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1

Studies on the Synthesis of Furan Derivatives. XLII. : Reaction of the Furan-isocyanates and Thioisocyanates with Wittig Reagents

SAIKACHI, HARUO, TAKAI, KEIJI

Journal:

YAKUGAKU ZASSHI

Year:

1969

File:

PDF, 621 KB

1969

2

Studies on the Synthesis of Furan Derivatives. : XXXIX. The Preparation of 5-Nitro-2-furyl Isocyanate and Its Related Compounds

SAIKACHI, HARUO, TAKAI, KEIJI

Journal:

YAKUGAKU ZASSHI

Year:

1968

File:

PDF, 744 KB

1968

3

The demonstration of a diamagnetic and paramagnetic ring current in fully unsaturated 15-membered cyclic systems

Haru Ogawa, Masaharu Kubo, Haruo Saikachi

Journal:

Tetrahedron Letters

Year:

1971

Language:

english

File:

PDF, 209 KB

english, 1971

4

Synthesis of thiazoles and imidazoles from isothiocyanates and tosylmethyl isocyanide. Base-induced ring transformation of 5-amino-1,3-thiazoles to imidazole-5-thiols

Simon P. J. M. van Nispen, Jacob H. Bregman, Douwe G. van Engen, Albert M. van Leusen, Haruo Saikachi, Tokujiro Kitagawa, Hideaki Sasaki

Journal:

Recueil des Travaux Chimiques des Pays-Bas

Year:

1982

Language:

english

File:

PDF, 687 KB

english, 1982

5

Studies on the diamagnetic shifts in 4:7,10:13-dioxido[15]annulenone systems

Haru Ogawa, Mitutaka Yoshida, Haruo Saikachi

Journal:

Tetrahedron Letters

Year:

1972

Language:

english

File:

PDF, 222 KB

english, 1972

6

Synthesis of Furan Derivatives. XV. 5-Nitrofuryl Polyene Aldehydes

Saikachi, Haruo, Ogawa, Haru

Journal:

Journal of the American Chemical Society

Year:

1958

Language:

english

File:

PDF, 467 KB

english, 1958

7

An Improved Synthesis of ω-(5-Nitro-2-furyl)-polyenoic Acid Derivatives

OGAWA, Haru, SAIKACHI, Haruo

Journal:

Year:

1972

File:

PDF, 121 KB

1972

8

Studies on Synthesis of Coumarin Derivatives. XV. On the Preparation of Ethyl Pyranobenzoxazole-carboxylates.

Saikachi, Haruo, Ichikawa, Masataka

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1966

File:

PDF, 645 KB

1966

9

Studies on Synthesis of Coumarin Derivatives. XIX. On te Preparation of (2-Methyloxazolo) coumarin-3-carboxylic Acid Derivatives

Saikachi, Haruo, Ichikawa, Masataka

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1966

File:

PDF, 596 KB

1966

10

Synthesis of Furan Derivatives. XL. Synthesis of (5-Nitro-2-furyl)-methylated Polyenals

SAIKACHI, HARUO, OGAWA, HARU

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1969

File:

PDF, 982 KB

1969

11

Synthesis of the Furan Derivatives. XLIV. Oxidation of Dimethyl Sulfonium Bromides in Dimethyl Sulfoxide Solution

SAIKACHI, HARUO, MATSUO, JUNRO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1969

File:

PDF, 522 KB

1969

12

Synthesis of Furan Derivatives. LVII. The Reaction of Keto Acetylenic Esters with Carbonyl Reagents

SAIKACHI, HARUO, KITAGAWA, TOKUJIRO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1971

Language:

english

File:

PDF, 865 KB

english, 1971

13

Synthesis of Furan Derivatives. XLV. A New Acid catalyzed Cyclization of sterically Hindered cis Alkenals

SAIKACHI, HARUO, OGAWA, HARU, SATO, KATUTOSHI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1969

File:

PDF, 990 KB

1969

14

Reaction of Aromatic p-Substituted Bisphosphoranes with Bisaldehydes

SAIKACHI, HARUO, MUTO, HIROSHI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1971

Language:

english

File:

PDF, 1.65 MB

english, 1971

15

Synthesis of Furan Derivatives. LIX. Synthesis of 5-Substituted-2-(2-furyl)-1, 3, 4-oxadiazoles from 1-Furoyl-2-arylidenehydrazine with Lead Tetraacetate

SAIKACHI, HARUO, SHIMOJO, NOBUHIRO, UEHARA, YASUJIRO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1972

File:

PDF, 639 KB

1972

16

Synthesis of furan derivatives. Synthesis of furanpolycarboxylic acid.

