Hayakawa Y, Takamura K. [Polarographic study of the reaction of vitamin K3 with thiol compounds in aqueous ethanol (author's transl)]. YAKUGAKU ZASSHI 1975;95:1173-8. [PMID: 1238526 DOI: 10.1248/yakushi1947.95.10_1173] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]

Gomi K, Kono M, Hayakawa Y, Katayama T, Fujimori I. [Clinical studies on talampicillin hydrochloride]. KANSENSHOGAKU ZASSHI. THE JOURNAL OF THE JAPANESE ASSOCIATION FOR INFECTIOUS DISEASES 1975;49:509-13. [PMID: 815463 DOI: 10.11150/kansenshogakuzasshi1970.49.509] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]

Hayakawa Y, Sakai M, Noyori R. A NEW ROUTE TO NEZUKONE. CHEM LETT 1975. [DOI: 10.1246/cl.1975.509] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]

Hayakawa Y, Noyori R. The Stereoselective Reduction of Tropinone to Tropine. BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 1974. [DOI: 10.1246/bcsj.47.2617] [Citation(s) in RCA: 16] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]

Yarita T, Shirakabe H, Hayakawa Y, Yamanaka K, Ryokawa M. [Gastric deformation in linear ulcer of the gastric body]. NIHON SHOKAKIBYO GAKKAI ZASSHI = THE JAPANESE JOURNAL OF GASTRO-ENTEROLOGY 1974;71:1050-5. [PMID: 4477229] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]

Hayakawa Y, Takamura K. [Reaction of vitamin K3 with cysteine in aqueous ethanol and consecutive determination of vitamins K (author's transl)]. YAKUGAKU ZASSHI 1974;94:1070-6. [PMID: 4476774 DOI: 10.1248/yakushi1947.94.9_1070] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]

Noyori R, Makino S, Baba Y, Hayakawa Y. A new route to tropanes. Tetrahedron Lett 1974. [DOI: 10.1016/s0040-4039(01)82403-5] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Noyori R, Hayakawa Y, Makino S, Takaya H. A CONVENIENT ROUTE TO 4,5-HOMOTROPONES. CHEM LETT 1973. [DOI: 10.1246/cl.1973.3] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]

Yamada K, Aoki K, Nagase H, Hayakawa Y, Hirata Y. Synthetic studies on spirovetivanes. II. Stereospecific total synthesis of dl-hinesol, dl-α-vetispirene, and dl-β-vetispirene (dl-β-isovetivenene). Tetrahedron Lett 1973. [DOI: 10.1016/s0040-4039(01)87386-x] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]

Yamada K, Nagase H, Hayakawa Y, Aoki K, Hirata Y. Synthetic studies on spirovetivanes. I. Spirocondensation of a 4-(3′-formylpropyl)-3-cyclohexenone and stereospecific total synthesis of d1-β-vetivone. Tetrahedron Lett 1973. [DOI: 10.1016/s0040-4039(01)87385-8] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]

Aoki K, Kato M, Suzuki M, Hayakawa Y, Nakamura H, Yamada K, Hirata Y. Abnormal ozonolysis of allyl acetates: a structural factor. ACTA ACUST UNITED AC 1973. [DOI: 10.1039/c39730000618] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]

Suzuki M, Hayakawa Y, Aoki K, Nagase H, Nakamura H, Yamada K, Hirata Y. Stereochemistry of intermediates in the syntheses of alkaloids. Tetrahedron Lett 1973. [DOI: 10.1016/s0040-4039(01)95654-0] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2022]

Yamada K, Suzuki M, Hayakawa Y, Aoki K, Nakamura H. Total synthesis of dl-dendrobine. J Am Chem Soc 1972;94:8278-80. [PMID: 5079977 DOI: 10.1021/ja00778a083] [Citation(s) in RCA: 33] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]

Hayakawa Y, Nakamura H, Aoki K, Suzuki M, Yamada K, Hirata Y. Synthetic intermediate potentially useful for the synthesis of dendrobine. Tetrahedron 1971. [DOI: 10.1016/s0040-4020(01)90769-0] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Hayakawa Y, Ogawa Y, Ikuta S. [Anti-Au-antibody produced by immunization of animals--experimental methods and specificity of Au-antibody 1]. NIHON RINSHO. JAPANESE JOURNAL OF CLINICAL MEDICINE 1970;28:2712-5. [PMID: 5529793] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]

Kozuka M, Hayakawa Y. [Meditating on the nursing of a terminal patient. How to look at death: one way to consider it]. [KANGO] JAPANESE JOURNAL OF NURSING 1969;21:57-60. [PMID: 5197539] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]

Yamada K, Takada S, Hayakawa Y, Hirata Y. Synthesis of 2-Methoxycarbonyl-5-methyl-7-methoxy-8-isopropyltetrahydronaphthalen-1-one and Rearrangement of Isopropyl Group of γ-(5-Isopropyl-4-methoxy-2-methylphenyl)-butyric Acid in Polyphosphoric Acid Cyclization. BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 1969. [DOI: 10.1246/bcsj.42.3011] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]

Kono R, Hayakawa Y, Hibi M, Ishii K. Experimental vertical transmission of rubella virus in rabbits. Lancet 1969;1:343-7. [PMID: 4179354 DOI: 10.1016/s0140-6736(69)91301-4] [Citation(s) in RCA: 51] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]

Hayakawa Y, Fueno T, Furukawa J. Catalysts for asymmetric-induction polymerization of benzofuran. II. Properties and catalyses of some binary systems containing the menthoxy group. ACTA ACUST UNITED AC 1967. [DOI: 10.1002/pol.1967.150050826] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]

Tsunoda T, Hayakawa Y. [Concentrated listening training by a tape recorder and preservation of hearing in children with hearing disorders]. JIBI INKOKA OTOLARYNGOLOGY 1966;38:1391-402. [PMID: 6009518] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]