JPH02115147A - Novel aminoalkane derivative - Google Patents

Novel aminoalkane derivative

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Publication number
JPH02115147A
JPH02115147A JP63266762A JP26676288A JPH02115147A JP H02115147 A JPH02115147 A JP H02115147A JP 63266762 A JP63266762 A JP 63266762A JP 26676288 A JP26676288 A JP 26676288A JP H02115147 A JPH02115147 A JP H02115147A
Authority
JP
Japan
Prior art keywords
group
amino
acid
compound
formula
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.)
Granted
Application number
JP63266762A
Other languages
Japanese (ja)
Other versions
JP2733511B2 (en
Inventor
Kunihiko Higashiura
邦彦 東浦
Masaharu Kurohashi
黒橋 正晴
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.)
Nippon Zoki Pharmaceutical Co Ltd
Original Assignee
Nippon Zoki Pharmaceutical Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/55Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

NEW MATERIAL:Compounds represented by the formula (R is H or amino- protective group; Y is lower alkyl, phenyl, phenylalkyl, hydroxyalkyl or phenylalkyloxyalkyl; X is sulfo, mesyl, tosyl or halogen) and salts thereof. EXAMPLE:(S)-2-aminopropane-1-sulfonic acid. USE:An agent for agricultural technology and horticulture, etc., having plant growth regulating effects such as enriching and thickening of the above ground part of a plant. PREPARATION:An aminoalcohol compound of the formula (X is OH) is reacted with a methanesulfonyl chloride in the presence of a base such as triethylamine in a solvent such as methylene chloride for mesylation to obtain a compound of formula I where X is mesyl in this case. In case the amino group of the resultant compound is protected, the protective group is removed. Sulfonation is then carried out by a reaction with Na2SO3, ammonium sulfate, etc., in a solvent such as water, thus obtaining a compound of formula I where X is sulfo in this case.

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は新規アミノアルカン誘導体及びその薬学的に許
容される塩に関する。
DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to novel aminoalkane derivatives and pharmaceutically acceptable salts thereof.

(従来の技術) アミノ酸のカルボキシル基にあたる部分がスルホ基であ
るタウリン等のアミノ酸類縁体は、医薬、化粧品など種
々の用途に有用な化合物として知られている。本発明者
らは、これらアミノ酸類縁体に関して研究を行った結果
、植物生長調整作用を有する新規アミノアルカン誘導体
並びに該化合物を製造する際に合成中間体として有用な
新規化合物を見出し、本発明を完成した。
(Prior Art) Amino acid analogs such as taurine, in which the carboxyl group of the amino acid is a sulfo group, are known as compounds useful for various uses such as medicine and cosmetics. As a result of conducting research on these amino acid analogs, the present inventors discovered a novel aminoalkane derivative having a plant growth regulating effect and a new compound useful as a synthetic intermediate in the production of the compound, and completed the present invention. did.

(発明が解決しようとする問題点) 本発明の目的は、植物生長調整作用を有する新規アミノ
アルカン=i体及びその合成中間体を提供することにあ
る。
(Problems to be Solved by the Invention) An object of the present invention is to provide a novel aminoalkane i-form having a plant growth regulating effect and a synthetic intermediate thereof.

(問題点を解決するための手段) 本発明化合物は、下記−数式(1)で表される新規アミ
ノアルカン誘導体である。
(Means for Solving the Problems) The compound of the present invention is a novel aminoalkane derivative represented by the following formula (1).

1式中、Rは水素又はアミノ基の保3N基、Yは低級ア
ルキル基、フェニル基、フェニルアルキル基、ヒドロキ
シアルキル基又はフェニルアルキルオキ、ジアルキル基
、Xはスルホ基、メシル基、トシル基又はハロゲンを表
す。〕 上記−数式(+)において、Rの表すアミノ基の保護基
としては、ベブチ1′合成化学の分野で用いられている
通常の保護基が利用でき、即ち、【−ブトキシカルボニ
ル、(−ペントキシカルボニル基等の低級アルコキシカ
ルボニル ル基、o−クロロヘンジルオキン力ルボニル、p−ニト
ロヘンジルオキシ力ルポニル、p−メトキシベンジルオ
キシカルボニル基等の置換基を有するヘンシルオキシカ
ルボニル基、トシル基、トリチル基、ホルミル基、フタ
ロイル基、0−ニトロフェニルスルフェニBy15.9
−フルオレニルメチルオキシカルボニル基などが挙げら
れる。
In formula 1, R is hydrogen or an amino group, Y is a lower alkyl group, phenyl group, phenylalkyl group, hydroxyalkyl group, or phenylalkyloxy, dialkyl group, and X is a sulfo group, mesyl group, tosyl group, or Represents halogen. ] In the above formula (+), as a protecting group for the amino group represented by R, a usual protecting group used in the field of bebuty 1' synthetic chemistry can be used, that is, [-butoxycarbonyl, (-pen Lower alkoxycarbonyl groups such as toxycarbonyl groups, henzyloxycarbonyl groups having substituents such as o-chlorohenzyloxycarbonyl, p-nitrohenzyloxycarbonyl, p-methoxybenzyloxycarbonyl groups, tosyl groups , trityl group, formyl group, phthaloyl group, 0-nitrophenylsulfenyl By15.9
-fluorenylmethyloxycarbonyl group and the like.

Yは水素、低級アルキル基、好ましくはメチル、エチル
、プロピル、イソプロピル、ブチル、イソブチル、5e
c−ブチル、ter t−ブチル基等の直鎖又は分枝状
の炭素数1乃至4のアルキル基、フェニル基、フェニル
アルキル基、好ましくはメチル、エチル、プロピル基等
の炭素数1乃至3のアルキル基にフェニル基が結合した
フェニルアルキル基、ヒドロキノアルキル基、好ましく
はヒドロキシメチル、ヒドロキシエチル、ヒドロキシプ
ロピル基等の炭素数1乃至3のヒドロキシアルキル基或
いはフェニルアルキルオキシアルキル基、好ましくはメ
チル、エチル、プロピル基等の炭素数1乃至3のアルキ
ル法にフェニル基が結合したフェニルアルキル基を有す
るフェニルアルキルオキソメチル、フェニルアルキルオ
キシエチル、フェニルアルキルオキンプロピル基等を表
す。
Y is hydrogen, a lower alkyl group, preferably methyl, ethyl, propyl, isopropyl, butyl, isobutyl, 5e
Straight-chain or branched alkyl groups having 1 to 4 carbon atoms such as c-butyl and tert-butyl groups; phenyl groups and phenylalkyl groups; preferably methyl, ethyl, and propyl groups having 1 to 3 carbon atoms; A phenylalkyl group in which a phenyl group is bonded to an alkyl group, a hydroquinoalkyl group, preferably a hydroxyalkyl group having 1 to 3 carbon atoms such as hydroxymethyl, hydroxyethyl, hydroxypropyl group, or a phenylalkyloxyalkyl group, preferably methyl, It represents phenylalkyloxomethyl, phenylalkyloxyethyl, phenylalkyloquinpropyl groups, etc., which have a phenylalkyl group in which a phenyl group is bonded to an alkyl group having 1 to 3 carbon atoms such as ethyl or propyl group.

Xはスルホ基、メシル基、トシル基又は塩素、臭素、沃
素等のハロゲンを表す。
X represents a sulfo group, mesyl group, tosyl group, or a halogen such as chlorine, bromine, or iodine.

