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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material鈥檚 manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product specifi

L-allo-Isoleucine

Cas:1509-34-8

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality L-Allo-Isoleucine supplier in China

Cas:1509-34-8

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

L-ALLO-ISOLEUCINE

Cas:1509-34-8

Min.Order:1 Kilogram

FOB Price: $2.0 / 10.0

Type:Trading Company

inquiry

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

Pharmaceutical Grade CAS 1509-34-8 with competitive price

Cas:1509-34-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

L-alloisoleucine

Cas:1509-34-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients 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 Specialized

L-Alloisoleucine 1509-34-8

Cas:1509-34-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

L-ALLO-ISOLEUCINE CAS:1509-34-8 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 organic intermed

L-ALLO-ISOLEUCINE CAS:1509-34-8

Cas:1509-34-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

L-Alloisoleucine

Cas:1509-34-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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 s

L-ALLO-ISOLEUCINE

Cas:1509-34-8

Min.Order:1 Kilogram

FOB Price: $30.0 / 50.0

Type:Lab/Research institutions

inquiry

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

L-Alloisoleucine

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

L-allo-Isoleucine

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

L-alloisoleucine

Cas:1509-34-8

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

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

L-allo-Isoleucine

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

High quality L-Allo-Isoleucine

Cas:1509-34-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

L-alloisoleucine

Cas:1509-34-8

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

superior quality moderate price & quick delivery Appearance:powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used to make other chemic

L-Alloisoleucine

Cas:1509-34-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung, LG, Merck, Thermo Fisher Scientific and so o

L-alloisoleucine

Cas:1509-34-8

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

L-alloisoleucine

Cas:1509-34-8

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu

L-Allo-isoleucine

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

L-alloisoleucine

Cas:1509-34-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

L-alloisoleucine

Cas:1509-34-8

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

L-Alloisoleucine

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

L-allo-Isoleucine

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

L-alloisoleucine

Cas:1509-34-8

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Suzhou Sibian Chemical Technology Co., Ltd

The process is mature and can be mass produced to 100 kg, with good quality and purity up to 99%.The product has a large stock and can be supplied stably. Package:bottle Application:Drug R&D Transportation:Sealed drying(25℃) Port:ShangHai

L-ALLO-ISOLEUCINE

Cas:1509-34-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Research Peptide Biotechnology Co., Ltd.

High purity, high success rate, short cycle and moderate priceAppearance:White powder solid Storage:Negative 20 degrees Celsius Package:5mg, 10mg 100mg, 1gram Application:Applied to various scientific research

L-Alloisoleucine

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

allo-L-isoleucine

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

(2S,3R)-2-AMino-3-Methylpentanoic acid

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

GIHI CHEMICALS CO.,LIMITED

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

L-Allo-isoleucine

Cas:1509-34-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec L-allo-Isoleucine 100mg

Cas:1509-34-8

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(2S,3R)-(+)-2-Amino-3-methylpent-4-enoic acid
249553-80-8

(2S,3R)-(+)-2-Amino-3-methylpent-4-enoic acid

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
With hydrogen; platinum(IV) oxide In water at 20℃; for 15h; Catalytic hydrogenation;98%
N-[(2S,3R)-2-amino-3-methylpentanoyl]-(1R,2S)-bornane-2,10-sultam
287970-48-3

N-[(2S,3R)-2-amino-3-methylpentanoyl]-(1R,2S)-bornane-2,10-sultam

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
With lithium hydroxide Substitution;92%
Conditions
ConditionsYield
With C13H15NO5V(1-)*C16H36N(1+) In ethanol; waterA 32%
B n/a
With C13H15NO5V(1-)*C16H36N(1+) In ethanol; waterA n/a
B 22%
(2R,3R)-2-bromo-3-methylpentanoic acid
94318-70-4

(2R,3R)-2-bromo-3-methylpentanoic acid

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
bei der Ueberfuehrung in das (Carboxymetyl)-amid, folgenden Aminierung und Hydrolyse;
N-formyl-L-alloisoleucine
911438-83-0

N-formyl-L-alloisoleucine

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
With hydrogen bromide
DL-alloisoleucine
3107-04-8

