JPS6140668B2 - - Google Patents

Info

Publication number
JPS6140668B2
JPS6140668B2 JP59099672A JP9967284A JPS6140668B2 JP S6140668 B2 JPS6140668 B2 JP S6140668B2 JP 59099672 A JP59099672 A JP 59099672A JP 9967284 A JP9967284 A JP 9967284A JP S6140668 B2 JPS6140668 B2 JP S6140668B2
Authority
JP
Japan
Prior art keywords
formula
methyl
methylthio
imidazolyl
compounds
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP59099672A
Other languages
English (en)
Other versions
JPS6023370A (ja
Inventor
Jon Deyuranto Gurahamu
Robin Ganerin Chaaron
Reimondo Howaito Jooji
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GSK PLC
Original Assignee
GlaxoSmithKline PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GlaxoSmithKline PLC filed Critical GlaxoSmithKline PLC
Publication of JPS6023370A publication Critical patent/JPS6023370A/ja
Publication of JPS6140668B2 publication Critical patent/JPS6140668B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D233/00Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/64Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms, e.g. histidine
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/61Halogen atoms or nitro radicals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/62Oxygen or sulfur atoms
    • C07D213/63One oxygen atom
    • C07D213/65One oxygen atom attached in position 3 or 5
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D233/00Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/66Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D233/68Halogen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D249/00Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/081,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D261/00Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/02Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
    • C07D261/06Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
    • C07D261/08Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D263/00Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
    • C07D263/02Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings
    • C07D263/30Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D263/34Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D263/46Sulfur atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D275/00Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings
    • C07D275/02Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings not condensed with other rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D277/00Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D277/22Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C07D277/26Radicals substituted by sulfur atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D285/00Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01Five-membered rings
    • C07D285/02Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/121,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
    • C07D285/1251,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
    • C07D285/135Nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

【発明の詳細な説明】 本発明は薬効を有するグアニジン化合物の改良
された製法に関する。
本発明者らは、ドイツ国特許公開明細書第
2344779号において、式: 〔式中、R1はメチルのような低級アルキルを
意味する〕 で示されるグアニジン化合物およびその製法を開
示している。
本発明はこれらの化合物の改良された製法を提
供するものである。本明細書において「低級アル
キル」なる語は炭素数1〜4のアルキルを意味す
る。
本発明によれば、式: 〔式中、R1およびAは同一または異なつて、
各々、メチルのような低級アルキルを意味する〕 で示されるイソチオウレアを適当な重金属塩およ
び式: で示されるアミンで処理して式〔〕の化合物を
得る。適当な重金属塩とは、銀、水銀、鉛または
カドミウムのような重合属の塩を意味し、好まし
くは硝酸銀または塩化第二水銀である。好ましく
は、反応を促進するために炭酸カリウムやトリエ
チルアミンのような塩基を加える。これらの塩基
は反応当初から存在させておくことが好ましい。
生成した重金属メルカプチドは容易に去でき
る。本発明の反応はピリジンまたはジメチルホル
ムアミドのような適当な溶媒中で行なうことがで
き、また、室温で行なうことができる。従つて、
この製法は、重金属塩を用いず、昇温させ、およ
び/または反応時間をのばす必要のある従来法に
比べて反応速度の点で非常に有利である。
マツカーテイら〔McCartYら、J.Org.Chem.35
巻、2067頁(1970年)〕によれば、式〔〕のよ
うなタイプのイソチオウレアを塩基の存在下に重
金属塩で処理すると、反応系内に式: R1N=C=NCN 〔〕 〔式中、R1は前記式〔〕と同じである〕 で示されるカルボジイミド中間体が形成されるこ
とが証明されている。従つて、本発明はまた、対
応する前駆体から反応系内で生じさせた式〔〕
のカルボジイミドを式〔〕のアミンと反応させ
て式〔〕の化合物を得る製法も包含する。
式〔〕のカルボジイミドの好ましい前駆体は
式〔〕のイソチオウレアであるが、これに限定
するものではない。
本発明において得られる化合物および出発物質
として用いられる化合物は酸付加塩の形で存在し
うる。
本発明者らの英国特許明細書第1338169号に記
載したとおり、式〔〕の化合物(本発明の製法
によつて得ることができる)は例えばヒスタミン
H2―拮抗剤〔Nature、236巻、385頁(1972年)
参照〕のごとき薬効を有し、例えば胃酸分泌の抑
制剤として有用である。投与用には、もちろん該
化合物を適当な医薬上許容される単位投与形とす
ることができる。
つぎに実施例をあげ、本発明をさらに詳しく説
明するが、これらに限定されるものではない。
実施例 1 N―シアノ―N′,S―ジメチルイソチオウレ
ア0.81gおよび硝酸銀1.06gのピリジン100ml溶
液を1―((5―メチル―4―イミダゾリル)メ
チルチオ)エチルアミン1.07g、無水炭酸カリウ
ム0.44gおよび無水ジメチルホルムアミド4mlの
撹拌混合液に加える。この混合液を室温で18時間
撹拌し、過する。液を蒸発乾固し、残渣をシ
リカゲルカラムクロマトグラフイーに付し、イソ
プロピルアルコール―酢酸エチル(1:4)、つ
いでイソプロピルアルコール―酢酸エチル(1:
3)で溶出してN―シアノ―N′―メチル―N″―
〔2―((5―メチル―4―イミダゾリル)メチル
チオ)エチル〕グアニジン0.71gを得る。融点
139〜141℃ 実施例 2 N―シアノ―N′,S―ジメチルイソチオウレ
ア0.81g、硝酸銀1.06g、無水炭酸カリウム0.44
gおよびピリジン100mlを混合し、室温で18時間
撹拌し、過する。液を蒸発乾固し、2―
((5―メチル―4―イミダゾリル)メチルチオ)
エチルアミン1.07gのジメチルホルムアミド4ml
溶液で処理し、室温で18時間放置する。この混合
液を蒸発乾固し、残渣をシリカゲルクロマトグラ
フイーに付し、イソプロピルアルコール―酢酸エ
チル(1:3)で溶出してN―シアノ―N′―メ
チル―N″―〔2―((5―メチル―4―イミダゾ
リル)メチルチオ)エチル〕グアニジンを得る。
実施例1の生成物との混融試験の結果は該化合物
であることを示している。
実施例 3 N―シアノ―N′,S―ジメチルイソチオウレ
ア0.413g(3.2ミリモル)、トリエチルアミン2
mlおよび2―((5―メチル―4―イミダゾリ
ル)メチルチオ)エチルアミン0.547g(3.2ミリ
モル)を順次ジメチルホルムアミド100mlに溶解
する。この撹拌溶液に室温で1時間を要して、硝
酸銀0.54g(3.2ミリモル)のジメチルホルムア
ミド40ml中溶液を滴下し、溶液中に生じたN―メ
チル―N′―シアノカルボジイミド系内で該アミ
ン出発物質と反応させる。反応混合液を一夜撹拌
し、蒸発させ、残渣をシリカゲル上でクロマトグ
ラフイーに付し、酢酸エチル―イソプロピルアル
コール(3:1)で溶出させる。溶出液からN―
シアノ―N′―メチル―N″―〔2―((5―メチル
―4―イミダゾリル)メチルチオ)エチル〕グア
ニジン0.22gを得る。実施例1の生成物との混融
試験の結果は該化合物であることを示している。

