JPS6328592B2 - - Google Patents

Info

Publication number
JPS6328592B2
JPS6328592B2 JP24820584A JP24820584A JPS6328592B2 JP S6328592 B2 JPS6328592 B2 JP S6328592B2 JP 24820584 A JP24820584 A JP 24820584A JP 24820584 A JP24820584 A JP 24820584A JP S6328592 B2 JPS6328592 B2 JP S6328592B2
Authority
JP
Japan
Prior art keywords
acid
muconic acid
culture
benzoic acid
medium
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
JP24820584A
Other languages
Japanese (ja)
Other versions
JPS61128892A (en
Inventor
Yukio Imada
Sumiko Mizuno
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.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP24820584A priority Critical patent/JPS61128892A/en
Priority to US06/800,027 priority patent/US4871667A/en
Priority to DE19853541581 priority patent/DE3541581A1/en
Publication of JPS61128892A publication Critical patent/JPS61128892A/en
Publication of JPS6328592B2 publication Critical patent/JPS6328592B2/ja
Granted legal-status Critical Current

Links

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は、ムコン酸の製造法に関する。[Detailed description of the invention] (Industrial application field) The present invention relates to a method for producing muconic acid.

(従来の技術) 従来、安息香酸より、コリネバクテリウム・グ
ルタミクム(Corynebacterium glutamicum)
AKU509を用いてムコン酸を産生する(約0.5
g/)方法が知られている(醗酵工学、第55巻
第2号、95−97、1977)。
(Prior art) Traditionally, benzoic acid was used to treat Corynebacterium glutamicum.
Produce muconic acid using AKU509 (approximately 0.5
g/) method is known (Fermentation Engineering, Vol. 55, No. 2, 95-97, 1977).

本発明者らは、安息香酸を炭素源とし、さらに
産生量の向上したムコン酸の製造法を得るべく、
種々検討した結果、コリネバクテリウム属のアセ
トアシドフイルム又はリリウムに属する微生物が
安息香酸をムコン酸に高収率で変換する能力を有
することを見出し、本発明に到達した。
The present inventors used benzoic acid as a carbon source in order to obtain a method for producing muconic acid that further improved the production amount.
As a result of various studies, it was discovered that microorganisms belonging to the Corynebacterium genus Acetacidophilum or Lilium have the ability to convert benzoic acid to muconic acid in high yield, and the present invention was achieved.

すなわち、本発明の要旨は、コリネバクテリウ
ム属のアセトアシドフイルム又はリリウムに属
し、ムコン酸を生産する能力を有する微生物を、
炭素源として安息香酸を使用して培養し、培養物
からムコン酸を得ることを特徴とするムコン酸の
製造法にある。
That is, the gist of the present invention is to use a microorganism that belongs to the acetoacid film or Lilium of the genus Corynebacterium and has the ability to produce muconic acid.
A method for producing muconic acid, which comprises culturing using benzoic acid as a carbon source and obtaining muconic acid from the culture.

(発明の構成) 以下、本発明を詳細に説明する。(Structure of the invention) The present invention will be explained in detail below.

まず、本発明において使用される微生物は、コ
リネバクテリウム属のアセトアシドフイルム又は
リリウムに属し、ムコン酸を生産する能力を有す
るものであり、たとえば、コリネバクテリウム・
アセトアシドフイルムATCC21421、
ATCC13870、コリネバクテリウム・リリウム
ATCC21793等が挙げられる。
First, the microorganism used in the present invention belongs to the acetoacidophilum or Lilium of the genus Corynebacterium and has the ability to produce muconic acid.
Acetoacid film ATCC21421,
ATCC13870, Corynebacterium rillium
ATCC21793 etc. are mentioned.

本発明において使用される培地としては、主炭
素源として安息香酸を含むものであれば、特に制
限されない。
The medium used in the present invention is not particularly limited as long as it contains benzoic acid as a main carbon source.

炭素源としては、安息香酸以外に、種々の炭水
化物、有機酸等をさらに添加してもよく、窒素源
としては、有機アンモニウム塩、無機アンモニウ
ム塩、尿素等を用いることができる。
As a carbon source, in addition to benzoic acid, various carbohydrates, organic acids, etc. may be further added, and as a nitrogen source, organic ammonium salts, inorganic ammonium salts, urea, etc. can be used.

また、必要に応じ、無機物として各種リン酸
塩、硫酸塩等を使用することができ、必要に応じ
各種有機栄養物を添加することもできる。
Furthermore, various phosphates, sulfates, etc. can be used as inorganic substances, and various organic nutrients can also be added as necessary.

培養は、通常12時間〜10日間程度、好気的条件
下に行なわれる。
Cultivation is usually carried out under aerobic conditions for about 12 hours to 10 days.

培地のPHは4−10、温度は20−40℃程度から選
ばれる。
The pH of the medium is selected from 4-10, and the temperature is selected from about 20-40°C.

ムコン酸の生産に際しては、増殖菌体、体止の
いずれをも用いることができる。
In the production of muconic acid, both grown bacterial cells and bacterial cells can be used.

培養物からムコン酸の採取、精製に際しては、
一般に有機化合物の採取、精製に用いられている
方法を採取することができる。
When collecting and purifying muconic acid from culture,
Methods generally used for collecting and purifying organic compounds can be used.

得られたムコン酸は、水添してアジピン酸とす
ることができ、また、1,4−ジカルボン酸誘導
体の原料として、さらには機能性樹脂原料として
有用である。
The obtained muconic acid can be hydrogenated to give adipic acid, and is useful as a raw material for 1,4-dicarboxylic acid derivatives and further as a raw material for functional resins.