DL-alloisoleucine

A

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

B

D-alloisoleucine
1509-35-9

D-alloisoleucine

(S)-1-phenyl-ethylamine
2627-86-3

(S)-1-phenyl-ethylamine

2-methyl-4-sec-butylidene-5-oxazolone

2-methyl-4-sec-butylidene-5-oxazolone

A

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

B

L-isoleucine
73-32-5

L-isoleucine

C

D-Isoleucine
319-78-8

D-Isoleucine

D

D-alloisoleucine
1509-35-9

D-alloisoleucine

Conditions
ConditionsYield
Product distribution; Rate constant; multistep reaction;
(2S,3R)-2-Azido-3-methyl-pentanoic acid (1R,2S,4S)-1-[(dicyclohexylsulfamoyl)-methyl]-7,7-dimethyl-bicyclo[2.2.1]hept-2-yl ester
106749-12-6

(2S,3R)-2-Azido-3-methyl-pentanoic acid (1R,2S,4S)-1-[(dicyclohexylsulfamoyl)-methyl]-7,7-dimethyl-bicyclo[2.2.1]hept-2-yl ester

A

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

B

L-isoleucine
73-32-5

L-isoleucine

C

D-Isoleucine
319-78-8

D-Isoleucine

D

D-alloisoleucine
1509-35-9

D-alloisoleucine

Conditions
ConditionsYield
With titanium tetrakis(benzyl alkoxide); hydrogen; Pd-BaSO4 1.) benzyl alcohol, 130 gradC 2.) EtOH, EtOAc, 1 atm, r.t.; Yield given. Multistep reaction. Title compound not separated from byproducts;
(-)(2S:3R)-2-bromo-3-methyl-valeric acid
21582-41-2

(-)(2S:3R)-2-bromo-3-methyl-valeric acid

ammonium hydroxide

ammonium hydroxide

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
at 37℃;
(R)-3-methylpentanoic acid
16958-25-1

(R)-3-methylpentanoic acid

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: 83 percent / SOCl2
2.1: 82 percent / NaH
3.1: NaH(TMS)2 / tetrahydrofuran / 1 h / -78 °C
3.2: 80 percent / 1-chloro-1-nitrosocyclohexane / tetrahydrofuran / 1 h / -78 °C
4.1: 77 percent / Zn powder; aq. HCl / acetic acid / 48 h / 0 °C
5.1: 92 percent / LiOH
View Scheme
N-[3(R)-methylpentanoyl]-(1S,2R)-bornane-2,10-sultam
104651-15-2

N-[3(R)-methylpentanoyl]-(1S,2R)-bornane-2,10-sultam

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: 73 percent / LiOH
2.1: 83 percent / SOCl2
3.1: 82 percent / NaH
4.1: NaH(TMS)2 / tetrahydrofuran / 1 h / -78 °C
4.2: 80 percent / 1-chloro-1-nitrosocyclohexane / tetrahydrofuran / 1 h / -78 °C
5.1: 77 percent / Zn powder; aq. HCl / acetic acid / 48 h / 0 °C
6.1: 92 percent / LiOH
View Scheme
(R)-(-)-3-methylpentanoic acid chloride
287734-99-0

(R)-(-)-3-methylpentanoic acid chloride

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: 82 percent / NaH
2.1: NaH(TMS)2 / tetrahydrofuran / 1 h / -78 °C
2.2: 80 percent / 1-chloro-1-nitrosocyclohexane / tetrahydrofuran / 1 h / -78 °C
3.1: 77 percent / Zn powder; aq. HCl / acetic acid / 48 h / 0 °C
4.1: 92 percent / LiOH
View Scheme
N-[(3R)-3-methylpentanoyl]-(1R,2S)-bornane-2,10-sultam
287970-47-2

N-[(3R)-3-methylpentanoyl]-(1R,2S)-bornane-2,10-sultam

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: NaH(TMS)2 / tetrahydrofuran / 1 h / -78 °C
1.2: 80 percent / 1-chloro-1-nitrosocyclohexane / tetrahydrofuran / 1 h / -78 °C
2.1: 77 percent / Zn powder; aq. HCl / acetic acid / 48 h / 0 °C
3.1: 92 percent / LiOH
View Scheme
N-[(2S,3R)-2-(N-hydroxyamino)-3-methylpentanoyl]-(1R,2S)-bornane-2,10-sultam
129505-16-4

