Ascophyllum nodosum

1970 • 49 citations

5.alpha.-Pregn-9(11)-ene-3.beta.,6.alpha.-diol-20-one and 5.alpha.-cholesta-9(11),20(22)-diene-3.beta.,6.alpha.-diol-23-one. Two novel steroids from the starfish Acanthaster planci

1972 • 48 citations

Sterol Biosynthesis in Euglena gracilis Z.

1971 • 46 citations

Sterols in Porphyridium Species

1974 • 45 citations

Characterization of the Principal Steroidal Saponins of the Starfish Marthasterias glacialis: Structures of the Aglycones

1971 • 43 citations

CONTRIBUTIONS TO THE STUDY OF MARINE PRODUCTS. XIII. STEROLS FROM VARIOUS MARINE INVERTEBRATES

1943 • 43 citations

Marine sterols. VI(1). Sterols of the scallop, Patinopecten yessoensis

1975 • 43 citations

Comparative studies of ‘bile salts’. 14. Isolation from shark bile and partial synthesis of scymnol

1962 • 42 citations

Introduction of a 9(11) double bond into steroids by selective free-radical halogenation

1972 • 41 citations

Marine sterols with a new pattern of side-chain alkylation from the sponge Aplysina(=Verongia)Aerophoba

1972 • 41 citations

Identification of 22-cis-cholesta-5,22-dien-3β-ol and other scallop sterols by gas-liquid chromatography and mass spectrometry

1971 • 41 citations

Metabolism in porifera—II. Distribution of sterols

1973 • 41 citations

Über saponine der spirostanolreihe—XI

1964 • 40 citations

Double bond configurations of 24-ethylidine sterols

1968 • 39 citations

Marine sterols. V. 1 isolation and structure of occelasterol, a new 27-norergostane-type sterol, from an annelida, Pseudopotamilla occelata

1974 • 37 citations

Zoanthid sterols

1969 • 37 citations

Sterols of crustacea

1971 • 36 citations

Acansterol: a cyclopropane-containing marine sterol from Acanthaster planci

1971 • 35 citations

Sterols of some red algae

1975 • 35 citations

Stereoselective synthesis of two stereoisomers of demethylgorgosterol

1975 • 35 citations

Chemical studies of marine invertebrates. XXIII. A novel polyhydroxylated sterol from the soft coral Litophyton viridis (coelenterata, octocorallia, alcyonacea)

1976 • 34 citations

Stereochemistry of some steranes from geological sources

1975 • 33 citations

Cycloneolitsin, a cyclopropanoid triterpene ether with a novel side-chain

1969 • 32 citations

Occurrence of 23, 24-Dimethylcholesta-5, 22-dien-3β-ol in a Soft Coral, Sarcophyta elegans

1974 • 32 citations

Sur le sterol a 26 atomes de carbone de l'algue rouge Rhodymenia palmata

1974 • 32 citations

Metabolism in porifera-V, biosynthesis of 19-Nor-Stanols: Conversion of cholesterol into 19-nor-cholestanols by the spongeAxinella polypoides

1975 • 31 citations

The conversion of cholest-5-en-3β-ol into cholest-7-en-3β-ol by the echinoderms Asterias rubens and Solaster papposus

1975 • 31 citations

Marine sterols—II

1973 • 31 citations

Comparative studies of bile salts, myxinol disulphate, the principal bile salt of hagfish (Myxinidae)

1966 • 31 citations

Synthesis of corticosteroids from marine sources

1973 • 30 citations

A new sterol from an alcyonarian

1972 • 29 citations

Characterization of an acid hydrolysis product of starfish toxins as a 5.alpha.-pregnane derivative

1972 • 29 citations

Asteroid sterols

1972 • 28 citations

24ξ-Methylcholestane-3β,5a,6β,25-tetrql 25-monoacetate a novel polyhydroxylated steroid from an alcyonarian

1974 • 28 citations

Marine steroids. Part I. Structures of the principal aglycones from the saponins of the starfish, Marthasterias glacialis