(発明の効果) 本発明方法によれば、安息香酸よりムコン酸を
高収率で得ることができる。
(Effects of the Invention) According to the method of the present invention, muconic acid can be obtained in higher yield than benzoic acid.

(実施例) 以下、実施例により、本発明をさらに説明す
る。
(Example) Hereinafter, the present invention will be further explained with reference to Examples.

なお、実施例における物質の同定はガスクロマ
トグラフー質量分析等により標品と比較して行な
つた。
The substances in the Examples were identified by comparing them with standard samples using gas chromatography/mass spectrometry and the like.

実施例 1 1の水に、ペプトン10g、イーストエキス5
g、NaCl10gおよび安息香酸ナトリウム5gを
溶解し、PH7.0に調整した培地を作製した。この
50mlを500ml容コルベンに分注し、120℃で10分間
殺菌した。
Example 1 Add 10g of peptone and 5g of yeast extract to the water from step 1.
A medium was prepared by dissolving 10 g of NaCl, 5 g of sodium benzoate, and adjusting the pH to 7.0. this
50 ml was dispensed into a 500 ml Colben and sterilized at 120°C for 10 minutes.

一方安息香酸含有斜面培地に、
Corynebacterium acetoacidophilum
(ATCC21421)菌を30℃で3日間培養し、そのコ
ルベンにその一白金耳を接種し30℃往復振盪機で
112回/分の回転数で種培養を2日行つた。その
種培養より上記培地で安息香酸ナトリウムを3%
に変更した培地50mlを含むコルベンに8%を接種
し、30℃、往復振盪機で上記回転数にて培養を3
日間行つたところ、その培養液中に125mgのシス、
シスームコン酸が生成していた(2.5g/)。
On the other hand, in the benzoic acid-containing slant medium,
Corynebacterium acetoacidophilum
(ATCC21421) Culture the bacteria at 30°C for 3 days, inoculate a loopful of the bacteria into a strainer, and place it in a reciprocating shaker at 30°C.
Seed culture was carried out for 2 days at a rotation speed of 112 times/min. 3% sodium benzoate in the above medium from the seed culture.
8% inoculated into a Kolben containing 50 ml of the medium changed to
After conducting the experiment for several days, 125mg of Cis,
Sysumuconic acid was produced (2.5g/).

実施例 2 1の水に、ペプトン10g、イ−ストエキス5
g、NaCl10gおよび安息香酸ナトリウム5gを
溶解し、PH7.0に調整した培地を作製した。この
50mlを500ml容コルベンに分注し、120℃で10分間
殺菌した。
Example 2 10g of peptone and 5g of yeast extract in 1 water
A medium was prepared by dissolving 10 g of NaCl, 5 g of sodium benzoate, and adjusting the pH to 7.0. this
50 ml was dispensed into a 500 ml Colben and sterilized at 120°C for 10 minutes.

一方安息香酸含有斜面培地に、
Corynebacterium lilium(ATCC21793)菌を30
℃で3日間培養し、このコルベンにその一白金耳
を接種し、30℃往復振盪機で112回/分の回転数
で種培養を2日行つた。その種培養より上記培地
で安息香酸ナトリウムを3%に変更した培地50ml
を含むコルベンに8%を接種し、30℃、往復振盪
機で上記回転数にて培養を3日間行つたところ、
その培養液中に70mgのシス、シス−ムコン酸が生
成していた(1.4g/)。
On the other hand, in the benzoic acid-containing slant medium,
30 Corynebacterium lilium (ATCC21793) bacteria
After culturing at 30°C for 3 days, a loopful of the culture was inoculated into this Colben, and seed culture was carried out for 2 days at 30°C in a reciprocating shaker at a rotation speed of 112 times/min. From the seed culture, 50 ml of the above medium with sodium benzoate changed to 3%.
When 8% of Kolben was inoculated and cultured at 30°C and a reciprocating shaker at the above rotation speed for 3 days,
In the culture solution, 70 mg of cis, cis-muconic acid was produced (1.4 g/).

Claims (1)

【特許請求の範囲】[Claims] 1 コリネバクテリウム(Corynebacterium)属
のアセトアシドフイルム(acetoacidophilum)
又はリリウム(lilium)に属し、ムコン酸を生産
する能力を有する微生物を、炭素源として安息香
酸を使用して培養し、培養物からムコン酸を得る
ことを特徴とするムコン酸の製造法。
1. Acetoacidophilum of the genus Corynebacterium
Or, a method for producing muconic acid, which comprises culturing a microorganism belonging to the genus Lilium and having the ability to produce muconic acid using benzoic acid as a carbon source, and obtaining muconic acid from the culture.
JP24820584A 1984-11-26 1984-11-26 Production of muconic acid Granted JPS61128892A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP24820584A JPS61128892A (en) 1984-11-26 1984-11-26 Production of muconic acid
US06/800,027 US4871667A (en) 1984-11-26 1985-11-20 Process for preparing muconic acid
DE19853541581 DE3541581A1 (en) 1984-11-26 1985-11-25 METHOD FOR PRODUCING MUCONIC ACID

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24820584A JPS61128892A (en) 1984-11-26 1984-11-26 Production of muconic acid

Publications (2)

Publication Number Publication Date
JPS61128892A JPS61128892A (en) 1986-06-16
JPS6328592B2 true JPS6328592B2 (en) 1988-06-09

Family

ID=17174753

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24820584A Granted JPS61128892A (en) 1984-11-26 1984-11-26 Production of muconic acid

Country Status (1)

Country Link
JP (1) JPS61128892A (en)

Also Published As

Publication number Publication date
JPS61128892A (en) 1986-06-16

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