ON THE STRUCTURE OF THE MAJOR SAPONIN FROM THE STARFISH ACANTHASTER PLANCI.KITAGAWA I; KOBAYASHI M.1977; TETRAHEDRON LETTERS; G.B.; DA. 1977; NO 10; PP. 859-862; BIBL. 10 REF.Article

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SAPONIN AND SAPOGENOL. XII. MI-SAPONIN A AND MI-SAPONIN B, TWO MAJOR BISDESMOSIDES FROM THE SEED KERNELS OF MADHUCA LONGIFOLIA (L.) MACBRIDE.KITAGAWA I; INADA A; YOSIOKA I et al.1975; CHEM. PHARM. BULL.; JAP.; DA. 1975; VOL. 23; NO 10; PP. 2268-2278; BIBL. 18 REF.Article

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SAPONIN AND SAPOGENOL. XV. ANTIFUNGAL GLYCOSIDES FROM THE SEA CUCUMBER STICHOPUS JAPONICUS SELENKA. II. STRUCTURES OF HOLOTOXIN A AND HOLOTOXIN BKITAGAWA I; SUGAWARA T; YOSIOKA I et al.1976; CHEM. PHARM. BULL.; JAP.; DA. 1976; VOL. 24; NO 2; PP. 275-284; BIBL. 27 REF.Article

SAPONIN AND SAPOGENOL. XVIII. 11-0-ARABINOPYRANOSYL-METAGENIN AND 11-O-ARABINOPYRANOSYL-3-EPI-METAGENIN FROM THE EPIGEOUS PART OF METANARTHECIUM LUTEO-VIRIDE MAXIM.KITAGAWA I; KWANG SIK IM; MORII Y et al.1976; CHEM. PHARM. BULL.; JAP.; DA. 1976; VOL. 24; NO 12; PP. 3114-3119; BIBL. 18 REF.Article

SAPONIN AND SAPOGENOL. XXIV. THE STRUCTURE OF MI-SAPONIN C, A BISDESMOSIDE OF PROTOBASSIC ACID FROM THE SEED KERNELS OF MADHUCA LONGIFOLIA (L.), MACBRIDE.KITAGAWA I; SHIRAKAWA K; YOSHIKAWA M et al.1978; CHEM. PHARM. BULL.; JPN; DA. 1978; VOL. 26; NO 4; PP. 1100-1110; BIBL. 20 REF.Article

LINARIENONE, A NEW CIS CLERODANE-TYPE DITERPENE FROM THE SUBTERRANEAN PART OF LINARIA JAPONICA MIQ.KITAGAWA I; YOSHIHARA M; KAMIGAUCHI T et al.1977; TETRAHEDRON LETTERS; G.B.; DA. 1977; NO 14; PP. 1221-1224; BIBL. 10 REF.Article

SAPONIN AND SAPOGENOL. XXI. PHOTOCHEMICAL CLEAVAGE OF GLYCOSIDE LINKAGE IN TRITERPENOIDAL AND STEROIDAL ARABINOSIDE AND GALACTOSIDE VIA ULTRAVIOLET IRRADIATION OF THEIR 2'-KETO DERIVATIVES.KITAGAWA I; KWANG SIK IM; FUJIMOTO Y et al.1977; CHEM. PHARM. BULL.; JAP.; DA. 1977; VOL. 25; NO 4; PP. 800-808; BIBL. 19 REF.Article

STRUCTURE OF HOLOTOXIN A, A MAJOR ANTIFUNGAL GLYCOSIDE OF STICHOPUS JAPONICUS SELENKAKITAGAWA I; SUGAWARA T; YOSIOKA I et al.1974; TETRAHEDRON LETTERS; G.B.; DA. 1974; NO 47; PP. 4111-4114; BIBL. 9 REF.Article

STRUCTURE OF HOLOTHURIN A. A BIOLOGICALLY ACTIVE TRITERPENE-OLIGOGLYCOSIDE FROM THE SEA CUCUMBER HOLOTHURIA LEUCOSPILOTA BRANDTKITAGAWA I; NISHINO T; KYOGOKU Y et al.1979; TETRAHEDRON LETTERS; GBR; DA. 1979; NO 16; PP. 1419-1422; BIBL. 18 REF.Article

ON THE CONSTITUENTS OF LINARIA JAPONICA MIQ. III. THE STRUCTURE OF LINARIENONE, A NEW CIS-CLERODANE-TYPE DITERPENE.KITAGAWA I; YOSHIHARA M; KAMIGAUCHI T et al.1978; CHEM. PHARM. BULL.; JAP.; DA. 1978; VOL. 26; NO 1; PP. 79-87; BIBL. 17 REF.Article

A NEW SYNTHETIC APPROACH TO AMINOGLYCOSIDE ANTIBIOTICS BY USE OF OXIDATIVE DECARBOXYLATION AND REDUCTIVE DEACETOXYLATION AS KEY-REACTIONSYOSHIKAWA M; IKEDA Y; KAYAKIRI H et al.1982; TETRAHEDRON LETT.; ISSN 0040-4039; GBR; DA. 1982; VOL. 23; NO 45; PP. 4717-4720; BIBL. 14 REF.Article

INFLUENCE OF MOULD DESIGN ON THE SOLIDIFICATION AND SOUNDNESS OF HEAVY FORGING INGOTSTASHIRO K; WATANABE S; KITAGAWA I et al.1981; TETSU TO HAGANE; JPN; DA. 1981-01; VOL. 67; NO 1; PP. 103-112; BIBL. 14 REF.Article