本発明アミノアルカン誘導体はその薬学的に許容される
塩を包含し、例えば、塩酸、硫酸、硝酸、臭化水素酸、
リン酸、過塩素酸、チオシアン酸、ホウ酸等の無i酸、
ギ酸、酢酸、ハロ酢酸、プロピオン酸、グリコール酸、
クエン酸、酒石酸、コハク酸、グルコン酸、乳酸、マロ
ン酸、フマール酸、アントラニル酸、安息香酸、ケイ皮
酸、p−)ルエンスルホン酸、ナフタレンスルホン酸、
スルフアニル酸等の有機酸との酸付加塩、或いはナトリ
ウム、カリウム等のアルカリ金属、かルシウム、バリウ
ム等のアルカリ土類金属、その他のアルミニウム等の金
属との塩、又はアンモニウム、有機アミンとの塩などが
挙げられろ。
The aminoalkane derivatives of the present invention include pharmaceutically acceptable salts thereof, such as hydrochloric acid, sulfuric acid, nitric acid, hydrobromic acid,
Non-acid such as phosphoric acid, perchloric acid, thiocyanic acid, boric acid,
Formic acid, acetic acid, haloacetic acid, propionic acid, glycolic acid,
Citric acid, tartaric acid, succinic acid, gluconic acid, lactic acid, malonic acid, fumaric acid, anthranilic acid, benzoic acid, cinnamic acid, p-)luenesulfonic acid, naphthalenesulfonic acid,
Acid addition salts with organic acids such as sulfanilic acid, salts with alkali metals such as sodium and potassium, alkaline earth metals such as calcium and barium, other metals such as aluminum, or salts with ammonium and organic amines. There are many things that can be mentioned.

又、本発明化合物はその金属1714ヒ合物を包含し、
例えば亜鉛、ニッケル、コバルト、銅、鉄等との錯化合
物が挙げられる。
The compounds of the present invention also include metal 1714 compounds,
Examples include complex compounds with zinc, nickel, cobalt, copper, iron, etc.

これらの塩並びに金属錯化合物は公知の方法により遊離
の本発明アミノアルカン誘導体より製造でき、或いは相
互に変換することができる。
These salts and metal complex compounds can be produced from the free aminoalkane derivative of the present invention by known methods, or can be converted into each other.

本発明化合物において光学異性体が存在する場合には、
本発明はそのいずれをも包含する。
When optical isomers exist in the compound of the present invention,
The present invention includes both of them.

次に、本発明化合物の製造方法の一例を述べる。Next, an example of a method for producing the compound of the present invention will be described.

tl+原料物質として、前記−数式(+)中のXが水酸
基である化合物を用いる。該原料物質は、試薬として入
手可能なものも多く、又、アラニン、バリン、ロイシン
、イソロイシン、フェニルアラニン、セリン等のアミノ
酸を通常の方法により還元して得ることもできる。これ
らアミノ酸類は0体、L体の分割された光学異性体が多
く製造されており、本発明化合物の各々の異性体を得る
際には便111である。
As the tl+ raw material, a compound in which X in the formula (+) is a hydroxyl group is used. Many of these raw materials are available as reagents, and they can also be obtained by reducing amino acids such as alanine, valine, leucine, isoleucine, phenylalanine, and serine using conventional methods. Many of these amino acids are produced as resolved optical isomers of 0-form and L-form, and stool 111 is used to obtain each isomer of the compound of the present invention.

まず、出発物質アミノアルコール化合物のメシル化、ト
シル化、ハロゲン化を行う。例えば、塩化メチレン等の
反応を阻害しない適当な溶媒中、トリエチJL、アミン
等のlの存在下、塩化メタンスルホン酸を反応させるこ
とによりメシル化反応を行うことができ、又、塩化トル
エンスルホン酸等の試薬を用いることにより、トシル化
することができる。
First, the starting amino alcohol compound is mesylated, tosylated, and halogenated. For example, the mesylation reaction can be carried out by reacting methanesulfonic acid chloride in the presence of triethylene chloride, amine, etc. in a suitable solvent that does not inhibit the reaction such as methylene chloride, or toluenesulfonic acid chloride. Tosylation can be achieved by using reagents such as

ハロゲン化法としては、テトラブロモメタンとトリフェ
ニルホスフィンを反応させる方法や臭化水素等でハロゲ
ン化する方法などが挙げられ、又、メシル化した化合物
を臭化リチウム等の試薬によりハロゲン化する方法も利
用できる。これらのメシル化、トシル化、ハロゲン化に
際しては、出発物質のアミノ基は上述したアミノ基の保
護基により保護しておくのが好ましいが、反応の種類に
応じて保護する必要のない場合もある。
Examples of halogenation methods include a method of reacting tetrabromomethane with triphenylphosphine, a method of halogenating with hydrogen bromide, etc., and a method of halogenating a mesylated compound with a reagent such as lithium bromide. Also available. During these mesylation, tosylation, and halogenation, it is preferable to protect the amino group of the starting material with the above-mentioned amino group protecting group, but depending on the type of reaction, protection may not be necessary. .

(2)次に、上記(1)で得られたアミノアルカン化合
物のメシルオキシ、トシルオキシ、ハロゲン誘導体のス
ルホン化を行う。
(2) Next, the mesyloxy, tosyloxy, and halogen derivatives of the aminoalkane compound obtained in the above (1) are sulfonated.

スルホン化反応の前に、t−ブトキシカルボニル等でア
ミノ基を保護されている化合物に関しては、該保護基を
除去しておくのが好ましい。保護基の種類によってそれ
ぞれ好ましい脱保護基反応が適用できるが、ペプチド合
成化学で用いられる接触還元、酸分解等の通常の方法に
より行うことができる。
For compounds whose amino groups are protected with t-butoxycarbonyl or the like, it is preferable to remove the protecting group before the sulfonation reaction. Depending on the type of protecting group, a preferable deprotection reaction can be applied, but it can be carried out by conventional methods such as catalytic reduction and acid decomposition used in peptide synthesis chemistry.

スルホン化反応は、水等の反応を阻害しない適当な溶媒
中、亜硫酸ナトリウム、亜硫酸アンモニウム等と室温で
数時間乃至数十時間反応させることにより実施でき、−
1式(1)中のXがスルホ基である本発明化合物を得る
ことができる。
The sulfonation reaction can be carried out by reacting with sodium sulfite, ammonium sulfite, etc. at room temperature for several hours to several tens of hours in a suitable solvent such as water that does not inhibit the reaction, -
1 A compound of the present invention in which X in formula (1) is a sulfo group can be obtained.

上述した本発明化合物の製造方法に従えば、分割された
光学異性体を出発物質として使用することにより、ラセ
ミ化することなく最終のアミノアルカンスルホン酸誘導
体の光学異性体を各々製造することができる。
According to the method for producing the compound of the present invention described above, each of the final optical isomers of the aminoalkanesulfonic acid derivative can be produced without racemization by using the resolved optical isomers as starting materials. .

得られた本発明化合物は、クロマトグラフィー、再結晶
等の通常の手段により精製し、元素分析、融点、IR,
NMI?SUV、マススペクトル等により同定を行った
。面、比旋光度はナトリウムのD線を用いて測定した。
The obtained compound of the present invention is purified by conventional means such as chromatography and recrystallization, and subjected to elemental analysis, melting point, IR,
NMI? Identification was performed using SUV, mass spectrometry, etc. The plane and specific rotation were measured using sodium D line.