N-[(2S,3R)-2-(N-hydroxyamino)-3-methylpentanoyl]-(1R,2S)-bornane-2,10-sultam

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 77 percent / Zn powder; aq. HCl / acetic acid / 48 h / 0 °C
2: 92 percent / LiOH
View Scheme
N-Trifluoroacetylglycine (E/Z)-crotyl ester
338752-33-3

N-Trifluoroacetylglycine (E/Z)-crotyl ester

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: LHMDS; quinidine; Al(OiPr)3 / tetrahydrofuran; hexane / 24 h / 20 °C
1.2: CoCl2*6H2O; KOH / Aspergillus L-acylase ACU06514 / H2O / 24 h / 30 °C / pH 7.0
1.3: KCl; tris-maleate buffer / Crotalus adamanteus venom L-amino acid oxidase; catalase / H2O / 2 h / 30 °C / pH 7.8
2.1: 98 percent / H2 / PtO2 / H2O / 15 h / 20 °C
View Scheme
(R)-3-Methyl-pentanoic acid (1R,2S,4S)-1-[(dicyclohexylsulfamoyl)-methyl]-7,7-dimethyl-bicyclo[2.2.1]hept-2-yl ester
106749-13-7

(R)-3-Methyl-pentanoic acid (1R,2S,4S)-1-[(dicyclohexylsulfamoyl)-methyl]-7,7-dimethyl-bicyclo[2.2.1]hept-2-yl ester

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 67 percent / LDA, Me3SiCl, NBS
2: 93 percent / NaN3 / dimethylformamide / 60 h / Ambient temperature
3: 1.) Ti(OCH2Ph)4 2.) H2 / 2.) Pd/BaSO4 / 1.) benzyl alcohol, 130 gradC 2.) EtOH, EtOAc, 1 atm, r.t.
View Scheme
(2R,3R)-2-Bromo-3-methyl-pentanoic acid (1R,2S,4S)-1-[(dicyclohexylsulfamoyl)-methyl]-7,7-dimethyl-bicyclo[2.2.1]hept-2-yl ester
106749-11-5

(2R,3R)-2-Bromo-3-methyl-pentanoic acid (1R,2S,4S)-1-[(dicyclohexylsulfamoyl)-methyl]-7,7-dimethyl-bicyclo[2.2.1]hept-2-yl ester

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 93 percent / NaN3 / dimethylformamide / 60 h / Ambient temperature
2: 1.) Ti(OCH2Ph)4 2.) H2 / 2.) Pd/BaSO4 / 1.) benzyl alcohol, 130 gradC 2.) EtOH, EtOAc, 1 atm, r.t.
View Scheme
DL-alloisoleucine
3107-04-8

DL-alloisoleucine

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
2: absolute ethanol / schwer loesliche Brucin-Salz
3: aqueous HBr
View Scheme
N-formyl-DL-alloisoleucine
4101-35-3, 89810-44-6

N-formyl-DL-alloisoleucine

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: absolute ethanol / schwer loesliche Brucin-Salz
2: aqueous HBr
View Scheme

A

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

B

L-isoleucine
73-32-5

L-isoleucine

C

(2R,3S)-2-acetamido-3-methylpentanoic acid
54831-20-8

(2R,3S)-2-acetamido-3-methylpentanoic acid

Conditions
ConditionsYield
With porcine kidney aminoacylase I In phosphate buffer at 20℃; for 24h; pH=7.0; Title compound not separated from byproducts.;
amphibine-D

amphibine-D

A

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

B

(2S)-2-(dimethylamino)-3-phenylpropanoic acid
17469-89-5

(2S)-2-(dimethylamino)-3-phenylpropanoic acid

Conditions
ConditionsYield
With hydrogenchloride; water at 120℃; for 20h;
7,39-epi-Lagunamide A
1255709-51-3