SAPONIN AND SAPOGENOL. XXIX: SELECTIVE CLEAVAGE OF THE GLUCURONIDE LINKAGE IN OLIGOGLYCOSIDES BY ANODIC OXIDATIONKITAGAWA I; KAMIGAUCHI T; OHMORI H et al.1980; CHEM. PHARM. BULL.; ISSN 0009-2363; JPN; DA. 1980; VOL. 28; NO 10; PP. 3078-3086; BIBL. 22 REF.Article

ON THE CONSTITUENTS OF LINARIA JAPONICA MIQ. II. THE STRUCTURE OF LINARIDIAL, A NEW CIS-CLERODANE-TYPE DITERPENE DIALDEHYDE.KITAGAWA I; YOSHIHARA M; TANI T et al.1976; CHEM. PHARM. BULL.; JAP.; DA. 1976; VOL. 24; NO 2; PP. 294-302; BIBL. 21 REF.Article

SPERGULATRIOL, A NEW BISNOR-TRITERPENOID SAPOGENOL FROM THE ROOT OF MOLLUGO SPERGULA L.KITAGAWA I; YAMANAKA H; NAKANISHI T et al.1976; TETRAHEDRON LETTERS; G.B.; DA. 1976; NO 27; PP. 2327-2330; BIBL. 9 REF.Article

BIOGENETICALLY PATTERNED TRANSFORMATION OF EUDESMANOLIDE TO EREMOPHILANOLIDE. II. STRUCTURES OF MINOR PRODUCTS OBTAINED BY ACID TREATMENT OF 5ALPHA ,-6ALPHA -EPOXY-EUDESMAN-8BETA ,12-OLIDEKITAGAWA I; SHIBUYA H; TAKENO H et al.1976; CHEM. PHARM. BULL.; JAP.; DA. 1976; VOL. 24; NO 1; PP. 56-60; BIBL. 7 REF.Article

BIOGENETICALLY PATTERNED TRANSFORMATION OF EUDESMANOLIDE TO EREMOPHILANOLIDE. III. ACID TREATMENT OF 4ALPHA , 5ALPHA -EPOXY-EUDESMAN-8BETA , 12-OLIDEKITAGAWA I; TAKENO H; SHIBUYA H et al.1975; CHEM. PHARM. BULL.; JAP.; DA. 1975; VOL. 23; NO 11; PP. 2686-2695; BIBL. 13 REF.Article

CHEMICAL INVESTIGATION OF CEYLONESE PLANTS. VII. EXTRACTIVES OF CALOPHYLLUM THWAITESII PLANCH AND TRIANA AND CALOPHYLLUM WALKERI WIGHT (GUTTIFERAE)MAHILAL DAHANAYAKE; KITAGAWA I; RATNASWAMY SOMANATHAN et al.1974; J. CHEM. SOC., PERKIN TRANS., 1; G.B.; DA. 1974; NO 22; PP. 2510-2514; BIBL. 25REF.Article

CHEMICAL INVESTIGATION OF CEYLONESE PLANTS. VII. EXTRACTIVES OF CALOPHYLLUM THWAITESII. PLANCH AND TRIANA AND CALOPHYLLUM WALKERI WIGHT (GUTTIFERAE)MAHILAL DAHANAYAKE KITAGAWA I; RATNASWAMY SOMANATHAN SULTANBAWA MUS.1974; J. CHEM. SOC., PERKIN TRANS., 1; G.B.; DA. 1974; NO 22; PP. 2510-2514; BIBL. 25 REF.Article

SOIL BACTERIAL HYDROLYSIS LEADING TO GENUINE AGLYCONE. IX. A STEROIDAL PROSAPOGENOL OF NEW TYPE FROM EPIGEOUS PART OF METANARTHECIUM LUTEO-VIRIDE MAXIM. AND CHARACTERIZATION OF 3-EPI-METAGENIN = HYDROLYSE PAR BACTERIES DU SOL PRODUISANT UNE AGLYCONE VRAIE. IX. UN PROSAPOGENOL STEROIDIQUE D'UN NOUVEAU TYPE ISOLE DE LA PARTIE DE M.L.-V. M.; CARACTERISATION DE L'EPI-3 METAGENINEYOSIOKA I; IMAI K; MORII Y et al.1974; TETRAHEDRON; G.B.; DA. 1974; VOL. 30; NO 15; PP. 2283-2291; BIBL. 21REF.Article

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SAPONIN AND SAPOGENOL. XIX. SELECTIVE CLEAVAGE OF THE GLUCURONIDE LINKAGE IN SAPONIN BY LEAD TETRAACETATE OXIDATION FOLLOWED BY ALKALI TREATMENT.KITAGAWA I; YOSHIKAWA M; KWANG SIK IM et al.1977; CHEM. PHARM. BULL.; JAP.; DA. 1977; VOL. 25; NO 4; PP. 657-666; BIBL. 17 REF.Article

CONSTITUENTS OF THE LICHEN IN THE GENUS HYPOGYMNIA. I. OXYPHYSODIC ACID A NEW DEPSIDONE FROM HYPOGYMNIA ENTEROMORPHA (ACH.) NYL.HIRAYAMA T; FUJIKAWA F; YOSIOKA I et al.1976; CHEM. PHARM. BULL.; JAP.; DA. 1976; VOL. 24; NO 7; PP. 1596-1601; BIBL. 17 REF.Article