以下に、本発明製造方法の実施例を示す。Examples of the manufacturing method of the present invention are shown below.

(実施例) 実施例1゜ fxl18.9gの(S) −2−(N−ブトキシカル
ボニル)アミノプロピオン酸と20gの炭酸水素カリウ
ムをジメチルホルムアミドに溶かし、10−のヨウ化メ
チルを室温で加えた。 20時間かき混ぜた後、水30
0dに反応混合物を加え、ベンゼン−酢酸エチルの混合
溶媒で抽出した。抽出液を水、5%炭酸水素ナトリウム
水)8液、10%クエン酸水溶液、飽和食塩水で順次洗
浄した後、無水硫酸ナトリウム上で乾燥した。溶媒を減
圧下に溜去して、(S)−2−(N−L−ブトキシカル
ボニル)アミノプロピオン酸メチルエステル 得た。
(Example) Example 1゜18.9 g of fxl (S)-2-(N-butoxycarbonyl)aminopropionic acid and 20 g of potassium hydrogen carbonate were dissolved in dimethylformamide, and 10-methyl iodide was added at room temperature. . After stirring for 20 hours, water 30
The reaction mixture was added to 0d and extracted with a mixed solvent of benzene-ethyl acetate. The extract was washed successively with water, 8 liquids of 5% aqueous sodium bicarbonate, 10% aqueous citric acid, and saturated brine, and then dried over anhydrous sodium sulfate. The solvent was distilled off under reduced pressure to obtain (S)-2-(N-L-butoxycarbonyl)aminopropionic acid methyl ester.

(21 (S)−2−(N−tブトキシカルボニル)ア
ミノプロピオン酸メチルエステルと8.48gの塩化リ
チウムをテトラヒドロフラン140−に溶かし、7.5
7 gの水素化ホウ素ナトリウムを加えた.室温でさら
に280 、dのエタノールを加え20時間かき混ぜた
。反応混合物に10%クエン酸水溶液を加えて約pH4
とした後、有機溶媒を減圧下に溜去した。残渣水層を塩
化メチレンで抽出処理を行い、水、10%クエン酸水溶
液、飽和食塩水で順次洗浄し、無水硫酸ナトリウム上で
乾燥した。溶媒を減圧下に溜去し、析出した白色結晶を
エーテル、石油エーテルから濾取して、16.3 gの
(S) −2− (N− t−ブトキシカルボニル)ア
ミノプロパン1−オールを得た。
(21 (S)-2-(Nt-butoxycarbonyl)aminopropionic acid methyl ester and 8.48 g of lithium chloride were dissolved in tetrahydrofuran 140-7.5
7 g of sodium borohydride was added. At room temperature, 280.d of ethanol was further added and stirred for 20 hours. Add 10% citric acid aqueous solution to the reaction mixture to adjust the pH to approximately 4.
After that, the organic solvent was distilled off under reduced pressure. The residual aqueous layer was extracted with methylene chloride, washed successively with water, a 10% aqueous citric acid solution, and saturated brine, and dried over anhydrous sodium sulfate. The solvent was distilled off under reduced pressure, and the precipitated white crystals were collected by filtration from ether and petroleum ether to obtain 16.3 g of (S)-2-(N-t-butoxycarbonyl)aminopropane-1-ol. Ta.

収率:93% 融 点: 56 − 57℃ (α) ”−−10.5 (c=1, CIICl+)
11)及び(2)の方法と同様にして、以下の化合物を
得た。
Yield: 93% Melting point: 56-57℃ (α)''--10.5 (c=1, CIICl+)
The following compounds were obtained in the same manner as in methods 11) and (2).

(R)−2− (N− t−ブトキノカルボニル)アミ
ノプロパンニーオール 収 率:95% 融点:(i061′c 〔α] ”−十10.6 (c−L C.ll(:IJ
(S) −2− (N−t−ブトキシカルボニル)7ミ
ノー3−メチルブタン−1−オール (R)−2−(N−t−ブトキシカルボニル)アミノ−
3−メチルブタン−■ーオール (S)−2−(N−t−ブトキシカルボニル)アミノ−
3−フェニルプロパン−1−オール (R) −2− (N− t−ブトキシカルボニル)ア
ミノ−3−フェニルプロパン〜トオール (R) −2− (N− t−ブトキシカルボニル)ア
ミノ−2−フェニルエタノール (S)−3−ベンジルオキシ−2−(N−t−ブトキシ
カルボニル)アミノプロパン−■ーオール +3114.9gの(S)−2〜(N−t−ブトキシカ
ルボニル)アミノプロパン−1−オールと9.11gの
トリエチルアミンを300−の塩化メチレンに溶かし、
−5℃にて90m1Molの塩化メタンスルホン酸の塩
化メチレン溶液を徐々に滴下して加えた。)8媒を減圧
下に溜去した後、残渣を酢酸エチルと水に溶かした。有
機層を分離して水と飽和食塩水で洗浄した後、無水硫酸
ナトリウム上で乾燥し、溶媒を減圧下に溜去して20.
6gの(S)2− (N− t−ブトキシカルボニル)
アミノ−1−(メタンスルホニル)オキシプロパンを得
た。
(R)-2-(N-t-butoquinocarbonyl)aminopropane niol Yield: 95% Melting point: (i061'c[α]''-110.6 (c-L C.ll(:IJ
(S) -2- (N-t-butoxycarbonyl)7minor 3-methylbutan-1-ol (R)-2-(N-t-butoxycarbonyl)amino-
3-Methylbutan-■-ol (S)-2-(N-t-butoxycarbonyl)amino-
3-phenylpropan-1-ol (R) -2- (N-t-butoxycarbonyl)amino-3-phenylpropane to tool (R)-2- (N-t-butoxycarbonyl)amino-2-phenylethanol (S)-3-benzyloxy-2-(N-t-butoxycarbonyl)aminopropan-■-ol + 3114.9 g of (S)-2-(N-t-butoxycarbonyl)aminopropan-1-ol and 9 .11 g of triethylamine was dissolved in 300 methylene chloride,
A solution of 90 ml of methanesulfonic acid chloride in methylene chloride was gradually added dropwise at -5°C. ) After distilling off the solvent under reduced pressure, the residue was dissolved in ethyl acetate and water. The organic layer was separated, washed with water and saturated brine, dried over anhydrous sodium sulfate, and the solvent was distilled off under reduced pressure to give 20.
6g of (S)2-(N-t-butoxycarbonyl)
Amino-1-(methanesulfonyl)oxypropane was obtained.

収率;96% 融点: 75 − 76℃ rα) ”= −30.2 (C=I, CIICI3
)NMR (DMSO−da) :  1.06(31
1 d,J=711z)、 1.39(911,s)、
 3.16(311,s)、 3.69−3.80(I
II,m)、 4.04(2H,d,J=6Hz)、 
6.93(lit,d.J=811z)同様にして、以
下の化合物を得た。
Yield: 96% Melting point: 75-76°C rα) ”= −30.2 (C=I, CIICI3
) NMR (DMSO-da): 1.06 (31
1 d, J=711z), 1.39 (911,s),
3.16 (311, s), 3.69-3.80 (I
II, m), 4.04 (2H, d, J=6Hz),
6.93 (lit, d.J=811z) The following compound was obtained in the same manner.