7,39-epi-Lagunamide A

A

L-alanin
56-41-7

L-alanin

B

N-methylalanine
3913-67-5

N-methylalanine

C

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

D

L-isoleucine
73-32-5

L-isoleucine

F

N-methyl-D-phenylalanine
56564-52-4

N-methyl-D-phenylalanine

Conditions
ConditionsYield
With hydrogenchloride; water at 110℃; for 18h; sealed vial;
lagunamide B
1255709-52-4

lagunamide B

A

L-alanin
56-41-7

L-alanin

B

N-methylalanine
3913-67-5

N-methylalanine

C

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

D

L-isoleucine
73-32-5

L-isoleucine

F

N-methyl-D-phenylalanine
56564-52-4

N-methyl-D-phenylalanine

Conditions
ConditionsYield
With hydrogenchloride; water at 110℃; for 18h; sealed vial;
lagunamide C

lagunamide C

A

L-alanin
56-41-7

L-alanin

B

N-methylalanine
3913-67-5

N-methylalanine

C

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

E

N-methyl-D-phenylalanine
56564-52-4

N-methyl-D-phenylalanine

Conditions
ConditionsYield
With hydrogenchloride; water at 110℃; for 18h;
cordyheptapeptide E
1377420-77-3

cordyheptapeptide E

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
With hydrogenchloride In water at 110℃; for 18h;
Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: sodium hydroxide / water / Cooling with ice
1.2: pH 2
2.1: penicillin G acylase from Achromobacter sp. CCM 4824; water / 30 °C / pH 7 / Enzymatic reaction
View Scheme
N-PhAc-α-isoleucine

N-PhAc-α-isoleucine

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
With penicillin G acylase from Achromobacter sp. CCM 4824; water at 30℃; pH=7; Reagent/catalyst; Enzymatic reaction; enantioselective reaction;
L-isoleucine
73-32-5

L-isoleucine

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

Conditions
ConditionsYield
With recombinant isomerase DsaE domain from Streptomyces scopuliridis SCSIO ZJ46; recombinant pyridoxal 5′-phosphate (PLP)-linked aminotransferase DsaD domain from Streptomyces scopuliridis SCSIO ZJ46 In aq. phosphate buffer at 30℃; pH=8; Equilibrium constant; Enzymatic reaction;
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

Conditions
ConditionsYield
With sodium hydroxide In 1,4-dioxane for 2h; 0 deg C to r. t.;99%
With sodium hydroxide In 1,4-dioxane at 20℃; for 2.5h;90%
With sodium hydroxide In 1,4-dioxane at 20℃;
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

ethyl trifluoroacetate,
383-63-1

ethyl trifluoroacetate,

(2S,3R)-3-methyl-2-(2,2,2-trifluoroacetamido)pentanoic acid

(2S,3R)-3-methyl-2-(2,2,2-trifluoroacetamido)pentanoic acid

Conditions
ConditionsYield
With triethylamine In methanol at 20℃; for 24h;99%
phthalic anhydride
85-44-9

phthalic anhydride

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

N-phthaloyl-L-isoleucine
114926-62-4

N-phthaloyl-L-isoleucine

Conditions
ConditionsYield
at 140℃; for 0.166667h;98%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

(-)-ethyl-(R)-3-methyl-2-oxopentanoate
226414-40-0

(-)-ethyl-(R)-3-methyl-2-oxopentanoate

Conditions
ConditionsYield
In hydrogenchloride; chloroform93%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

N-[1-(6-acetyl-7,9-dihydroxy-8,9b-dimethyl-1,3-dioxo-3,9b-dihydro-1H-dibenzofuran-2-ylidene)ethyl]-L-isoleucine

N-[1-(6-acetyl-7,9-dihydroxy-8,9b-dimethyl-1,3-dioxo-3,9b-dihydro-1H-dibenzofuran-2-ylidene)ethyl]-L-isoleucine