SAIKACHI, HARUO, KITAGAWA, TOKUJIRO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1977

File:

PDF, 435 KB

1977

17

Synthesis of furan derivatives. LXXXIII. Kinetics of acyl azide formation of carboxylic acids with diphenyl phosphorazidate.

SAIKACHI, HARUO, KITAGAWA, TOKUJIRO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1977

File:

PDF, 758 KB

1977

18

Reaction of tosylmethyl isocyanide with methyl 3-substituted propiolates as acetylenic Michael acceptors.

SAIKACHI, HARUO, KITAGAWA, TOKUJIRO, SASAKI, HIDEAKI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1979

File:

PDF, 620 KB

1979

19

Synthesis of furan derivatives. LXXXV. Condensation of heteroaromatic aldehydes with tosylmethyl isocyanide.

SAIKACHI, HARUO, KITAGAWA, TOKUJIRO, SASAKI, HIDEAKI, LEUSEN, ALBERTM.VAN

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1979

File:

PDF, 464 KB

1979

20

Synthesis of furan derivatives. LXXXVIII. Reactivity of tosylmethyl isocyanide towards azole carbaldehydes.

SAIKACHI, HARUO, KITAGAWA, TOKUJIRO, SASAKI, HIDEAKI, LEUSEN, ALBERT M.VAN

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1982

File:

PDF, 618 KB

1982

21

Synthesis of 1-isocyanomethyl azoles and related compounds.

SAIKACHI, HARUO, SASAKI, HIDEAKI, KITAGAWA, TOKUJIRO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1983

File:

PDF, 481 KB

1983

22

Synthesis of Furan Derivatives. XIX. 2-Methyl-3-(5-nitro-2-furyl)acrylamides.

Saikachi, Haruo, Suzuki, Keizo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1959

File:

PDF, 552 KB

1959

23

Synthetic Studies on Antituberculous Agent. VIII. Reaction between 4-Picoline and Aromatic Primary Amines in the Presence of Sulfur.

Saikachi, Haruo, Hisano, Takuzo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1959

File:

PDF, 610 KB

1959

24

Synthesis of Furan Derivatives. XVIII. 2-Cyano-3-(5-nitro-2-furyl) acrylamides and Esters.

Saikachi, Haruo, Suzuki, Keizo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1959

File:

PDF, 511 KB

1959

25

Syhthesis of Furan Derivatives. XXIII. 4-(5-Nitrofurfurylidene)-2-cyanocrotonamides

Saikachi, Haruo, Suzuki, Keizo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1960

File:

PDF, 456 KB

1960

26

Synthetic Studies on Fungicidal Agent. IX. Reaction of Quinaldine and Aromatic Primary Amines in the Presence of Sulfur

Saikachi, Haruo, Hisano, Takuzo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1960

File:

PDF, 455 KB

1960

27

Synthesis of Furan Derivatives. XIV. Condensation of 2-(5-Nitro) furylacrolein and 2-(5-Nitro) furaldehyde with Hydrazides

Saikachi, Haruo, Aramaki, Zennosuke, Aoki, Takashi

Journal:

Pharmaceutical Bulletin

Year:

1955

File:

PDF, 848 KB

1955

28

Synthesis of Furan Derivatives. XIV. Synthesis of ^|^beta;-(5-Nitro-2-furyl)-^|^alpha;-methyl-, -^|^alpha;-ethyl-, and -^|^alpha;-bromo-acrolein Derivatives

Saikachi, Haruo, Ogawa, Haru, Furukawa, Iwao, Hoshida, Haruhiko

Journal:

Pharmaceutical Bulletin

Year:

1955

File:

PDF, 950 KB

1955

29

Synthesis of furan derivatives. LXXXIV. Kinetic studies of the curtius rearrangement of 5-substituted 2-furoyl azides and related compounds.

SAIKACHI, HARUO, KITAGAWA, TOKUJIRO

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1978

File:

PDF, 769 KB

1978

30

Preparation of Resonance-Stabilized Bisphosphoranes

SAIKACHI, HARUO, MUTO, HIROSHI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1971

File:

PDF, 816 KB

1971

31

Synthesis of furan derivatives. LXXXVII. Kinetic studies of the thermal Curtius rearrangement of 2-benzofuroyl azide and related compounds.

SAIKACHI, HARUO, KITAGAWA, TOKUJIRO, NASU, AKIHIRO, SASAKI, HIDEAKI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1981

File:

PDF, 810 KB

1981

32

Synthetic Studies on Fungicidal Agent. VII. Reaction of 2-Picoline and Aromatic Primary Amines (or Aromatic Nitro Compounds) in the Presence of Sulfur.