(R)−2−(N−t−ブトキシカルボニル)アミノ−
1−(メタンスルホニル)オキシプロパン 収 率:98% 融 点: 75−76℃(分解) (α) ”−十29−9  (c=1,  CHCL3
)(S)−2−(N− L−ブトキシカルボニル)アミ
ノ−1−(メタンスルホニル)オキシ−3−メチルブタ
ン収率:89% 融 点: T5 − 11°C(分解)〔α) ”−3
4.9 (c=1, CIICh)NMrン (DMS
O−d4) :  0.84(311,d,J=711
z)、 0.87(31Ld,J=7112)、 1.
39(9H,s)、 1.75(III,dqq,J=
77  711z)、 3.16(311.s)、 3
.50(111.dddd,J=4. 7。
(R)-2-(N-t-butoxycarbonyl)amino-
1-(methanesulfonyl)oxypropane Yield: 98% Melting point: 75-76°C (decomposition) (α) ”-129-9 (c=1, CHCL3
)(S)-2-(N-L-butoxycarbonyl)amino-1-(methanesulfonyl)oxy-3-methylbutane Yield: 89% Melting point: T5 - 11°C (decomposition) [α) ”-3
4.9 (c=1, CIICh) NMr (DMS
O-d4): 0.84 (311, d, J=711
z), 0.87 (31Ld, J=7112), 1.
39 (9H, s), 1.75 (III, dqq, J=
77 711z), 3.16 (311.s), 3
.. 50 (111.dddd, J=4.7.

7  911z)、 4.07(III,dd.J=7
, 1011z)、 4.18(III。
7 911z), 4.07 (III, dd. J=7
, 1011z), 4.18 (III.

dd,J=4, 1911z)、 6.9HIII,d
.J=911z)(R)−2− (N− t−ブトキシ
カルボニル)アミノ−1−(メタンスルホニル)オキシ
−3−メチルブタン収率:90% 融 点: 73 − 75℃(分解) (α) ”= +33.0 (c・l, CIlCh)
(S)−2−(N−t−ブトキシカルボニル)アミノ−
1−(メタンスルホニル)オキシ−3−フェニルプロパ
ン収 率;93% 融 点:  116 − 117℃(分解)(α)  
”=−17,4(c・I、、  C)ICh)NMR(
口MSO−dJ  :   1.3H911,s)、 
 2.67(IH,ddJ=9. 141(z)、 2
.79(IH,dd、J=5. 1411z)、 3.
17(311,s)、  3.84−3.93(II−
1,w)、  4.08(1B、dd、J=61011
z)、  4.15(IH,dd、J=5. 1011
z)、  7.01(lft、d。
dd, J=4, 1911z), 6.9HIII, d
.. J=911z)(R)-2-(N-t-butoxycarbonyl)amino-1-(methanesulfonyl)oxy-3-methylbutane Yield: 90% Melting point: 73-75°C (decomposition) (α)” = +33.0 (c・l, CIlCh)
(S)-2-(N-t-butoxycarbonyl)amino-
1-(Methanesulfonyl)oxy-3-phenylpropane Yield: 93% Melting point: 116-117°C (decomposition) (α)
”=-17,4(c・I,,C)ICh)NMR(
Mouth MSO-dJ: 1.3H911,s),
2.67 (IH, ddJ=9.141(z), 2
.. 79 (IH, dd, J=5.1411z), 3.
17 (311, s), 3.84-3.93 (II-
1, w), 4.08 (1B, dd, J=61011
z), 4.15 (IH, dd, J=5.1011
z), 7.01 (lft, d.

J=9)1z)、、  7.17−7.31(5H,m
)(R) −2−(N−t−ブトキシカルボニル)アミ
ノ−1−(メタンスルホニル)オキシ−3−フェニルプ
ロパン収 率:95% 融 点:  116−117℃(分解)(α) ”−+
 18.0 (cml、 CIICh)(R)−2−(
N−t−ブトキシカルボニル)アミノ−2−フェニル−
1−(メタンスルホニル)オキシエタン収率;98% 融点: 107−109℃ (α) ”−11,2(c・1. CICllCl5)
N (DMSO−d6) :  1.38(911,s
)、 3.15(311,s)4.24(IH,dd、
J=8.10112)、 4.27(IIl、dd、J
=5.510IIz)  4.85−4.91 (LH
,m) 、 7.26−7.40(511,m)7.6
5(Ill、d J=9Hz) (S)−3−ヘンシルオキシ−2−(N−t−ブトキシ
カルボニル)アミノ−1−(メタンスルホニル)オキシ
プロパンf4120.6gの(S) −2−(N−t−
ブトキシカルボニル)アミノ−1−(メタンスルホニル
)オキシプロパンを300−の4N塩化水素/ジオキサ
ンで室温にて1時間処理した。減圧下に溶媒を溜去した
後、残渣結晶状物をエーテルより濾取し、水酸化ナトリ
ウム上減圧下に乾燥して、14.2gの(S)−2−ア
ミノ−1−(メタンスルホニル)オキシプロパン塩酸塩
を得た。
J=9)1z),, 7.17-7.31(5H, m
)(R) -2-(N-t-butoxycarbonyl)amino-1-(methanesulfonyl)oxy-3-phenylpropane Yield: 95% Melting point: 116-117°C (decomposition) (α) ”-+
18.0 (cml, CIICh)(R)-2-(
N-t-butoxycarbonyl)amino-2-phenyl-
1-(Methanesulfonyl)oxyethane Yield: 98% Melting point: 107-109°C (α) ”-11,2(c・1.CICllCl5)
N (DMSO-d6): 1.38 (911,s
), 3.15 (311, s) 4.24 (IH, dd,
J=8.10112), 4.27(IIl, dd, J
=5.510IIz) 4.85-4.91 (LH
, m), 7.26-7.40 (511, m) 7.6
5 (Ill, d J = 9Hz) (S) -3-hensyloxy-2-(N-t-butoxycarbonyl)amino-1-(methanesulfonyl)oxypropane f4120.6g of (S) -2-(N- t-
Butoxycarbonyl)amino-1-(methanesulfonyl)oxypropane was treated with 300-4N hydrogen chloride/dioxane for 1 hour at room temperature. After distilling off the solvent under reduced pressure, the residual crystalline material was filtered from ether and dried under reduced pressure over sodium hydroxide to give 14.2 g of (S)-2-amino-1-(methanesulfonyl). Oxypropane hydrochloride was obtained.

収率:100% 融点: 132−133℃ 〔α) !4−+10.3 (cml DMF)N M
 R(DMSO−da) :  1.25(3H,d、
J□711z)13.30(3tl  s)、  3.
49−3.58(111,m)、  4.31(IH,
dd、J=7゜1111z)  8.53(311,b
rs)同様にして、以下の化合物を得た。
Yield: 100% Melting point: 132-133℃ [α)! 4-+10.3 (cml DMF)NM
R(DMSO-da): 1.25(3H,d,
J□711z) 13.30 (3tl s), 3.
49-3.58 (111, m), 4.31 (IH,
dd, J=7°1111z) 8.53(311,b
rs) The following compounds were obtained in the same manner.