Conditions
ConditionsYield
In tetrahydrofuran; ethanol at 80℃; for 4h;85%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

propargyl pentafluorophenyl carbonate
439912-32-0

propargyl pentafluorophenyl carbonate

(2R,3S)-3-Methyl-2-prop-2-ynyloxycarbonylamino-pentanoic acid

(2R,3S)-3-Methyl-2-prop-2-ynyloxycarbonylamino-pentanoic acid

Conditions
ConditionsYield
With sodium hydrogencarbonate In water; N,N-dimethyl-formamide; acetone at -10 - 20℃;83%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

(R)-2-methylbutyric acid
32231-50-8

(R)-2-methylbutyric acid

Conditions
ConditionsYield
With sodium azide; tris-hydrochloride buffer; oxygen; Crotalus adamanteus venom L-amino acid oxidase at 30℃; for 48h; pH=7.2; Oxidation;82%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

(1H-benzo[d][1,2,3]triazol-1-yl)(pyrazin-2-yl)methanone
306990-94-3

(1H-benzo[d][1,2,3]triazol-1-yl)(pyrazin-2-yl)methanone

(pyrazine-2-carbonyl)-L-alloisoleucine

(pyrazine-2-carbonyl)-L-alloisoleucine

Conditions
ConditionsYield
With trialkylamine In water; acetonitrile at 20℃;81%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

4-hydroxy-7-trifluoromethyl-quinoline-3-carboxylic acid ethyl ester
391-02-6

4-hydroxy-7-trifluoromethyl-quinoline-3-carboxylic acid ethyl ester

(2S,3R)-2-({[4-hydroxy-7-(trifluoromethyl)-3-quinolyl]carbonyl}amino)-3-methylpentanoic acid
1370478-24-2

(2S,3R)-2-({[4-hydroxy-7-(trifluoromethyl)-3-quinolyl]carbonyl}amino)-3-methylpentanoic acid

Conditions
ConditionsYield
With potassium carbonate In dimethyl sulfoxide for 8h; Reflux;79%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

N-(p-toluenesulfonyl)-alloisoleucine

N-(p-toluenesulfonyl)-alloisoleucine

Conditions
ConditionsYield
Stage #1: D-allo-isoleucine; p-toluenesulfonyl chloride With sodium carbonate In water at 70 - 85℃; for 0.75h;
Stage #2: With hydrogenchloride In water at 20℃; pH=1;
78%
With sodium hydroxide; N-ethyl-N,N-diisopropylamine In acetone at 0 - 20℃;
ethanol
64-17-5

ethanol

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

L-alloisoleucine ethyl ester
44975-82-8

L-alloisoleucine ethyl ester

Conditions
ConditionsYield
With thionyl chloride for 10h; Heating;70%
With hydrogenchloride
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

methyl chloroformate
79-22-1

methyl chloroformate

(2S,3R)-2-(methoxycarbonylamino)-3-methylpentanoic acid
1252601-88-9

(2S,3R)-2-(methoxycarbonylamino)-3-methylpentanoic acid

Conditions
ConditionsYield
With sodium carbonate; sodium hydroxide In 1,4-dioxane at 0 - 20℃;58%
With sodium hydroxide In 1,4-dioxane; water
1-Methyl-4-piperidone
1445-73-4

1-Methyl-4-piperidone

4-(aminomethyl)pyridine
3731-53-1

4-(aminomethyl)pyridine

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

4-fluorobenzyl isocyanide
148890-53-3

4-fluorobenzyl isocyanide

N-(4-fluorobenzyl)-1-methyl-4-(((2S,3R)-3-methyl-1-oxo-1-((pyridin-4-ylmethyl)amino)pentan-2-yl)amino)piperidine-4-carboxamide

N-(4-fluorobenzyl)-1-methyl-4-(((2S,3R)-3-methyl-1-oxo-1-((pyridin-4-ylmethyl)amino)pentan-2-yl)amino)piperidine-4-carboxamide

Conditions
ConditionsYield
In methanol; water at 20℃; Ugi Condensation;51%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

(2S,3R)-2-hydroxy-3-methylpentanoic acid
86630-77-5

(2S,3R)-2-hydroxy-3-methylpentanoic acid

Conditions
ConditionsYield
Stage #1: D-allo-isoleucine With trifluoroacetic acid In 1,4-dioxane; water at 0℃; Inert atmosphere;
Stage #2: With tert.-butylnitrite In 1,4-dioxane; water at 0 - 20℃; for 24h; Inert atmosphere;
50%
With hydrogenchloride; acetic acid; sodium nitrite
With hydrogenchloride; acetic acid; sodium nitrite
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

