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JPS6216958B2 - - Google Patents

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Publication number
JPS6216958B2
JPS6216958B2 JP52025618A JP2561877A JPS6216958B2 JP S6216958 B2 JPS6216958 B2 JP S6216958B2 JP 52025618 A JP52025618 A JP 52025618A JP 2561877 A JP2561877 A JP 2561877A JP S6216958 B2 JPS6216958 B2 JP S6216958B2
Authority
JP
Japan
Prior art keywords
formula
group
macrolactone
mixture
general 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.)
Expired
Application number
JP52025618A
Other languages
Japanese (ja)
Other versions
JPS53111088A (en
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.)
Microbial Chemistry Research Foundation
Original Assignee
Microbial Chemistry Research Foundation
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 Microbial Chemistry Research Foundation filed Critical Microbial Chemistry Research Foundation
Priority to JP2561877A priority Critical patent/JPS53111088A/en
Priority to GB7927/78A priority patent/GB1587685A/en
Priority to US05/883,301 priority patent/US4196280A/en
Priority to DE19782858223 priority patent/DE2858223C2/de
Priority to DE19782809598 priority patent/DE2809598A1/en
Priority to CA000298457A priority patent/CA1119588A/en
Priority to FR7806818A priority patent/FR2400022A1/en
Publication of JPS53111088A publication Critical patent/JPS53111088A/en
Priority to FR7834348A priority patent/FR2400032A1/en
Priority to US06/075,036 priority patent/US4255564A/en
Publication of JPS6216958B2 publication Critical patent/JPS6216958B2/ja
Granted legal-status Critical Current

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  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Description

【発明の詳細な説明】[Detailed description of the invention]