1973 • 27 citations

New evidence for the structure of myxinol

1967 • 27 citations

Metabolism in porifera IV. Biosynthesis of the 3β-Hydroxymethyl-A-nor-5α-Steranes from cholesterol byAxinella verrucosa

1975 • 27 citations

Comparative studies of ‘bile salts’. 13. Bile acids of the leopard seal, Hydrurga leptonyx, and of two snakes of the genus Bitis

1961 • 27 citations

A new sterol from asterosaponins A and B

1972 • 27 citations

Contributions to the Study of Marine Products. XXXI. Palysterol and other Lipid Components of sea Anemones

1951 • 25 citations

Marine sterols—IV

1974 • 24 citations

24ξ-Methylcholestane-3β,5α,6β,12β,25-pentol 25-monoacetate, a novel polyoxygenated marine sterol

1975 • 24 citations

Synthesis of 24,28-didehydroaplysterol and X-ray crystal structure of aplysterol: unusual marine sterols

1973 • 24 citations

Thornasterol A and B, two genuine sapogenols from the starfish acanthaster planci

1975 • 24 citations

Metabolism in porifera—I. Some studies on the biosynthesis of fatty acids, sterols and bromo-compounds by the Sponge verongia aerophoba

1973 • 23 citations

Studies on asterosaponins—V

1973 • 22 citations

Sterols of Marine Algae

1974 • 22 citations

Steroids from starfish

1973 • 22 citations

Structure of a potential intermediate in cholesterol biosynthesis

1974 • 22 citations

Die Synthese von (24(28)Z)‐Δ^7.24(28)‐5α‐Stigmastadienol‐(3β)

1969 • 21 citations

Occurrence of 19-nor cholesterol and homologs in marine animals

1976 • 20 citations

Chemical studies of marine invertebrates. XVIII. Four novel polyhydroxylated steroids from Sinularia dissecta (Coelenterata, Octocorallia, Alcyonacea)

1976 • 19 citations

Chemical studies of marine invertebrates. XVI.

1976 • 19 citations

CONTRIBUTIONS TO THE STUDY OF MARINE PRODUCTS. XV. THE STEROLS OF STARFISH. II¹

1944 • 19 citations

Marine natural products: 5α-cholestane-3β,5,6β,9-tetrol: a polyhydroxylated steroid from the gorgonian pseudopterogorgia elisabethae

1976 • 18 citations

Crinosterol: a Unique Sterol from a Comatulid Crinoid

1967 • 18 citations

Novel marine sterols with modified bile acid side chain from the sea pen

1977 • 18 citations

Chromatography of saturated steroid hydrocarbons (steranes) on alumina

1976 • 18 citations

Two new sterols from Fucus evanescens

1972 • 17 citations

Sterols of the brown alga Sargassum fluitans

1973 • 17 citations

549. Scymnol sulphate and anhydroscymnol

1961 • 17 citations

5α-cholesta-9(11),17(20),24-triene-3β,6α-diol, a minor genin from the star fish acanthaster planci

1972 • 16 citations

Metabolism in porifera VI. Role of the 5,6 double bond and the fate of the C-4 of cholesterol during the conversion into 3β-hydroxymethyl-A-nor-5α-steranes in the spongeAxinella verrucosa

1976 • 16 citations

Observations on the Sterol Sulphates and Sterol Esters of the Echinoderm Asterias rubens

1973 • 16 citations

Marine Organic Chemistry. II. Synthesis of 3β,6α-Dihydroxy-5α-pregn-9(11)-en-20-one, the major Sapogenin of the Starfish Asteriasforbesi

1974 • 15 citations

Isolation of 24-Oxochloesterol from the Marine Brown Alga Pelvetia canaliculata (Phaeophyceae).