(2-Hydroxyethyl)isocyanid
32835-59-9

(2-Hydroxyethyl)isocyanid

2-(3,4-dimethoxyphenyl)-ethylamine
120-20-7

2-(3,4-dimethoxyphenyl)-ethylamine

cyclopentanone
120-92-3

cyclopentanone

1-(((2S,3R)-1-((3,4-dimethoxyphenethyl)amino)-3-methyl-1-oxopentan-2-yl)amino)-N-(2-hydroxyethyl)cyclopentanecarboxamide

1-(((2S,3R)-1-((3,4-dimethoxyphenethyl)amino)-3-methyl-1-oxopentan-2-yl)amino)-N-(2-hydroxyethyl)cyclopentanecarboxamide

Conditions
ConditionsYield
In methanol; water at 20℃; Ugi Condensation;33%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

N-(9H-fluoren-2-ylmethoxycarbonyloxy)succinimide
82911-69-1

N-(9H-fluoren-2-ylmethoxycarbonyloxy)succinimide

C21H21NO4

C21H21NO4

Conditions
ConditionsYield
Stage #1: D-allo-isoleucine With leucine 5-hydroxylase GriE; oxygen; iron(II) sulfate; α-ketoglutaric acid disodium salt; ascorbic acid In aq. phosphate buffer at 20℃; for 5h; pH=7; Enzymatic reaction;
Stage #2: N-(9H-fluoren-2-ylmethoxycarbonyloxy)succinimide With sodium hydrogencarbonate In water; acetonitrile at 20℃;
Stage #3: In dichloromethane at 20℃; Catalytic behavior; Kinetics; Acidic conditions; regioselective reaction;
23%
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

(-)(2S:3R)-2-bromo-3-methyl-valeric acid
21582-41-2

(-)(2S:3R)-2-bromo-3-methyl-valeric acid

Conditions
ConditionsYield
With nitrosyl bromide
With hydrogen bromide; potassium bromide; sodium nitrite Substitution;
Conditions
ConditionsYield
With sodium hydroxide; benzyl chloroformate
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

(R)-2-methyl-butyraldehyde-(2,4-dinitro-phenylhydrazone)
33204-49-8

(R)-2-methyl-butyraldehyde-(2,4-dinitro-phenylhydrazone)

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

acetic anhydride
108-24-7

acetic anhydride

N-acetyl-L-isoleucine
20257-17-4

N-acetyl-L-isoleucine

Conditions
ConditionsYield
unter Zusatz von wss. NaOH;
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

phenyl isocyanate
103-71-9

phenyl isocyanate

N-phenylcarbamoyl-L-alloisoleucine
102609-71-2

N-phenylcarbamoyl-L-alloisoleucine

Conditions
ConditionsYield
With sodium hydroxide
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

chloroacetyl chloride
79-04-9

chloroacetyl chloride

N-chloroacetyl-L-alloisoleucine
911438-85-2

N-chloroacetyl-L-alloisoleucine

Conditions
ConditionsYield
With sodium hydroxide
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

benzenesulfonyl chloride
98-09-9

benzenesulfonyl chloride

LS-threo-2-benzenesulfonylamino-3-methyl-valeric acid

LS-threo-2-benzenesulfonylamino-3-methyl-valeric acid

Conditions
ConditionsYield
With sodium hydroxide
D-allo-isoleucine
1509-34-8

D-allo-isoleucine

1-Naphthyl isocyanate
86-84-0

1-Naphthyl isocyanate

N-(naphthyl-(1)-carbamoyl)-L-alloisoleucine
107294-02-0

N-(naphthyl-(1)-carbamoyl)-L-alloisoleucine

Conditions
ConditionsYield
With sodium hydroxide
N-(tert-butyloxycarbonyl) azide
1070-19-5

N-(tert-butyloxycarbonyl) azide

D-allo-isoleucine
1509-34-8

D-allo-isoleucine

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