Claims (1)

  1. 【特許請求の範囲】 1 対応する前駆体から反応系内で生じさせた
    式: R1N=C=NCN 〔式中、R1は低級アルキルを意味する〕 で示されるカルボジイミドを式: で示されるアミンと反応させることを特徴とする
    式: 〔式中、R1は前記と同じである〕 で示されるグアニジン化合物の製法。
JP59099672A 1974-09-02 1984-05-15 グアニジン化合物の製法 Granted JPS6023370A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB38258/74 1974-09-02
GB38258/74A GB1531231A (en) 1974-09-02 1974-09-02 Process for the production of cyanoguanidine derivatives

Publications (2)

Publication Number Publication Date
JPS6023370A JPS6023370A (ja) 1985-02-05
JPS6140668B2 true JPS6140668B2 (ja) 1986-09-10

Family

ID=10402299

Family Applications (2)

Application Number Title Priority Date Filing Date
JP50106459A Expired JPS5946222B2 (ja) 1974-09-02 1975-09-01 グアニジン化合物の製法
JP59099672A Granted JPS6023370A (ja) 1974-09-02 1984-05-15 グアニジン化合物の製法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP50106459A Expired JPS5946222B2 (ja) 1974-09-02 1975-09-01 グアニジン化合物の製法

Country Status (8)

Country Link
US (1) US4049671A (ja)
JP (2) JPS5946222B2 (ja)
BE (1) BE832664A (ja)
CA (1) CA1064037A (ja)
CH (1) CH608233A5 (ja)
GB (1) GB1531231A (ja)
IE (1) IE41651B1 (ja)
NL (1) NL7510334A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0192664A (ja) * 1987-10-03 1989-04-11 Ngk Insulators Ltd 線路用検電装置
JPH01123159A (ja) * 1987-11-06 1989-05-16 Ngk Insulators Ltd 線路用検電装置