(S)−2−アミノ−1−(メタンノ、ルホニル)オキ
シプロパン塩酸塩 収率:99% 融点: 135−13(i℃ 〔α) ”−−10,3(cml、 DMF)(S)−
2−アミノ−1−(メタンスルホニル)オキシ3−メチ
ルブタン塩酸塩 収 率:99% 融点: 126−128℃ 〔α) ”= +6−6 (cml DMF)NMR(
DMSO−di):  0.97(31,d、J=71
1z)、0.99(311,d、J=711z)、  
1.99(11−1,dqq、J=7.7,711z)
、  3.233.28(E、s)、  3.31(3
H,s)、  4.34(1B、dd、J=61111
z)、  4.46(Ill、dd、J=3. 1lH
z)、  8.45(311,brs)(R)−2−ア
ミノ−1−(メタンスルホニル)オキシ−3−メチルブ
タン塩酸塩 収 率:98% 融点: 129−131 ’c Cα) 24= −6,7(cml、 DMF)(S)
−2−アミノ−1−(メタンスルホニル)オキシ−3−
フェニルプロパン塩酸塩 収 率:100% 融点: 133−134℃ 〔α) ”= +7.7 (cml、 DMF)NMR
(DMSO−da) :  2.89(III、dd、
J29.1411z)。
(S)-2-amino-1-(methano, sulfonyl)oxypropane hydrochloride Yield: 99% Melting point: 135-13 (i°C [α)”--10,3 (cml, DMF) (S)-
2-Amino-1-(methanesulfonyl)oxy-3-methylbutane hydrochloride Yield: 99% Melting point: 126-128°C [α) ”= +6-6 (cml DMF) NMR (
DMSO-di): 0.97 (31, d, J=71
1z), 0.99 (311, d, J=711z),
1.99 (11-1, dqq, J=7.7,711z)
, 3.233.28(E,s), 3.31(3
H, s), 4.34 (1B, dd, J=61111
z), 4.46 (Ill, dd, J=3.1lH
z), 8.45(311,brs)(R)-2-amino-1-(methanesulfonyl)oxy-3-methylbutane hydrochloride Yield: 98% Melting point: 129-131'c Cα) 24=-6 ,7 (cml, DMF) (S)
-2-amino-1-(methanesulfonyl)oxy-3-
Phenylpropane hydrochloride Yield: 100% Melting point: 133-134°C [α) ”= +7.7 (cml, DMF) NMR
(DMSO-da): 2.89 (III, dd,
J29.1411z).

3.10(lH,ddj=6.14Hz)、 3.28
(3Hs)  3.723.78(III、+s)、 
4.19(311,dd、J=5.5.1lllz) 
 4.34(lil、dd、J=3.1lllz)、 
7.26−7.39(5t1.m)  8.69(31
1,brs) (R)−2−アミノ−1−(メタンスルホニル)オキシ
−3−フェニルプロパン塩酸塩 収 率:100% 融点: 128−130℃ [α]”−−7,4(cml、DMF)(B)−2−ア
ミノ−2−フェニル−1−(メタンスルホニル)オキソ
エタン塩酸塩 収 率:100% 融点: 144−146℃ 〔α) ”= −9,4(cml、 DMF)NMR(
DMSO−da) :  3.56(311,s)、 
4.53(lit、dd。
3.10 (lH, ddj=6.14Hz), 3.28
(3Hs) 3.723.78 (III, +s),
4.19 (311, dd, J=5.5.1lllz)
4.34 (lil, dd, J=3.1lllz),
7.26-7.39 (5t1.m) 8.69 (31
1,brs) (R)-2-amino-1-(methanesulfonyl)oxy-3-phenylpropane hydrochloride Yield: 100% Melting point: 128-130°C [α]”--7,4 (cml, DMF ) (B) -2-amino-2-phenyl-1-(methanesulfonyl)oxoethane hydrochloride Yield: 100% Melting point: 144-146°C [α)'' = -9,4 (cml, DMF) NMR (
DMSO-da): 3.56 (311,s),
4.53 (lit, dd.

J=4.5.11.5Hz)、 4.62(III、d
d、J=7.5.11.5tlz)4.7](IH,d
d、J=4.5.7.511z)、 7.40−7.4
9(38,m)7.61−7.65(211,Im)、
 9.09(311,brs)(S)−2−アミノ−3
−ヘンシルオキシ−1−(メタンスルホニル)オキシプ
ロパン塩酸塩 収 率:97% 融点: 112−114℃ ゛〔α) ”= +3.1 (cml、 DMF)NM
R(DMSO,TMS) :  3.28(311,s
)、 3.63−3.74(311,m)、 4.40
(lIl、dd、J=5.1.1Ilz)、 4.48
(IH,dd。
J=4.5.11.5Hz), 4.62(III, d
d, J=7.5.11.5tlz)4.7](IH,d
d, J=4.5.7.511z), 7.40-7.4
9 (38, m) 7.61-7.65 (211, Im),
9.09(311,brs)(S)-2-amino-3
-hensyloxy-1-(methanesulfonyl)oxypropane hydrochloride Yield: 97% Melting point: 112-114°C ゛[α) ”= +3.1 (cml, DMF) NM
R (DMSO, TMS): 3.28 (311,s
), 3.63-3.74 (311, m), 4.40
(lIl, dd, J=5.1.1Ilz), 4.48
(IH, dd.

J=3.5.1lllz)、 4.55.4.56(2
+1.ABQ、J=12112)7.28−7.41(
5)1.m)、 8.63(3tl、bs)f517.
59gの(S)−2−アミノ−1−(メタンスルホニル
)オキシプロパン塩酸塩と1.56Bの亜硫酸ナトリウ
ムを水に熔かし、室温で20時間かき混ぜた。反応混合
物を強酸性イオン交換樹脂に通し、溶出液を減圧下に溜
去して析出した結晶を再び水に溶かした。これを強塩基
性イオン交換樹脂に通した後、減圧下に水を溜去して析
出した白色結晶にエタノールを加えて濾取し、4.56
gの(S)−2−アミノプロパン−1−スルホン酸を得
た。
J=3.5.1lllz), 4.55.4.56(2
+1. ABQ, J=12112) 7.28-7.41(
5)1. m), 8.63 (3tl, bs) f517.
59 g of (S)-2-amino-1-(methanesulfonyl)oxypropane hydrochloride and 1.56 B of sodium sulfite were dissolved in water and stirred at room temperature for 20 hours. The reaction mixture was passed through a strongly acidic ion exchange resin, the eluate was distilled off under reduced pressure, and the precipitated crystals were again dissolved in water. After passing this through a strongly basic ion exchange resin, the water was distilled off under reduced pressure, and ethanol was added to the precipitated white crystals, which were collected by filtration.
g of (S)-2-aminopropane-1-sulfonic acid was obtained.

収 率:82% 融点:>330℃ 〔α) ”= + 18.5 (c=l、 HzO)元
素分析:  C* Hq N O3Sとして0%  8
%  N% 計算値:   25.89  6.52  10.16
実測値:   26.11  6.86  10.25
NMR(0,2NNaOD、 t−BuOD) :  
1.15(311dJ=6.5Hz)、  2.86(
ill、dd、J=8. 1411z)、  2.97
(III。
Yield: 82% Melting point: >330°C [α) ”= + 18.5 (c=l, HzO) Elemental analysis: 0% as C* Hq N O3S 8
% N% Calculated value: 25.89 6.52 10.16
Actual value: 26.11 6.86 10.25
NMR (0,2N NaOD, t-BuOD):
1.15 (311dJ=6.5Hz), 2.86(
ill, dd, J=8. 1411z), 2.97
(III.

dd、J・4.1411z)、 3.31−3.39(
III鋼)同様にして、以下の化合物を得た。
dd, J・4.1411z), 3.31-3.39(
III Steel) The following compounds were obtained in the same manner.

