H. Sashida

发表

Sigmatropic Rearrangement of Cyclic α-Vinyl Sulfonium Imides : Formation of Thiazocine, Thiazonine, and Thiazecine Derivatives

T. Tsuchiya, H. Sashida, 1986 .

Thermal ring expansion of 2-vinylthiacycloalkane N-imides by [2,3]-sigmatropic rearrangement

T. Tsuchiya, H. Sashida, 1984 .

A simple one-pot synthesis of [1]benzotelluro[3,2-b][1]-benzotellurophenes and its selenium and sulfur analogues from 2,2′-dibromodiphenylacetylene†

H. Sashida, Syuji Yasuike, 1998 .

Tin-tellurium exchange reaction in tin-containing heterocycles: a new entry for the preparation of tellurium heterocycles

H. Sashida, M. Kaname, Kazuo Ohyanagi, 2010 .

Tandem addition–cyclization of o-ethynylphenyl isothiocyanates with N nucleophiles; difference of cyclization mode between primary and secondary amines☆

H. Sashida, M. Kaname, 2012 .

Thermal ring expansion of 2-azidoselenochromenes: First synthetic examples of 1,3-benzoselenazepines

H. Sashida, Hiroshi Minamida, 2004 .

Studies on tellurium-containing heterocycles. Part 22. Tellurazepine ring system: preparation of 1,5-benzotellurazepin-4-ones and their conversion into fully unsaturated 1,5-benzotellurazepines.

H. Sashida, Hirohito Satoh, 2004, Chemical & pharmaceutical bulletin.

Palladium-Catalyzed Intramolecular Cyclization of o-Ethynylbenzoic Acids and o-Ethynylbenzamides: Preparation of Isocoumarins and Isoquinolin-1-ones

H. Sashida, A. Kawamukai, 1999 .

Studies on chalcogen-containing heterocycles. Part 38: Regio- and stereoselective tandem addition–iodocyclization of 2-ethynylphenyl isothiocyanates with N- and O-nucleophiles affording 4-(iodoalkylidene)benzo[ d ][1,3]thiazines

M. Minoura, H. Sashida, M. Kaname, 2013 .

An alternative convenient synthesis of piperidazine-3-carboxylic acid derivatives.

S. Yoshifuji, H. Sashida, M. Kaname, 2009, Chemical & pharmaceutical bulletin.

Syntheses and Reactions of Chalcogen-containing Heterocycles.

H. Sashida, 2016, Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan.

Preparations of selenium-containing heterocycles based on an intramolecular cyclization of selenols and relatives

H. Sashida, 2011 .

Palladium-Catalyzed Intramolecular Cyclization of o-Ethynylbenzoic Acids and o-Ethynylbenzamides: Preparation of Isocoumarins and Isoquinolin-1-ones

H. Sashida, A. Kawamukai, 1999 .

An efficient stereospecific preparation of (Z)‐3‐methylidene‐selenophthalides and (z)‐3‐methylidenetellurophthalides

H. Sashida, Atsusbi Kawamukai, 1998 .

Studies on tellurium-containing heterocycles. Part 18. Preparation and structure of 2-benzotelluropyrylium salts and 2-benzoselenopyrylium salts

K. Akiba, M. Minoura, H. Sashida, 2002 .

Studies on Diazepines. XXIX. Syntheses of 3H- and 5H-1, 4-Benzodiazepines from 3-Azidoquinolines

T. Tsuchiya, A. Fujii, H. Sashida, 1987 .

Ruthenium Tetroxide Oxidation of N -Acyl Amines and Related Compounds

S. Yoshifuji, H. Sashida, M. Kaname, 2011 .

RUTHENIUM TETROXIDE OXIDATION OF N,N'-DIBOC HEXAHYDROPYRIDAZINES

S. Yoshifuji, H. Sashida, M. Kaname, 2009 .

Ruthenium tetroxide oxidation of cyclic N-acylamines by a single layer method: formation of ω-amino acids

S. Yoshifuji, H. Sashida, M. Kaname, 2008 .

Studies on Chalcogen‐Containing Heterocycles. Part 38. Regio‐ and Stereoselective Tandem Addition—Iodocyclization of 2‐Ethynylphenyl Isothiocyanates with N‐ and O‐Nucleophiles Affording 4‐(Iodoalkylidene)benzo[d][1,3]thiazines.

M. Minoura, H. Sashida, M. Kaname, 2013 .

Studies on chalcogen-containing heterocycles. Part 37: m-CPBA oxidation of isotellurochromenes and isoselenochromenes

M. Minoura, H. Sashida, M. Kaname, 2012 .

RAPID ONE-POT VERSATILE PREPARATION OF 2-AMINOBENZO-THIAZOLES BY HIGHLY EFFICIENT COPPER(I)-CATALYZED INORGANIC BASE-FREE INTRAMOLECULAR CYCLIZATION (Dedicated to Dr. Albert Padwa on his 75th birthday)

H. Sashida, M. Kaname, 2012 .

Tandem addition–cyclization of o-ethynylphenyllithiums and isoselenocyanates: a convenient preparation of functionalized benzo[c]selenophenes

H. Sashida, M. Kaname, 2011 .

One-pot copper-catalyzed tandem addition-cyclization of 2-iodoanilines with isoselenocyanates for the practical preparation of 2-aminobenzoselenazoles

M. Minoura, H. Sashida, M. Kaname, 2011 .

Regioselective electrophilic cyclization of o-ethynylbenzyl phenyl selenides to (Z)-1-methylidene-2-phenyl-1,3-dihydro-1H-benzo[c]selenophenium salts ☆