本発明は一般式 (式中Aはカルボニル基またはR3−O−CH〓 (式中R3はアシル基またはフオロサミニル残基を
意味する)を、R1は環状アセタールまたは環状
チオアセタールの形態で保護されたアルデヒド基
を、R2は水素原子または低級アシル基を、点線
はこの間が2重結合であるかオキシラン環である
ことを、1点鎖線はマクロラクトン環が16員環ま
たは17員環を形成することを夫々意味してい
る。) で示される新規マクロラクトン誘導体およびその
化合物の製造法に関する。 茲に上記のR1で表わされる保護基を有するア
ルデヒド基としては、置換基を有するか有しない
1・3−ジオキソラン−2−イル基、置換基を有
するか有しない1・3−ジチオラン−2−イル
基、置換基を有するか有しない1・3−ジチアン
−2−イル基、置換基を有するか有しない1・3
−オキサチオラン−2−イル基などを、また、低
級アシル基の代表的なものとしてはアセチル基、
プロピオニル基、ブチリル基である。 上記一般式〔〕で示されるマクロラクトン誘
導体は18−位(マクロラクトン環が17員環である
ときは7−位)のアルデヒド基が特定の保護基で
保護されている点に構造上の特徴を有し、この化
合物を原料として種々のマクロライド系抗生物質
を製造し得るため、マクロライド系抗生物質を製
造するための中間体として重要である。たとえば
〔〕式において16員環でAがカルボニル基、R1
が1・3−ジオキソラン−2−イル基で、R2
アセチル基、点線が二重結合である化合物(実施
例1の化合物)に4−O−イソバレリルマイカラ
ールをブロム化剤(たとえば1・3−ブロモヒダ
ントイン)の存在下反応させ、次いで反応生成物
のアルデヒド基の保護基をトリフルオロ酢酸で除
去することによりすぐれた抗菌作用を有する次式
の化合物に導くことができる。 本発明によれば、一般式〔〕の化合物は次式
の方法によつて製造できる。 (式中A、R1、R2、R4、点線および1点鎖線の結
合は前記の意味を有する。) 上記の反応は、化合物〔〕を有機酸の存在
下、2価のアルコール類〔〕を作用させること
によつて行なわれる。 使用される有機酸としてはたとえばパラトルエ
ンスルホン酸が適当である。また2価のアルコー
ル類〔〕としては、2価のアルコール、チオア
ルコール、メルカプトアルコールであつて具体的
には、たとえばエチレングリコール、プロピレン
グリコール、1・2−プロパンジオール、2・3
−ブタンジオール、1・3−プロパンジオール、
エタンジチオール、2−メチル−1・3−プロパ
ンジチオール、メルカプトエタノール、メルカプ
トプロパノール等を挙げることができる。 この反応は通常水を含まないアセトニトリル、
クロロホルム等の溶媒中、室温で行なわれる。 反応液中から、生成物を単離するには、常法に
従つて、たとえば溶媒による抽出、カラムクロマ
トグラフイー、薄層クロマトグラフイー等が採用
される。 こうして、本発明の方法によるときは、マイカ
ロース部位
The present invention is based on the general formula (In the formula, A is a carbonyl group or R 3 -O-CH〓 (In the formula, R 3 means an acyl group or a fluorosaminyl residue), and R 1 is an aldehyde group protected in the form of a cyclic acetal or cyclic thioacetal. , R 2 is a hydrogen atom or a lower acyl group, the dotted line indicates that there is a double bond or an oxirane ring, and the dashed line indicates that the macrolactone ring forms a 16- or 17-membered ring. The present invention relates to a novel macrolactone derivative represented by the following formulas and a method for producing the compound. In addition, examples of the aldehyde group having a protecting group represented by R 1 above include 1,3-dioxolan-2-yl group with or without a substituent, and 1,3-dithiolan-2 with or without a substituent. -yl group, 1,3-dithian-2-yl group, with or without substituents, 1,3-yl group, with or without substituents
-oxathiolan-2-yl group, etc., and typical lower acyl groups include acetyl group,
They are propionyl group and butyryl group. The macrolactone derivative represented by the above general formula [] has a structural feature in that the aldehyde group at the 18-position (or the 7-position when the macrolactone ring is a 17-membered ring) is protected with a specific protecting group. Since this compound can be used as a raw material to produce various macrolide antibiotics, it is important as an intermediate for producing macrolide antibiotics. For example, in the formula [], A is a carbonyl group in a 16-membered ring, R 1
is a 1,3-dioxolan-2-yl group, R 2 is an acetyl group, and the dotted line is a double bond (compound of Example 1). By reacting in the presence of 1,3-bromohydantoin) and then removing the protecting group of the aldehyde group of the reaction product with trifluoroacetic acid, a compound of the following formula having excellent antibacterial activity can be obtained. According to the present invention, the compound of general formula [] can be produced by the method of the following formula. (In the formula, A, R 1 , R 2 , R 4 , and the dotted line and the bond between dotted and dashed lines have the above-mentioned meanings.) In the above reaction, the compound [ ] is reacted with a dihydric alcohol [ ] in the presence of an organic acid. ] is carried out. A suitable organic acid to be used is, for example, para-toluenesulfonic acid. Examples of dihydric alcohols include dihydric alcohols, thioalcohols, and mercaptoalcohols, such as ethylene glycol, propylene glycol, 1,2-propanediol, and 2,3-propanediol.
-butanediol, 1,3-propanediol,
Examples include ethanedithiol, 2-methyl-1,3-propanedithiol, mercaptoethanol, mercaptopropanol, and the like. This reaction usually uses water-free acetonitrile,
It is carried out at room temperature in a solvent such as chloroform. To isolate the product from the reaction solution, conventional methods such as extraction with a solvent, column chromatography, thin layer chromatography, etc. are employed. Thus, when using the method of the present invention, the mycarose site