(17)−2−アミノプロパン−1−スルホン酸敗 率
:67% 融点:>330℃ 〔α) ” =  18.3 (c=1. l1zO)
元素分析:  Cx H9N Oz Sとして0%  
 8%  N% 計算値:   25.89  6.52  10.J6
実測値:  26.03  6.80  10.40(
S)−2−アミノ−3−メチルブタン−1〜スルホン酸
収 率=89% 融 点:325℃(分解) 〔α) ”= ”29.8 (C=II H2O)元素
分析:  Cs HI3N O2Sとして0%   8
%   N% 計算値:   35.91   ?、84   8.3
8実測値:  35.94  7.98   8.19
NMR(0,2NNaOD、 t−BuOD) :  
0.89(311dJ=7112)、 0.90(31
,d、J=7Hz)、 1.66−1.78(IH,1
1)2.76(1!I、dd、J=9.5.14.5t
lz)、 3.03−3.09(211,m)(R>−
2−アミノ−3−メチルブタン−1−スルホン酸敗 率
二67% 融 点:325℃(分解) 〔α) ”−−29,7(c−1,IIJ)元素分析:
  Cs Hl :l N Oy Sとして0%   
11%  N% 計算値:   35.91  7.84   8.38
実測値:   35.96  7.91   8.70
(S)−2−アミノ−3−フェニルプロパン−1−スル
ホン酸敗 率ニア2% 融点:>330℃ (α)  ”= −3,5(c・1. 1ho)元素分
析:  C,H,ffN0.Sとして0%   ](%
   N% 計算値:   50.22  6.09   6.51
実測値;50゜44  6.30   6.3ONMR
(0,2NNaOD、 L−BuOD) +  2.(
i8(III、dJ。
(17)-2-Aminopropane-1-sulfonic acid decomposition rate: 67% Melting point: >330°C [α)” = 18.3 (c=1.l1zO)
Elemental analysis: 0% as Cx H9N Oz S
8% N% Calculated value: 25.89 6.52 10. J6
Actual value: 26.03 6.80 10.40 (
S)-2-amino-3-methylbutane-1 to sulfonic acid Yield = 89% Melting point: 325°C (decomposition) [α) ”= ”29.8 (C=II H2O) Elemental analysis: As Cs HI3N O2S 0% 8
% N% Calculated value: 35.91 ? ,84 8.3
8 Actual measurement value: 35.94 7.98 8.19
NMR (0,2N NaOD, t-BuOD):
0.89 (311 dJ=7112), 0.90 (31
, d, J=7Hz), 1.66-1.78 (IH, 1
1) 2.76 (1!I, dd, J=9.5.14.5t
lz), 3.03-3.09 (211, m) (R>-
2-Amino-3-methylbutane-1-sulfonic acid decomposition rate 267% Melting point: 325°C (decomposition) [α)''--29,7 (c-1, IIJ) Elemental analysis:
Cs Hl: 0% as l N Oy S
11% N% Calculated value: 35.91 7.84 8.38
Actual value: 35.96 7.91 8.70
(S)-2-amino-3-phenylpropane-1-sulfonic acid failure rate near 2% Melting point: >330°C (α) ”= -3,5(c・1.1ho) Elemental analysis: C, H, ffN0 0% as .S](%
N% Calculated value: 50.22 6.09 6.51
Actual measurement value; 50°44 6.30 6.3ONMR
(0,2NNaOD, L-BuOD) +2. (
i8(III, dJ.

J=8.13tlz)、 2.85(IH,dd、J=
9.1411z)、 2.86(ill、dd、J=5
.5.1311zL 3.05(IH,dd、J=3.
1411z)3.48−3.55(III、m)  7
.28−7.41(511,m)(R)−2−アミノ−
3−フェニルプロパン−1−スルボン酸収 率:83% 融点:>330℃ 〔α] ” = 43.6 (c=I、 1lzO)元
素分析’  C9H13NO3Sとして0%   14
%  N% 計算値・  50.22  6.09   6.51実
測値:   50.03  6.38   6.45(
R)−2−アミノ−2−フェニルエタン−1−スルホン
酸敗 率;79% 融点:>330℃ 〔α) ”−+ 1.3 (c=1.1L20)元素分
析:  Cs H+ + N O3Sとして0%  1
1%  N% 計算値:   47.75  5.51   6.96
実測値:   47.80  5.44.   6.9
6N M R(0,2NNaOD、  t−BuOD)
:  3.23(III、ddJ=10. 1311z
)、  3.43(LH,dd、J=5.5. 131
17.)4.08(III、dd、J・5.5. 10
11z)、  7゜40−7.46(511m)(S)
 、2−アミノ−3−ヘンシルオキシプロパン暑−スル
ホン酸 収率・76% 融点: 242−243℃ (α) ”−8,4(c−1,HJ) 元素分析:  C,、H,SNO,Sとして0%   
11%  N% 計算値:   48.97  6.16   5.71
実測値:   48.95  5.88   5.78
NMR(0,2NNaOD、 t−BuOD) :  
2.83(IHddJ=8.1411z)、 3.05
(IH,dd、J=3.5.1411z)3.42−3
.51(2tl、+i)、 3.55−3.6H111
,m)4.59(2!I、sL 7.36−7.46(
511,m)実施例2゜ 9.81 gの(S)〜2−アミノー3−ヘンシルオキ
シプロパン−1−スルホン酸を水、酢酸、メタノールの
混合溶媒140.tに溶かし、1gの10%パラジウム
−炭素の存在F、常圧室温にて20時間接触還元を行っ
た。触媒を濾去した後、濾液を減圧下に溜去した。残漬
にトルエンを加えて減圧下で溜去することにより、残留
する酢酸を共沸除去した。析出した白色結晶をエタノー
ルを加えて濾取した。これをエタノール水より再結晶し
て4.39gの(S)−2−アミノ−3−ヒドロキンプ
ロパン−1−スルホン酸を得た。
J=8.13tlz), 2.85(IH, dd, J=
9.1411z), 2.86(ill, dd, J=5
.. 5.1311zL 3.05 (IH, dd, J=3.
1411z) 3.48-3.55 (III, m) 7
.. 28-7.41(511,m)(R)-2-amino-
3-Phenylpropane-1-sulfonic acid Yield: 83% Melting point: >330°C [α]” = 43.6 (c=I, 1lzO) Elemental analysis' 0% as C9H13NO3S 14
% N% Calculated value ・ 50.22 6.09 6.51 Actual value: 50.03 6.38 6.45 (
R)-2-amino-2-phenylethane-1-sulfonic acid loss rate; 79% Melting point: >330°C [α) ”-+ 1.3 (c=1.1L20) Elemental analysis: As Cs H+ + N O3S 0% 1
1% N% Calculated value: 47.75 5.51 6.96
Actual value: 47.80 5.44. 6.9
6N MR (0,2N NaOD, t-BuOD)
: 3.23(III, ddJ=10.1311z
), 3.43 (LH, dd, J=5.5.131
17. ) 4.08 (III, dd, J.5.5.10
11z), 7°40-7.46 (511m) (S)
, 2-amino-3-hensyloxypropane heat-sulfonic acid yield 76% Melting point: 242-243°C (α) "-8,4 (c-1, HJ) Elemental analysis: C,, H, SNO , 0% as S
11% N% Calculated value: 48.97 6.16 5.71
Actual value: 48.95 5.88 5.78
NMR (0,2N NaOD, t-BuOD):
2.83 (IHddJ=8.1411z), 3.05
(IH, dd, J=3.5.1411z)3.42-3
.. 51 (2tl, +i), 3.55-3.6H111
, m) 4.59 (2! I, sL 7.36-7.46 (
511, m) Example 2 9.81 g of (S) - 2-amino-3-hensyloxypropane-1-sulfonic acid was dissolved in a mixed solvent of water, acetic acid, and methanol at 140 g. Catalytic reduction was carried out in the presence of 1 g of 10% palladium-carbon at normal pressure and room temperature for 20 hours. After filtering off the catalyst, the filtrate was distilled off under reduced pressure. The remaining acetic acid was azeotropically removed by adding toluene to the residue and distilling it off under reduced pressure. The precipitated white crystals were collected by filtration after adding ethanol. This was recrystallized from ethanol water to obtain 4.39 g of (S)-2-amino-3-hydroquinepropane-1-sulfonic acid.