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118496A (en) * 1974-03-12 1978-10-03 Smith Kline & French Laboratories Limited Heterocyclic-methylthioalkyl-amidines
US4170652A (en) * 1974-03-12 1979-10-09 Smith Kline & French Laboratories Limited Heterocyclic-methylthioalkyl-guanidines
GB1496787A (en) * 1974-03-12 1978-01-05 Smith Kline French Lab Heteroalkylthioalkyl amidine derivatives
NZ184893A (en) * 1976-09-21 1980-11-28 Smith Kline French Lab Pure crystalline form of cimetidine a(n-methyl-n-cyano-n-(-2-(5-methyl-4imidazolyl) methylthio) ethyl)-guanidine andpharmaceutical compositions containing it
US4165378A (en) 1977-04-20 1979-08-21 Ici Americas Inc. Guanidine derivatives of imidazoles and thiazoles
ZA782129B (en) 1977-04-20 1979-03-28 Ici Ltd Hertocyclic derivatives
NZ187376A (en) * 1977-06-03 1981-05-29 Bristol Myers Co N-cyano-n-(2-(4-methyl-5-imidazolyl)methylthio)ethyl)-n-alkynyl guanidines intermediates pharmaceutical compositions
IL56265A (en) * 1977-12-28 1982-08-31 Om Lab Sa Process for preparing imidazolyl methylthio guanidine derivatives and a novel intermediate therefor
GR65283B (en) * 1977-12-30 1980-08-01 Crc Ricerca Chim Method for the alkyliosis of 4(5)-merka ptomethyl-imidazoles with aziridin derivatives
YU40332B (en) * 1978-04-26 1985-12-31 Lek Tovarna Farmacevtskih Process for preparing n-cyano-n'-methyl-n''-((2-((4-methyl-5-imidazolyl)-methylthio)ethyl)-guanidine
DE2963363D1 (en) 1978-05-24 1982-09-09 Ici Plc Antisecretory thiadiazole derivatives, processes for their manufacture and pharmaceutical compositions containing them
US4200760A (en) * 1978-09-26 1980-04-29 Bristol-Myers Company Imidazolylalkylthioalkylamino-ethylene derivatives
US4276421A (en) * 1978-11-18 1981-06-30 Societe De Recherches Et De Syntheses Organiques S.A. Cyano-guanidine geometrical isomers
US4242351A (en) * 1979-05-07 1980-12-30 Imperial Chemical Industries Limited Antisecretory oxadiazoles and pharmaceutical compositions containing them
US4220654A (en) * 1979-06-04 1980-09-02 Merck & Co., Inc. Cyclic imidazole cyanoguanidines

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1397436A (en) * 1972-09-05 1975-06-11 Smith Kline French Lab Heterocyclic n-cyanoguinidines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0192664A (ja) * 1987-10-03 1989-04-11 Ngk Insulators Ltd 線路用検電装置
JPH01123159A (ja) * 1987-11-06 1989-05-16 Ngk Insulators Ltd 線路用検電装置

Also Published As

Publication number Publication date
CH608233A5 (ja) 1978-12-29
JPS5946222B2 (ja) 1984-11-10
BE832664A (fr) 1976-02-23
IE41651L (en) 1976-03-02
US4049671A (en) 1977-09-20
CA1064037A (en) 1979-10-09
JPS5154562A (ja) 1976-05-13
JPS6023370A (ja) 1985-02-05
NL7510334A (nl) 1976-03-04
IE41651B1 (en) 1980-02-27
GB1531231A (en) 1978-11-08

Similar Documents

Publication Publication Date Title
JPS6140668B2 (ja)
JPH061776A (ja) 置換ピラジンカルボニトリルの製造方法
JP3253245B2 (ja) グアニジン誘導体の製造法、新規中間体およびその製造法
JP2771257B2 (ja) イミダゾール誘導体の製法
JPS6360969A (ja) イミダゾ−ル誘導体の製造方法
JPS59137465A (ja) イミダゾ−ル−4,5−ジカルボン酸の製法
JPS6156224B2 (ja)
JPH0558985A (ja) シアノグアニジン誘導体の製造法
JPH0124788B2 (ja)
DE19814801A1 (de) Verfahren zur Herstellung von 1,3,4-trisubstituierten 1,2,4-Triazoliumsalzen
JPH10287650A (ja) 1−クロロカルボニル−4−ピペリジノピペリジンまたはその塩酸塩の製造方法
JPS6111956B2 (ja)
JPH033668B2 (ja)
SU371245A1 (ru) Способ получения дипропаргилового эфира 1-окси-2, 2, 2-трихлорэтилфосфоновой кислоты
JP2000001474A (ja) N―ベンジル―3―ヒドロキシアゼチジンの製造法
JPH01313471A (ja) N−スルフアモイルアミジン化合物の製造法
DE10308580B3 (de) Verfahren zur elektrophilen Substitution von Thiazolidinen oder Oxazolidinen
JP3886751B2 (ja) グアニジン誘導体の製造方法
JP2001002644A (ja) 4−フェノキシピリジン類の製造法
JPH0684340B2 (ja) ホルムアミジンのギ酸塩
JPH06145168A (ja) 4−(4−クロロベンジル)−2−〔n−メチル−パーヒドロアゼピニル−(4)〕−1−(2h)−フタラジノン及びその酸付加塩の製造方法
JPH033665B2 (ja)
JPH0316339B2 (ja)
JPH0333708B2 (ja)
JPS60252430A (ja) アセチレン化合物類の製法