【式】の脱離と同時 に18−位(マクロラクトン環が17員環であるとき
は7−位)のアルデヒド基が保護された本発明の
目的化合物〔〕を収率良く得ることができる。 以下に実施例を挙げて、本発明の製造方法をさ
らに説明する。 実施例 1 カルボマイシンB5.14g(6.23ミリモル)を無
水アセトニトリル25mlに溶解し、無水エチレング
リコール25mlを加え、室温でかきまぜながら無水
パラトルエンスルホン酸1.60g(9.30ミリモル)
を加えて1時間放置する。反応終了後、炭酸水素
ナトリウム800mg(9.52ミリモル)を加え中和後
反応混合物を150mlの飽和炭酸水素ナトリウム水
中に注加し、酢酸エチル250mlで各2回抽出す
る。酢酸エチル層を合し、飽和塩化ナトリウム水
100mlで各2回及び50mlで1回洗つた後、無水硫
酸ナトリウムで乾燥し、ついで濃縮乾固する。こ
れを300gのワコーゲルC200(商品名)を充填し
たカラムを用い、酢酸エチル−アセトン−エタノ
ール混液(混合比2:1:1)を展開溶媒とし
て、カラムクロマトグラフイーを行う。 初めに2′−ヒドロキシエチル−4−O−イソバ
レリルマイカロシドが流出し(粗収量1.65g)、
つぎに目的化合物〔〕が流出する(収量2.87
g)。これをアセトン−ノルマルヘキサン混液で
再沈澱を行い無色固体の目的化合物〔〕を2.56
g(64.1%)得る。 本化合物は次の理化学的性状を示す。 (i) 融点 102〜106℃ (ii) 〔α〕16 +13゜(C1.3.クロロホルム) (iii) Rf値 0.35〔シリカゲル薄層クロマトグラフ
イー、展開溶媒:酢酸エチル−アセトン−エタ
ノール混液(混合比2:1:1)〕 (iv) 元素分析値(C32H51NO12として) C(%) H(%) N(%) 計算値 59.89 8.01 2.18 実測値 59.84 7.91 2.06 (v) U.V.max 279nm(ε23000、メタノール) (vi) N.M.R.(CDCl3、TMS)、δ(ppm) 2.02(S、3H、3−OAc)、2.51(S、6H、N
(CH32) 3.59(S、3H、4−OMe)、3.82(m、4H、
Simultaneously with the elimination of [Formula], the target compound of the present invention [] in which the aldehyde group at the 18-position (or the 7-position when the macrolactone ring is a 17-membered ring) is protected can be obtained in good yield. The manufacturing method of the present invention will be further explained with reference to Examples below. Example 1 Dissolve 5.14 g (6.23 mmol) of Carbomycin B in 25 ml of anhydrous acetonitrile, add 25 ml of anhydrous ethylene glycol, and dissolve 1.60 g (9.30 mmol) of paratoluenesulfonic anhydride while stirring at room temperature.
Add and leave for 1 hour. After the reaction is complete, 800 mg (9.52 mmol) of sodium hydrogen carbonate is added to neutralize the mixture, and the reaction mixture is poured into 150 ml of saturated sodium hydrogen carbonate water and extracted twice with 250 ml of ethyl acetate each time. Combine the ethyl acetate layers and add saturated sodium chloride solution.
After washing twice with 100 ml and once with 50 ml, it is dried over anhydrous sodium sulfate and then concentrated to dryness. This is subjected to column chromatography using a column packed with 300 g of Wakogel C200 (trade name) using a mixture of ethyl acetate, acetone, and ethanol (mixing ratio 2:1:1) as a developing solvent. First, 2'-hydroxyethyl-4-O-isovaleryl mycaroside flowed out (crude yield: 1.65 g).
Next, the target compound [] flows out (yield 2.87
g). This was reprecipitated with an acetone-n-hexane mixture to obtain the target compound [] as a colorless solid at 2.56 g.
g (64.1%). This compound shows the following physical and chemical properties. (i) Melting point 102-106°C (ii) [α] 16 ° D +13° (C1.3.Chloroform) (iii) Rf value 0.35 [Silica gel thin layer chromatography, developing solvent: ethyl acetate-acetone-ethanol mixture (Mixing ratio 2:1:1)] (iv) Elemental analysis value (as C 32 H 51 NO 12 ) C (%) H (%) N (%) Calculated value 59.89 8.01 2.18 Actual value 59.84 7.91 2.06 (v) UVmax 279nm (ε23000, methanol) (vi) NMR (CDCl 3 , TMS), δ (ppm) 2.02 (S, 3H, 3-OAc), 2.51 (S, 6H, N
(CH 3 ) 2 ) 3.59 (S, 3H, 4-OMe), 3.82 (m, 4H,