収率ニア9% 融 点: 279−281℃(分解) (α) ”= +7.5 (C=1. )120)元素
分析:  ’ Cs Hq N O4Sとして0%  
8%  N% 計算値:   23.22  5.84   903実
測値:   23.50  6.i4   8.91N
MR(0,2NNaOD、 t−BuOD) :  2
.83(]1Ldd。
Yield near 9% Melting point: 279-281℃ (decomposition) (α) ”= +7.5 (C=1.) 120) Elemental analysis: 0% as Cs Hq N O4S
8% N% Calculated value: 23.22 5.84 903 Actual value: 23.50 6. i4 8.91N
MR (0,2NNaOD, t-BuOD): 2
.. 83(]1Ldd.

J=9.1411z)、 3.07(ill、dd、J
=3.5.1411z)。
J=9.1411z), 3.07(ill, dd, J
=3.5.1411z).

3.23−3.34(E、11)、 3.51(ltl
、dd、J=6.5. l1llz)3.58(III
、dd、J・5.5.1lHz)実施例3゜ 4.35gの(S)−2−アミノ−1−(メタンスルホ
ニル)オキシ−3−メチルブタンと4.02gの亜硫酸
アンモニーラムを水に溶かし、室温で20時間がき7H
l′た。反応混合物を、強酸性イオン交換樹脂に通し、
溶出液を減圧下に溜去して析出した結晶を再び水に溶が
した。
3.23-3.34 (E, 11), 3.51 (ltl
, dd, J=6.5. l1llz) 3.58 (III
, dd, J・5.5.1 lHz) Example 3 4.35 g of (S)-2-amino-1-(methanesulfonyl)oxy-3-methylbutane and 4.02 g of ammonium sulfite are dissolved in water, 20 hours at room temperature 7H
l'ta. Pass the reaction mixture through a strongly acidic ion exchange resin;
The eluate was distilled off under reduced pressure, and the precipitated crystals were again dissolved in water.

これを強塩基性イオン交換樹脂に通した後、減圧下に水
を溜去して析出した白色結晶にエタノールを加えて濾取
し、2.87gの(S)−2−アミノ−3−メチルブタ
ン−1−スルホン酸を得た。
After passing this through a strongly basic ion exchange resin, the water was distilled off under reduced pressure, and ethanol was added to the precipitated white crystals, which were collected by filtration. -1-sulfonic acid was obtained.

収 率;86% 実施例4゜ ft113.2gの(S)−2−(N−t−ブトキシカ
ルボニル)アミノ−1−(メタンスルホニル)オキシ−
3−メチルブタンとトI2.3 gの臭化リチウムを1
00−の無水アセトンに溶かし、室温で20時間かき混
ぜた。水、5%炭酸水素ナトリウム水溶液、飽和食塩水
で順次洗浄した後、硫酸ナトリウム上で乾燥した。溶媒
を減圧下で溜去し、得られた粗生成物をシリカゲルカラ
ムクロマトグラフィーで精製し、て7.19gの(S)
−2−(N−t−ブ[キンカルボニル 得た。
Yield: 86% Example 4 113.2 g of (S)-2-(N-t-butoxycarbonyl)amino-1-(methanesulfonyl)oxy-
3-Methylbutane and 2.3 g of lithium bromide in 1
00- in anhydrous acetone and stirred at room temperature for 20 hours. After sequentially washing with water, 5% aqueous sodium hydrogen carbonate solution, and saturated brine, it was dried over sodium sulfate. The solvent was distilled off under reduced pressure, and the resulting crude product was purified by silica gel column chromatography to yield 7.19 g of (S).
-2-(Nt-bu[quincarbonyl) was obtained.

収率=57% 融点: 70 − 71 ’C 〔α) ”−35.6 (C=1, CIICI3)N
M 12  (DMSO−d6) :  0.84(6
11,t,J=71−1z)、  1.39(9+1.
s)、  1.72−1.84(III,m)、 3.
40−3.49(211,m)3、54−3.61(1
8,m)、 6.84(1B,d.J=811z)+2
+6.12gの(S) −2− (N− t−ブトキシ
カルボニル)アミノ−l−ブロモ−3−メチルブタンと
4N塩化水素/ジオキサンを室温で1時間かき混ぜた.
溶媒を減圧下に溜去し、析出した結晶をエタノールを加
えて濾取し、4、37 gの(S)−2−アミノ−l−
ブロモ−3−メチルブタン塩酸塩を得た。
Yield = 57% Melting point: 70-71'C[α)''-35.6 (C=1, CIICI3)N
M12 (DMSO-d6): 0.84 (6
11,t,J=71-1z), 1.39(9+1.
s), 1.72-1.84 (III, m), 3.
40-3.49 (211, m) 3, 54-3.61 (1
8, m), 6.84 (1B, d.J=811z)+2
+6.12 g of (S)-2-(N-t-butoxycarbonyl)amino-l-bromo-3-methylbutane and 4N hydrogen chloride/dioxane were stirred at room temperature for 1 hour.
The solvent was distilled off under reduced pressure, and the precipitated crystals were collected by filtration after adding ethanol to give 4.37 g of (S)-2-amino-l-
Bromo-3-methylbutane hydrochloride was obtained.

