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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities

5-(2-Methylthioethyl)hydantoin Manufacturer/High quality/Best price/In stock

Cas:13253-44-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

5-[2-(Methylmercapto)-ethyl]-hydantoin

Cas:13253-44-6

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

5-(2-Methylthioethyl)hydantoin CAS 13253-44-6

Cas:13253-44-6

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Factory direct supply CAS 13253-44-6 with best quality

Cas:13253-44-6

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ

2,4-Imidazolidinedione,5-[2-(methylthio)ethyl]-

Cas:13253-44-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Qingdao Beluga Import and Export Co., LTD

5-(2-Methylthioethyl)hydantoin CAS:13253-44-6 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality or

5-(2-Methylthioethyl)hydantoin CAS:13253-44-6

Cas:13253-44-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

2,4-Imidazolidinedione,5-[2-(methylthio)ethyl]-

Cas:13253-44-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:1 Kilogram

FOB Price: $80.0 / 100.0

Type:Lab/Research institutions

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Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

2,4-Imidazolidinedione,5-[2-(methylthio)ethyl]-

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

2,4-Imidazolidinedione,5-[2-(methylthio)ethyl]-

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

5-(2-methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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Henan Tianfu Chemical Co., Ltd.

HIGH QUALITY 13253-44-6 Chinese name: 5- [2- (methylthio) ethyl] hein Chinese synonyms: 5- [2- (methylthio) ethyl] hein; 5- [2-methylthioacetyl] ethene Acyl; 5- [2- (methylthio) ethyl] -2,4-imidazolidinedione; 5- [2- (methylthio) ethyl] hydan

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

Buy Top Purity 5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Trading Company

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Hangzhou Huarong Pharm Co., Ltd.

We Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Trading Company

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TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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Golden Pharma Co., Limited

GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:1 Kilogram

Negotiable

Type:Other

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GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

5-[2-(Methylthio)ethyl]hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Manufacturers

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Xi`an Eastling Biotech Co., Ltd.

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Manufacturers

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Wuxi TAA Chemical Industry Co.,LTD.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re

High quality 5-(2-Methylthioethyl)hydantoin cas NO.: 13253-44-6

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Other

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Wuhan Circle Star Chem-medical Technology co.,Ltd.

1,we produce and sell good chemicals around the world.2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%.3,our staff consists of highly qualified in

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

2,4-Imidazolidinedione,5-[2-(methylthio)ethyl]-

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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DB BIOTECH CO., LTD

best seller Application:API

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Trading Company

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Hangzhou Fandachem Co.,Ltd

5-(2-Methylthioethyl)hydantoin cas 13253-44-6Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

5-(2-Methylthioethyl)hydantoin cas 13253-44-6

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Other

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Shandong Mopai Biotechnology Co., LTD

best seller Application:API

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Changzhou Helios Biomedical Science and Technology Co.,LTD.

Changzhou Helios Biochemical Co., Ltd is a leading manufacturer and supplier for medical intermediates and pesticide intermediates . We specialize in custom synthesis of benzene ring, pyridine and pyrimidine derivatives to help customers to accelerat

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hebei Muhuang Technology Co., Ltd

best seller Application:API

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Trading Company

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ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

5-(2-Methylthioethyl)hydantoin

Cas:13253-44-6

Min.Order:0

Negotiable

Type:Trading Company

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Synthetic route

2-hydroxy-4-(methylthio)butyronitrile
17773-41-0

2-hydroxy-4-(methylthio)butyronitrile

ammonium bicarbonate

ammonium bicarbonate

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
In water at 80℃; for 2h;99%
sodium cyanide
773837-37-9

sodium cyanide

4-(methylthio)butanal
42919-64-2

4-(methylthio)butanal

carbon dioxide
124-38-9

carbon dioxide

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
With ammonia under 15001.5 Torr; for 0.266667h; Pressure; Time; Concentration;94.65%
methylthiol
74-93-1

methylthiol

3-cyano-3-hydroxy-1-propene
5809-59-6

3-cyano-3-hydroxy-1-propene

A

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

B

2-[(aminocarbonyl)amino]-4-(methylthio)butanoamide
55064-40-9

2-[(aminocarbonyl)amino]-4-(methylthio)butanoamide

Conditions
ConditionsYield
With ammonium carbonate In methanol at 80℃; for 1.5h;A 85%
B 12%
2-hydroxy-4-(methylthio)butyronitrile
17773-41-0

2-hydroxy-4-(methylthio)butyronitrile

A

hydantoin amide
89033-45-4

hydantoin amide

B

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
With ammonium carbonate; ammonium bicarbonate In water at 105℃; for 0.583333h; Reagent/catalyst; Autoclave;A 17.9%
B 74.9%
Reaxys ID: 12045731

Reaxys ID: 12045731

A

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

B

DL-methionine
59-51-8

DL-methionine

C

DL-methionine amide
19298-72-7

DL-methionine amide

Conditions
ConditionsYield
Stage #1: With carbon dioxide In water at 60℃; under 112511 Torr;
Stage #2: With ammonia In water at 250℃;
Stage #3: titanium(IV) oxide at 180℃;
A n/a
B 63%
C n/a
DL-methionine
59-51-8

DL-methionine

sodium cyanate

sodium cyanate

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
With hydrogenchloride
2-hydroxy-4-(methylthio)butyronitrile
17773-41-0