【式】 ) 6.3(d、1H、J=80、10−H) (viii) I.R.(CHCl3)、cm-1 3600、3450(−OH)、2970(−CH3)、 2930(−CH2−)、2890[Formula] ) 6.3 (d, 1H, J=80, 10-H) (viii) IR (CHCl 3 ), cm -1 3600, 3450 (-OH), 2970 (-CH 3 ), 2930 (-CH 2 −), 2890

【式】 なお、初めに流出した2−ヒドロキシエチル−
4−O−イソバレリルマイカロシドをワコーゲル
C−300(商品名)165gを充填したカラムを用
い、クロロホルム−アセトン混液(混合比3:
1)を展開溶媒とするカラムクロマトグラフイー
に付して精製し、1.54g(85.7%)のシロツプ状
のマイカロース部分 を得る。このものの理化学的性状は次の通りであ
る。 (i) 〔α〕21 −60°(C1.0クロロホルム) (ii) Rf値 0.26〔シリカゲル薄層クロマトグラフ
イー、展開溶媒ベンゼン−アセトン混液(混合
比3:1)〕 0.32〔シリカゲル薄層クロマトグラフイー、
展開溶媒クロロホルム−アセトン混液(混合比
3:1)〕 (iii) 元素分析値(C14H26O6として) C(%) H(%) 計算値 57.91 9.03 実測値 58.06 8.83 実施例 2 10−プロピオニルジヨサマイシン(M.W.883)
5.5g(6.23mM)を無水アセトニトリル25mlに
溶解し、それに無水のエチレングリコール25mlを
加え室温でかきまぜながら無水パラトルエンスル
ホン酸1.60g(9.30mM)を加えて1時間放置す
る。反応終了後炭酸水素ナトリウム800mg(9.52
mM)を加え中和後150mlの飽和炭酸水素ナトリ
ウム水に注加し、酢酸エチルエステル各250mlで
2回抽出し、酢酸エチルエステル層を合し、飽和
塩化ナトリウム水各100mlで2回、50mlで1回洗
つた後、無水硫酸ナトリウムで乾燥、濃縮乾固す
る。(粗収量5.9g) 粗物質3.0gをワコーゲルC−200(商品名)
150gを酢酸エチルエステル−アセトン−エタノ
ール(混合比2:1:1)混液を溶出液とするカ
ラムクロマトグラフイーを行う。最初に2′−ヒド
ロキシエチル−4−O−イソバレリルマイカロシ
ドが流出し、次にデマイカロシル−10−プロピオ
ニルジヨサマイシンエチレンアセタールを含むフ
ラクシヨンが流出する。後者を酢酸エチルエステ
ル−メタノール(混合比6:1)混液を溶出液と
するシリカゲルカラムクロマトグラフイー(ワコ
ーゲルC−200(商品名)充填)で精製し、濃縮
乾固し、アセトン−ヘキサン混液で再沈殿を行
い、白色粉末のデマイカロシル−10−プロピオニ
ルジヨサマイシンエチレンアセタール590mgを得
る。 このものはつぎの理化学的性状を示す。 (i) Rf値 0.22〔シリカゲル薄層クロマトグラフ
イー、展開溶媒:酢酸エチル−アセトン−エタ
ノール混液(混合比2:1:1)〕 (ii) 核磁気共鳴スペクトル(CDCl3、ppm) 2.09(3H、S、−OCOCH3 ) 2.52(6H、S、
[Formula] Note that the 2-hydroxyethyl-
Using a column packed with 165 g of Wakogel C-300 (trade name) of 4-O-isovaleryl mycaroside, a chloroform-acetone mixture (mixing ratio 3:
1) was purified by column chromatography using a developing solvent to obtain 1.54 g (85.7%) of syrupy mycarose. get. The physical and chemical properties of this product are as follows. (i) [α] 21 D -60° (C1.0 chloroform) (ii) Rf value 0.26 [Silica gel thin layer chromatography, developing solvent benzene-acetone mixture (mixing ratio 3:1)] 0.32 [Silica gel thin layer chromatography,