収率;94% 融 点:  208 − 209℃(分解)(α) ”
= + 17.0 (c=l, HzO)NMI?  
(DMSO−da) :  0.94(31Ld,J=
711z)、 0.99(311.d,J=7i1z)
、 1.95−2.07(l11.o+)  3.15
−3.22(III,+a)、 3.75(Ill,d
d,J□5,llllz)  3.89(ill dd
J=4. 11Hz)、 8.51(311,brs)
(313.44gの(S)−2−アミノ−l−ブロモ−
3−メチルブタン塩酸塩と3.21 gの亜硫酸ナトリ
ウムを水に溶かし、室温で20時間かき混ぜた。反応混
合物を、強酸性イオン交換樹脂に通し、溶出液を減圧下
に溜去して析出した結晶を再び水に溶かした。これを強
塩基性イオン交換樹脂に通した後、減圧下に水を溜去し
て析出した白色結晶にエタノールを加えてdC取し、2
.52gの(S)−2−アミノ−3−メチルブタン−1
−スルホン酸を得た(収率;89%)。
Yield: 94% Melting point: 208-209℃ (decomposition) (α)
= + 17.0 (c=l, HzO) NMI?
(DMSO-da): 0.94 (31Ld, J=
711z), 0.99 (311.d, J=7i1z)
, 1.95-2.07(l11.o+) 3.15
-3.22 (III, +a), 3.75 (Ill, d
d, J□5,llllz) 3.89(ill dd
J=4. 11Hz), 8.51 (311,brs)
(313.44 g of (S)-2-amino-l-bromo-
3-Methylbutane hydrochloride and 3.21 g of sodium sulfite were dissolved in water and stirred at room temperature for 20 hours. The reaction mixture was passed through a strongly acidic ion exchange resin, the eluate was distilled off under reduced pressure, and the precipitated crystals were again dissolved in water. After passing this through a strongly basic ion exchange resin, the water was distilled off under reduced pressure, and ethanol was added to the precipitated white crystals to collect dC.
.. 52 g of (S)-2-amino-3-methylbutane-1
-Sulfonic acid was obtained (yield: 89%).

同様にして、 (+1)−2−アミノ−3〜メチルブタ
ン−1スルホン酸を得た(収率:67%)。
Similarly, (+1)-2-amino-3-methylbutane-1 sulfonic acid was obtained (yield: 67%).

(作用及び効果) 4℃で保存した稲(日本晴)を使用し、前記一般弐(1
)中のXがスルホ基である本発明化合物の植物生育調整
作用を調べた。
(Action and effect) Using rice (Nipponbare) stored at 4°C,
), in which X is a sulfo group, the plant growth regulating effect of the compound of the present invention was investigated.

被検茶水溶液(I XIO−6M>で浸した濾紙をペト
リ皿中に入れて発芽床とし、供試種子を播種した。
A filter paper soaked with a test tea aqueous solution (I XIO-6M>) was placed in a Petri dish to serve as a germination bed, and test seeds were sown.

3ローに発芽した種子を同濃度の被検薬木)8故を含む
植物培養試験管に移して生育試験を行った。移植後7日
経過したものの地上部及び地下部の長さと重量を測定し
た。−群30個体とし、試験は20℃の暗所で行った。
A growth test was performed by transferring the germinated seeds in 3 rows to a plant culture test tube containing the same concentration of the test medicinal tree 8). Seven days after transplantation, the length and weight of the aboveground and underground parts were measured. - The test was conducted in a dark place at 20°C with a group of 30 individuals.

その結果、本発明化合物を含む培地で発芽させた群では
、地上部の重量は変化させないが背丈を抑制する作用が
、対照群に比べ有意に認められた。即ち、本発明化合物
は植物の地上部を太く充実させる植物生長調整作用を有
し、農園芸用薬剤等として有用なものである。
As a result, in the group germinated in the medium containing the compound of the present invention, the effect of suppressing the height of the plants without changing the weight of the aerial part was observed significantly compared to the control group. That is, the compound of the present invention has a plant growth regulating effect that makes the above-ground part of the plant thick and full, and is useful as an agricultural and horticultural agent.

Claims (1)

【特許請求の範囲】[Claims] (1)下記一般式( I ): ▲数式、化学式、表等があります▼( I ) 〔式中、Rは水素又はアミノ基の保護基、Yは低級アル
キル基、フェニル基、フェニルアルキル基、ヒドロキシ
アルキル基又はフェニルアルキルオキシアルキル基、X
はスルホ基、メシル基、トシル基又はハロゲンを表す。 〕 で表される化合物及びその薬学的に許容される塩。
(1) The following general formula (I): ▲Mathematical formulas, chemical formulas, tables, etc.▼(I) [In the formula, R is hydrogen or a protecting group for an amino group, Y is a lower alkyl group, phenyl group, phenylalkyl group, Hydroxyalkyl group or phenylalkyloxyalkyl group, X
represents a sulfo group, mesyl group, tosyl group or halogen. ] A compound represented by these and its pharmaceutically acceptable salt.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0467856A2 (en) * 1990-07-19 1992-01-22 Nippon Zoki Pharmaceutical Co. Ltd. Aminoalkanesulfonic acid derivatives and pharmaceutical compositions for use in preventing or treating heart diseases
WO2010014943A2 (en) * 2008-08-01 2010-02-04 Bioxiness Pharmaceutics, Inc. Methionine analogs and methods of using same

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JPS5654314A (en) * 1979-10-09 1981-05-14 Yamatake Honeywell Co Ltd Flow-rate measuring method by electromagnetic flow meter
JPS58907A (en) * 1981-06-11 1983-01-06 アメリカン・サイアナミド・カンパニ− Method and composition for increasing crop of stalk, root or bean
JPS58965A (en) * 1981-06-09 1983-01-06 インペリアル・ケミカル・インダストリ−ズ・ピ−エル・シ− Quinoline derivative, manufacture and pharmaceutical composition containing same and 5-hydroxytriptamine antagonistic activity
JPS5879971A (en) * 1981-11-09 1983-05-13 Takeda Chem Ind Ltd Preparation of 1-phenylthio-2-aminopropane derivative
JPS58118596A (en) * 1981-12-24 1983-07-14 イ−・ア−ル・スクイブ・アンド・サンズ・インコ−ポレイテツド Phosphorus-containg compound
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US3925360A (en) * 1972-12-21 1975-12-09 Wyeth John & Brother Ltd 2-Benzyl aziridines
JPS5654314A (en) * 1979-10-09 1981-05-14 Yamatake Honeywell Co Ltd Flow-rate measuring method by electromagnetic flow meter
US4513009A (en) * 1980-04-17 1985-04-23 Societe Civile Bioprojet Aminoacid derivatives and their therapeutic applications
JPS58965A (en) * 1981-06-09 1983-01-06 インペリアル・ケミカル・インダストリ−ズ・ピ−エル・シ− Quinoline derivative, manufacture and pharmaceutical composition containing same and 5-hydroxytriptamine antagonistic activity
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JPS58118596A (en) * 1981-12-24 1983-07-14 イ−・ア−ル・スクイブ・アンド・サンズ・インコ−ポレイテツド Phosphorus-containg compound
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0467856A2 (en) * 1990-07-19 1992-01-22 Nippon Zoki Pharmaceutical Co. Ltd. Aminoalkanesulfonic acid derivatives and pharmaceutical compositions for use in preventing or treating heart diseases
WO2010014943A2 (en) * 2008-08-01 2010-02-04 Bioxiness Pharmaceutics, Inc. Methionine analogs and methods of using same
WO2010014943A3 (en) * 2008-08-01 2011-01-13 Bioxiness Pharmaceutics, Inc. Methionine analogs and methods of using same
US8580859B2 (en) 2008-08-01 2013-11-12 Bioxiness Pharmaceuticals, Inc. Methionine analogs and methods of using same
US9695119B2 (en) 2008-08-01 2017-07-04 Bioxiness Pharmaceuticals, Inc. Methionine analogs and methods of using same

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