M. Minoura, Hirokazu Suzuki, H. Sashida, 2010 .

A Facile and Practical Solvent-FreeOne-Pot Synthesis of (Z)-4-Methylene-3-selenaquinolineDerivatives from o-Ethynylanilines andIsoselenocyanates¹

M. Minoura, Chao Pan, H. Sashida, 2010 .

A straightforward double intramolecular cyclization of dibenzyl dichalcogenols into a triple bond

M. Minoura, Hirokazu Suzuki, H. Sashida, 2010 .

2-substituted isotellurochromenium salt derivatives: preparations, structures, spectroscopic properties

M. Minoura, H. Sashida, Shoko Nakabayashi, 2010 .

Novel Oxidative Ring Opening Reaction of 1H-Isotelluro-chromenes to Bis(o-formylstyryl) Ditellurides

H. Sashida, M. Kaname, Kazuo Ohyanagi, 2010, Molecules.

A New One-Pot Synthetic Methodfor Selenium-Containing Medium-Sized α,β-UnsaturatedCyclic Ketones

H. Sashida, M. Kaname, A. Nakayama, 2008 .

1-Benzoselenopyrylium Salts and 1-Benzotelluropyrylium Salts: Preparations,Structures and Reactions

H. Sashida, 2007 .

Preparations of Heterocycles by Intramolecular Cyclization of Tellurols and Related Compounds to a Triple Bond

H. Sashida, 2001 .

Thermal intramolecular cyclization of 2-ethynylpyridine N-ylides to indolizines and cyclazines

T. Tsuchiya, H. Sashida, Masanobu Kato, 1984 .

FIRST CONSTRUCTION OF BENZOTELLURAZEPINE RING SYSTEM, 4-METHOXY-1,5-BENZOTELLURAZEPINES

H. Sashida, 1998 .

A synthesis of (±)-Δ2-α-Lycoren-7-one, the key intermediate for the total synthesis of (±)-lycorine

Y. Iitaka, O. Hoshino, B. Umezawa, 1984 .

An alternative general preparation of 2-alkyl-1-benzostannepines and their conversion into 1-benzostibepines and 1-benzoborepines via a tin–metal exchange

H. Sashida, A. Kuroda, 2000 .

Synthesis of the first examples of 1-benzotellurepines and 1-benzoselenepines

Koichi Ito, T. Tsuchiya, H. Sashida, 1993 .

3-Benzotellurepines: the first examples of tellurepines

T. Tsuchiya, H. Sashida, H. Kurahashi, 1991 .

Studies on tellurium-containing heterocycles. Part 20. Reactions of 2-benzoselenopyrylium salts and 2-benzotelluropyrylium salts with nucleophiles: formation of 1-functionalized 1H-isoselenochromenes and 1H-isotellurochromenes.

H. Sashida, Kazuo Ohyanagi, 2004, Chemical & pharmaceutical bulletin.

Studies of Seven-Membered Heterocycles. XXXII. : Synthesis of N-Unsubstituted 1H-1, 4-Benzodiazepines Stabilized by Intramolecular Hydrogen Bonding

T. Tsuchiya, H. Sashida, M. Kaname, 1990 .

Studies on Diazepines. XXVII. Syntheses of Fully Unsaturated 1H-and 3H-1, 4-Benzodiazepines from 4-Quinolyl Azides

T. Tsuchiya, H. Sashida, A. Fujii, 1987 .

1-Benzostannepines: first synthesis and novel conversion into 1-benzo-borepines, -stibepines and -tellurepines

H. Sashida, 1998 .

A STEREOSPECIFIC PREPARATION OF (E)-1,1-DIMETHYL-2-METHYLIDENESILACHROMENES BY PLATINUM-CATALYZED INTRAMOLECULAR HYDROSILYLATION

H. Sashida, Atsuhiro Kudoda, 1999 .

A Stereospecific Preparation of (E)‐1,1‐Dimethyl‐2‐methylidenesilachromenes by Platinum‐Catalyzed Intramolecular Hydrosilylation.

H. Sashida, Atsuhiro Kudoda, 1999 .

Thermal rearrangements of cyclic amine ylides. VIII: Intramolecular cyclization of 2-ethynylpyridine N-ylides into indolizines and cycl[3.2.2]azines

T. Tsuchiya, H. Sashida, Masanobu Kato, 1988 .

A Convenient One-Pot Preparation of Benzo[b]-tellurophenes,-selenophenes, and -thiophenes from o-Bromoethynylbenzenes

T. Tsuchiya, H. Sashida, Kunio Sadamori, 1998 .

A facile preparation of 1-benzoselenopyrylium salts1†

H. Sashida, Hiroshi Minamida, 2000 .

Reactions of 1-benzoselenopyrylium salts with nucleophiles: Formation of functionalised selenochromenes1†

H. Sashida, Kenji Yamamoto, Hiroshi Minamida, 2000 .

A Convenient One-Pot Preparation of Benzo[b]-tellurophenes, -selenophenes, and -thiophenes from o-Bromoethynylbenzenes.

T. Tsuchiya, H. Sashida, Kunio Sadamori, 1998 .

Studies on tellurium-containing heterocycles. Part 10.1 2-Benzotelluropyrylium salts: first preparation and reactions with Grignard reagents

H. Sashida, Kazuo Ohyanagi, 1998 .

Studies on seven-membered heterocycles. XXXV: Synthesis of the group 16 1-benzoheteroepines involving the first examples of 1-benzotellurepine and 1-benzoselenepine rings

Koichi Ito, T. Tsuchiya, H. Sashida, 1995 .