Developing solvent chloroform-acetone mixture (mixing ratio 3:1)] (iii) Elemental analysis value (as C 14 H 26 O 6 ) C (%) H (%) Calculated value 57.91 9.03 Actual value 58.06 8.83 Example 2 10- Propionyldiyosamycin (MW883)
Dissolve 5.5g (6.23mM) in 25ml of anhydrous acetonitrile, add 25ml of anhydrous ethylene glycol, and add 1.60g (9.30mM) of anhydrous p-toluenesulfonic acid while stirring at room temperature, and leave for 1 hour. After the reaction is complete, add 800 mg of sodium hydrogen carbonate (9.52
After neutralization, pour into 150 ml of saturated sodium hydrogen carbonate water, extract twice with 250 ml each of ethyl acetate, combine the ethyl acetate layers, and extract twice with 100 ml each of saturated sodium chloride water and 50 ml each. After washing once, it is dried over anhydrous sodium sulfate and concentrated to dryness. (Gross yield: 5.9g) 3.0g of crude material was added to Wakogel C-200 (product name)
150 g was subjected to column chromatography using a mixture of acetic acid ethyl ester-acetone-ethanol (mixing ratio 2:1:1) as the eluent. First, 2'-hydroxyethyl-4-O-isovaleryl mycaroside flows out, followed by a fraction containing demycarosyl-10-propionyldiosamycin ethylene acetal. The latter was purified by silica gel column chromatography (packed with Wakogel C-200 (trade name)) using a mixture of acetic acid ethyl ester and methanol (mixing ratio 6:1) as an eluent, concentrated to dryness, and purified with a mixture of acetone and hexane. Reprecipitation is performed to obtain 590 mg of white powder demycarosyl-10-propionyldiosamycin ethylene acetal. This material exhibits the following physical and chemical properties. (i) Rf value 0.22 [Silica gel thin layer chromatography, developing solvent: ethyl acetate-acetone-ethanol mixture (mixing ratio 2:1:1)] (ii) Nuclear magnetic resonance spectrum (CDCl 3 , ppm) 2.09 (3H , S, -OCO CH 3 ) 2.52 (6H, S,