2-hydroxy-4-(methylthio)butyronitrile

ammonium carbonate
506-87-6

ammonium carbonate

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

hydrogen cyanide
74-90-8

hydrogen cyanide

3-(methylsulfenyl)propanal
3268-49-3

3-(methylsulfenyl)propanal

carbon dioxide
124-38-9

carbon dioxide

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
With ammonia; water at 105 - 130℃; Industrial scale;
hydrogen cyanide
74-90-8

hydrogen cyanide

3-(methylsulfenyl)propanal
3268-49-3

3-(methylsulfenyl)propanal

ammonium carbonate
506-87-6

ammonium carbonate

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
In water at 110℃; for 1h;
methylthiol
74-93-1

methylthiol

hydrogen cyanide
74-90-8

hydrogen cyanide

carbon dioxide
124-38-9

carbon dioxide

acrolein
107-02-8

acrolein

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
With ammonia In methanol at 80℃; for 1.5h;
potassium cyanide

potassium cyanide

3-(methylsulfenyl)propanal
3268-49-3

3-(methylsulfenyl)propanal

ammonium bicarbonate

ammonium bicarbonate

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
at 60 - 140℃; for 0.116667h; Temperature;
2-hydroxy-4-(methylthio)butyronitrile
17773-41-0

2-hydroxy-4-(methylthio)butyronitrile

carbon dioxide
124-38-9

carbon dioxide

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
With ammonia; ammonium bicarbonate In water at 80 - 130℃; Temperature; Large scale;
methionine aldehyde

methionine aldehyde

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 20 °C / 760.05 Torr
2: water / 2.5 h / 75 °C / 760.05 Torr
View Scheme
ammonium carbonate
506-87-6

ammonium carbonate

methionine cyanohydrin

methionine cyanohydrin

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

Conditions
ConditionsYield
In water at 75℃; under 760.051 Torr; for 2.5h;
5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

DL-methionine
59-51-8

DL-methionine

Conditions
ConditionsYield
Stage #1: 5-[2-(methylthio)ethyl]imidazolidine-2,4-dione With water; potassium carbonate at 120 - 160℃; Sonication;
Stage #2: at 80 - 120℃; Reagent/catalyst; Sonication;
99.9%
Stage #1: 5-[2-(methylthio)ethyl]imidazolidine-2,4-dione With water; potassium hydroxide at 173 - 178℃; for 1h;
Stage #2: With carbon dioxide; water at 20℃; Crystallization; Presence of polyvinyl alcohol;
97%
With water; potassium hydroxide at 120 - 173℃; pH=10.5;53.6%
5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

A

L-methionine
63-68-3

L-methionine

B

(S)-N-carbamoylmethionine
54896-74-1

(S)-N-carbamoylmethionine

Conditions
ConditionsYield
In water at 30℃; for 72h; Mechanism; Pseudomonas sp. strain NS671, air. pH 7.0 - 7.2; different cultivation times, other 5-substituted hydantoins;A 98%
B n/a
With sodium hydroxide; air at 30℃; for 72h; Pseudomonas sp. Strain NS671;A 93%
B n/a
at 40℃; Product distribution; Mechanism; conversion by Pseudomonas sp. strain NS671;
5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

(R)-N-carbamoylmethionine
23479-37-0

(R)-N-carbamoylmethionine

Conditions
ConditionsYield
With D-hydantoinase 1 In water at 50℃; for 12.7h; pH 8.5;81%
With Tris-HCl buffer; Pseudomonas sp. AJ-11220 In various solvent(s) at 30℃; for 2h; Mechanism; pH 8.5; enzymatic reaction;
With Tris-HCl buffer; Pseudomonas sp. AJ-11220 In various solvent(s) at 30℃; for 2h;
5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

rhodium(III)chloride
10049-07-7

rhodium(III)chloride

Rh(3+)*H(1+)*CH3SCH2CH2C3HN2O2(2-)*2Cl(1-)*H2O = Rh(C6H9N2O2S)Cl2(H2O)

Rh(3+)*H(1+)*CH3SCH2CH2C3HN2O2(2-)*2Cl(1-)*H2O = Rh(C6H9N2O2S)Cl2(H2O)

Conditions
ConditionsYield
With water In not given heating (pH=3); filtration, washing (H2O and EtOH), further product on evapn. of filtrate, addn. of Na2CO3 (pH = 3), drying; elem. anal.;42%
5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

methyl iodide
74-88-4

methyl iodide

[2-(2,5-dioxo-imidazolidin-4-yl)-ethyl]-dimethyl sulfonium ; iodide
7673-71-4

[2-(2,5-dioxo-imidazolidin-4-yl)-ethyl]-dimethyl sulfonium ; iodide

Conditions
ConditionsYield
With water
5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

D-methionine
348-67-4

D-methionine

Conditions
ConditionsYield
Mechanism; enzymatic hydrolysis of several hydantoines with Pseudomonas Sp.;
With potassium phosphate buffer; Pseudomonas sp. AJ-11220 In various solvent(s) at 30℃; for 2h; pH 8.0; enzymatic reaction;
at 37℃; Pseudomonas Sp.;
With potassium phosphate buffer; Pseudomonas sp. AJ-11220 In various solvent(s) at 30℃; for 2h;
5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

L-methionine
63-68-3

L-methionine

Conditions
ConditionsYield
at 30℃; Product distribution; conversion by E. coli pHPB12;
at 30℃; Arthrobacter globiformis;
Multi-step reaction with 3 steps
1.1: sodium hydroxide; pyrographite / 130 °C
2.1: 5 h / pH 2 - 4
2.2: 65 °C / pH 4
3.1: sodium hydroxide; cobalt(II) chloride / 36 h / 37 °C / pH 6.5 / Large scale; Enzymatic reaction
View Scheme
5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
13253-44-6

5-[2-(methylthio)ethyl]imidazolidine-2,4-dione

D-4-hydroxyphenylglycine
22818-40-2

D-4-hydroxyphenylglycine

Conditions
ConditionsYield
In water at 30℃; for 24h; Product distribution; 0.1 M potassium phosphate buffer (pH = 8.0); bacterioal strain H-319; also H-968;

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