1970 • 15 citations

Marine Sterols. I. Sterols of Annelida, Pseudopotamilla occelata MOORE

1973 • 14 citations

Marine Organic Chemistry. I. Isolation of 3β,6α-Dihydroxy-5α-pregn-9(11)-en-20-one from the Saponins of the Starfish Asterias forbesi. A Rapid Method for Extracting Starfish Saponins

1973 • 14 citations

Synthesis of a novel C26 marine sterol

1971 • 14 citations

Constituents of Bosistoa euodiformis (Rutaceae). Structure and synthesis of bosistoin, a triterpene with a C33 skeleton

1975 • 12 citations

A novel steroid, 3β, 6α, 23ξ - trihydroxy - 5α - cholest - 9(11) - en, from asterosaponins

1972 • 12 citations

A new steroidal sulfate obtained from a starfish saponin, asterosaponin a

1973 • 12 citations

Marine steroids. Part III. On the structure of marthasterone glucoside, from the starfish Marthasterais glacialis

1976 • 11 citations

Addition of dichlorocarbene to steroidal olefins. Preparation of a stereoisomer of demethylgorgosterol, a cyclopropane-containing marine sterol

1974 • 11 citations

A novel steroid, 3β,6α,15α,24&lt;-tetrahydroxy-5α-cholestane from asterosaponins

1974 • 11 citations

Comparative studies of bile salts. 16-Deoxymyxinol, a second bile alcohol from hagfish

1969 • 11 citations

Nuclear-magnetic-resonance and mass-spectral study of myxinol tetra-acetate

1966 • 11 citations

A new C5429-sterol, 23,24-dimethylcholesta-5,23-dien-3.BETA.-ol from soft coral.

1977 • 10 citations

New syntheses of theΔ5,22 cis and trans C26 and C27 sterols dimethyl-24 chola-5, 22 dien-3β OL and cholesta-5,22 dien-3β OL

1974 • 9 citations

Investigations of the capacity of synthesizing 3β-sterols in mollusca—XIV. Biosynthesis and composition of sterols in some bivalves (Eulamellibranchia)

1975 • 9 citations

The sterols of the echinoderm,Ctenodiscus crispatus retzius

1973 • 9 citations

Quantification of a saponin steroid from the starfish Asterias Vulgaris

1976 • 9 citations

Isolation and Structure of a New Steroid, Asterosapogenine I, from Asterosaponins A and B

1972 • 8 citations

Gorgostanol, a Novel C30 Sterol from an Asteroid, Acahthaster planci

1974 • 8 citations

Characterization of 3β-hydroxy-5α-cholesta-9(11),20(22)-dien-23-one-6α- YL-β-D-6′-deoxy glucoside from the starfish

1973 • 8 citations

Sur l'origine de la double liaison en position 22,23 des phytostérols

1970 • 8 citations

Steroide aus Asterias rubens/ Steroids from Asterias rubens

1973 • 7 citations

cis-Isomer of the C₂₆marine sterol 24,24-dimethyl-5α-chol-22-en-3β-ol

1973 • 7 citations

Marine Sterols. III. Synthesis of Asterosterol, a Novel C&lt;SUB&gt;26&lt;/SUB&gt; Sterol from Asteroids

1974 • 7 citations

Sterols of the jellyfishperiphylla periphylla. Identification of isofucostanol.

1975 • 7 citations

Synthesis of Asterosterol, a Novel C26 Marine Sterol.

1974 • 6 citations

A New C22-Steroid in the Clam, Tapes philippinarum

1971 • 6 citations

Isolation and Identification of Spawning Inhibitors from Ovaries of the Starfish,Asterias amurensis

1972 • 6 citations

Marine steroids. Part II. A synthesis of 3β,6α-dihydroxy-5α-pregn-9(11)-en-20-one

1975 • 6 citations

Synthesis of 3β,6α-dihydroxy-5α-pregn-9(11)-en-20-one

1972 • 5 citations

Nuclear-magnetic-resonance and mass-spectral study of 16-deoxymyxinol

1969 • 5 citations

Isolation of a Novel C28-Sterol, 24-Methylcholesta-7, 22, 25-trien-3β-ol from a starfish, Leiaster leachii

1974 • 5 citations

A new C28-sterol: Isolation of 22-cis-24-Ξ-methylcholesta-5,22-dien-3β-ol

1974 • 4 citations

The crystal and molecular structure of the p‐iodobenzoate of 23‐demethylgorgosterol

1973 • 3 citations

Isolation of a C27-sterol with a unique side-chain from a starfish, Leiaster leachii.

1976 • 2 citations