【式】 ) 3.56(3H、S、−OCH3) 0.99(3H、d、J=6.0、>CHCH3 ) 1.11(3H、t、J=8.0 −CH2C ) 1.28(3H、d、J=6.0[Formula] ) 3.56 (3H, S, -OCH 3 ) 0.99 (3H, d, J=6.0, >CHC H 3 ) 1.11 (3H, t, J=8.0 -CH 2 C H 3 ) 1.28 (3H, d , J=6.0

【式】 1.30(3H、d、J=6.0【formula】 1.30 (3H, d, J=6.0

【式】 ) 3.81(2H、m、−OCH2 CH2O−) 3.96(2H、m、−OCH2 CH2 O−) (iii) 質量スペクトル m/e 699(M+) 実施例 3 スピラマイシンI525mg(0.62mM)を無水のア
セトニトリル2.5mlに溶解し、それに無水のエチ
レングリコール2.5mlを加え室温でかきまぜなが
ら無水パラトルスルホン酸160mg(0.93mM)を
加え1時間放置する。反応終了後炭酸水素ナトリ
ウム80mg(0.95mM)を加えて中和後飽和炭酸水
素ナトリウム水15ml中に注加し、酢酸エチルエス
テル各25mlで2回抽出、酢酸エチルエステル層を
合し、飽和塩化ナトリウム水各10mlで2回、5ml
で1回洗つた後、無水硫酸ナトリウムで乾燥後、
濃縮乾固する。(粗収量570mg) 粗物質570mgを酢酸エチルエステル−アセトン
−エタノール混液(混合比2:1:1)を溶出液
とするシリカゲルカラムクロマトグラフイーを行
う。最初に2′−ヒドロキシエチルマイカロシドが
流出し、続いてデマイカロシルスピラマイシンI
エチレンアセタールを含むフラクシヨンが流出す
る。後者のフラクシヨンを濃縮し、酢酸エチルエ
ステル−メタノール混液(混合比6:1)を溶出
液とするシリカゲルカラムクロマトグラフイーで
精製し、アセトン−ヘキサン混液で再沈澱を行い
白色粉末のデマイカロシルスピラマイシンIエチ
レンアセタールを得る。このものはシリカゲル薄
層クロマトグラフイー(プレコーテツドプレート
(K−ieselgel60F−254)、展開溶媒;酢酸エチル
エステル−アセトン−エタノール(混合比2:
1:1)混液)でRf値0.18を示す。 また核磁気共鳴スペクトル(CDCl3、ppm)は
つぎの通りである。 2.20(6H、S、
[Formula] ) 3.81 (2H, m, -OCH 2 CH 2 O-) 3.96 (2H, m, -OCH 2 CH 2 O-) (iii) Mass spectrum m/e 699 (M + ) Example 3 Spira Dissolve 525 mg (0.62 mM) of mycin I in 2.5 ml of anhydrous acetonitrile, add 2.5 ml of anhydrous ethylene glycol, and add 160 mg (0.93 mM) of paratolsulfonic anhydride while stirring at room temperature and leave for 1 hour. After the reaction was completed, 80 mg (0.95 mM) of sodium hydrogen carbonate was added to neutralize the mixture, then poured into 15 ml of saturated sodium hydrogen carbonate water, extracted twice with 25 ml each of ethyl acetate, the ethyl acetate layers were combined, and saturated sodium chloride was added. 5ml twice with 10ml of water each
After washing once with water and drying with anhydrous sodium sulfate,
Concentrate to dryness. (Crude yield: 570 mg) 570 mg of the crude substance was subjected to silica gel column chromatography using a mixture of acetic acid ethyl ester-acetone-ethanol (mixing ratio 2:1:1) as the eluent. 2'-hydroxyethyl mycaroside flows out first, followed by demycarosylspiramycin I
A fraction containing ethylene acetal flows out. The latter fraction was concentrated and purified by silica gel column chromatography using a mixture of acetic acid ethyl ester and methanol (mixing ratio 6:1) as an eluent, followed by reprecipitation with a mixture of acetone and hexane to obtain Demycarosylspira as a white powder. Mycin I ethylene acetal is obtained. This product was used for silica gel thin layer chromatography (pre-coated plate (K-ieselgel60F-254), developing solvent: acetic acid ethyl ester-acetone-ethanol (mixing ratio 2:
1:1) mixture) shows an Rf value of 0.18. Further, the nuclear magnetic resonance spectrum (CDCl 3 , ppm) is as follows. 2.20 (6H, S,

【式】) 2.45(6H、S、【formula】) 2.45 (6H, S,

【式】 3.52(3H、S、−OCH3 ) 0.98(3H、d、J=6.0、[Formula] 3.52 (3H, S, -OC H 3 ) 0.98 (3H, d, J=6.0,

【式】 1.18(3H、d、【formula】 1.18 (3H, d,

【式】) 1.20(3H、d、【formula】) 1.20 (3H, d,

【式】) 1.24(3H、d、【formula】) 1.24 (3H, d,

【式】) 3.73(4H、m、−OCH2 H2 O) なお、この化合物を1%塩酸で10時間加水分解
したが、薄層クロマトグラフイーによつてマイカ
ロースは検出できなかつた。また、核磁気共鳴ス
ペクトルでは9.86ppm(1H、S、−CHO)が消失
し、新たに3.73ppm(4H、m、OCH2CH2O)が
出現した。
[Formula]) 3.73 (4H, m, -OC H 2 C H 2 O) This compound was hydrolyzed with 1% hydrochloric acid for 10 hours, but no mycarose could be detected by thin layer chromatography. . Furthermore, in the nuclear magnetic resonance spectrum, 9.86 ppm (1H, S, -CHO) disappeared, and 3.73 ppm (4H, m, OCH 2 CH 2 O) newly appeared.