Saikachi, Haruo, Hisano, Takuzo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1959

File:

PDF, 809 KB

1959

33

Synthesis of Furan Derivatives. L. The Wittig Reaction of 2, 5-Furandialdehyde with Furan-2, 5-bis (2-cis-4-trans-2, 4-dimethyl-2, 4-pentadienylidene triphenylphos-phorane)

SAIKACHI, HARUO, OGAWA, HARU, MINAMI, YAYOI, SATO, KATUTOSHI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1970

File:

PDF, 1008 KB

1970

34

Studies on Synthesis of Coumarin Derivatives. XVI. On the Preparation of N-Substituted-pyranobenzoxazole-carboxamides

Saikachi, Haruo, Ichikawa, Masataka

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1966

File:

PDF, 466 KB

1966

35

Synthesis of Furan Derivatives. LV. Macrocyclic Rings from the Reaction of Dialdehyde with Bisphosphorane and with Diamine

SAIKACHI, HARUO, OGAWA, HARU, SATO, KATUTOSHI

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1971

File:

PDF, 849 KB

1971

36

Studies on Compounds related to Pyrazine. III. Synthesis of 2-Substituted Thiazolo [b] quinoxaline.

Saikachi, Haruo, Tagami, Shoichiro

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1961

File:

PDF, 508 KB

1961

37

Synthesis of Furan Derivatives. XVI. 3-(5-Nitro-2-furyl) acrylamides.

Saikachi, Haruo, Suzuki, Keizo

Journal:

CHEMICAL & PHARMACEUTICAL BULLETIN

Year:

1958

File:

PDF, 488 KB

1958

38

Synthesis of 2-Substituted-(4', 5'-4, 5)-acenaphthenothiazole Derivatives.

Saikachi, Haruo, Tsuge, Otohiko

Journal:

The Journal of the Society of Chemical Industry Japan

Year:

1956

File:

PDF, 1.19 MB

1956

39

Studies on the Derivatives of 4(5)-Chloromethylimidazol

SAIKACHI, Haruo

Journal:

NIPPON KAGAKU KAISHI

Year:

1944

File:

PDF, 336 KB

1944

40

Syntheses of Furan Derivatives. X. Syntheses of 2-(5-Nitro)-furylserine Derivatives

Saikachi, Haruo, Hoshida, Haruhiko

Journal:

YAKUGAKU ZASSHI

Year:

1954

File:

PDF, 924 KB

1954

41

Syntheses of Furan Derivatives. VII

Saikachi, Haruo, Yoshina, Shigetaka

Journal:

YAKUGAKU ZASSHI

Year:

1952

File:

PDF, 760 KB

1952

42

Syntheses of Furan Derivatives. VIII

Saikachi, Haruo, Kimura, Ryuichi

Journal:

YAKUGAKU ZASSHI

Year:

1953

File:

PDF, 701 KB

1953

43

Syntheses of Furan Derivatives. XI. O, N-Diacyl-DL-threo-β-[2-(5-nitro)-furyl]-serine Ethyl Esters

Saikachi, Haruo, Hoshida, Haruhiko

Journal:

YAKUGAKU ZASSHI

Year:

1955

File:

PDF, 883 KB

1955

44

Synthetic Studies on Fungicidal Agents. III

Saikachi, Haruo, Yoshina, Shigetaka

Journal:

YAKUGAKU ZASSHI

Year:

1957

Language:

english

File:

PDF, 564 KB

english, 1957

45

Synthetic Studies on Fungicidal Agent. XII

Saikachi, Haruo, Hisano, Takuzo

Journal:

YAKUGAKU ZASSHI

Year:

1961

Language:

english

File:

PDF, 815 KB

english, 1961

46

Studies on Acenaphthene Derivatives. VIII

Saikachi, Haruo, Tsuge, Othohiko, Tashiro, Masashi

Journal:

YAKUGAKU ZASSHI

Year:

1960

Language:

english

File:

PDF, 1.12 MB

english, 1960

47

Synthesis of Furan Derivatives. XXV

Saikachi, Haruo, Shimamura, Shin-ichi

Journal:

YAKUGAKU ZASSHI

Year:

1960

Language:

english

File:

PDF, 860 KB

english, 1960

48

Studies on Acenaphthene Derivatives. VI

Saikachi, Haruo, Tsuge, Otohiko

Journal:

YAKUGAKU ZASSHI

Year:

1960

Language:

english

File:

PDF, 606 KB

english, 1960

49

Synthesis of Furan Derivatives. XXIV

Saikachi, Haruo, Shimamura, Shin-ichi

Journal:

YAKUGAKU ZASSHI

Year:

1960

File:

PDF, 994 KB

1960

50

Studies on Acenaphthene Derivatives. V

Saikachi, Haruo, Tsuge, Otohiko

Journal:

YAKUGAKU ZASSHI

Year:

1960

Language:

english

File:

PDF, 726 KB

english, 1960