Claims (1)

【特許請求の範囲】 1 一般式 (式中Aはカルボニル基またはR3−O−CH〓 (式中R3はアシル基またはフオロサミニル残基を
意味する)を、R1は環状アセタールまたは環状
チオアセタールの形態で保護されたアルデヒド基
を、R2は水素原子または低級アシル基を、点線
はこの間が2重結合であるかオキシラン環である
ことを、また1点鎖線はマクロラクトン環が16員
環または17員環を形成することを夫々意味してい
る。) で示されるマクロラクトン誘導体。 2 一般式 (式中R4は低級アシル基を、またA、R2、点線お
よび1点鎖線は前記の意味を有する。) で示されるマクロライド化合物に有機酸の存在
下、2価のアルコールまたはチオールもしくはチ
オアルコールを作用させることを特徴とする一般
(式中A、R1、R2、点線および1点鎖線は前記の
意味を有する。) で示されるマクロラクトン誘導体の製造法。
[Claims] 1. General formula (In the formula, A is a carbonyl group or R 3 -O-CH〓 (In the formula, R 3 means an acyl group or a fluorosaminyl residue), and R 1 is an aldehyde group protected in the form of a cyclic acetal or cyclic thioacetal. , R 2 is a hydrogen atom or a lower acyl group, the dotted line indicates that there is a double bond or an oxirane ring, and the dashed line indicates that the macrolactone ring forms a 16- or 17-membered ring. respectively.) A macrolactone derivative represented by the following. 2 General formula (In the formula, R 4 represents a lower acyl group, and A, R 2 , a dotted line, and a dashed line have the above meanings.) In the presence of an organic acid, a dihydric alcohol or a thiol or General formula characterized by the action of thioalcohol (In the formula, A, R 1 , R 2 , a dotted line and a dashed line have the above-mentioned meanings.) A method for producing a macrolactone derivative represented by the following.
JP2561877A 1977-03-09 1977-03-09 Novel macrolactone derivative and its preparation Granted JPS53111088A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP2561877A JPS53111088A (en) 1977-03-09 1977-03-09 Novel macrolactone derivative and its preparation
GB7927/78A GB1587685A (en) 1977-03-09 1978-01-28 Macrolactone derivatives and their production
US05/883,301 US4196280A (en) 1977-03-09 1978-03-03 Novel macrolactone derivatives and process of producing them
DE19782858223 DE2858223C2 (en) 1977-03-09 1978-03-06
DE19782809598 DE2809598A1 (en) 1977-03-09 1978-03-06 NEW MACROLACTONE DERIVATIVES AND THE PROCESS FOR THEIR PRODUCTION
CA000298457A CA1119588A (en) 1977-03-09 1978-03-08 Process of producing novel macrolactone derivatives
FR7806818A FR2400022A1 (en) 1977-03-09 1978-03-09 NEW MACROLACTONE DERIVATIVES AND THEIR MANUFACTURING PROCESS
FR7834348A FR2400032A1 (en) 1977-03-09 1978-12-06 5-Hydroxy-macro:lactone derivs. and glucopyranosyl ether(s) - intermediates for macrolide antibiotics
US06/075,036 US4255564A (en) 1977-03-09 1979-09-12 Novel macrolactone derivatives and process of producing them

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2561877A JPS53111088A (en) 1977-03-09 1977-03-09 Novel macrolactone derivative and its preparation

Publications (2)

Publication Number Publication Date
JPS53111088A JPS53111088A (en) 1978-09-28
JPS6216958B2 true JPS6216958B2 (en) 1987-04-15

Family

ID=12170863

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2561877A Granted JPS53111088A (en) 1977-03-09 1977-03-09 Novel macrolactone derivative and its preparation

Country Status (1)

Country Link
JP (1) JPS53111088A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52100484A (en) * 1976-02-20 1977-08-23 Takeda Chem Ind Ltd Synthesis of antibiotic derivatives

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52100484A (en) * 1976-02-20 1977-08-23 Takeda Chem Ind Ltd Synthesis of antibiotic derivatives

Also Published As

Publication number Publication date
JPS53111088A (en) 1978-09-28

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