Items Standard Result Appearance White powder Complies Assay 98.5%-101.5% 99.50
Cas:73-32-5
Min.Order:1 Kilogram
FOB Price: $15.0 / 25.0
Type:Manufacturers
inquiryWelcome 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
Cas:73-32-5
Min.Order:1 Kilogram
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Type:Manufacturers
inquiryProduct Name: (2S,3S)-2-Amino-3-methylpentanoic acid Synonyms: (2S,3S)-2-Amino-3-methylpentansαure;(2s,3s)-alpha-amino-beta-merthylvalericacid;(2s,3… Certification: ISO, BRC, KOSHER, HALAL Applic
Product description: Product name L-Isoleucine CAS number 73-32-5 Assay ≥99% Appearance White solid Capacity 500mt/year Application Food additive More information
1.strict Quality control: Strictly in accordance with Chinese GMP(2010 version), guidelines issued by FDA,EDQM, and ICH relevant regulations, we have established a sound quality assurance system, implementing regular supervision and management in
Cas:73-32-5
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryWe are: Focus on the research, production and sale of Plant and Animal extract, Medical intermediate, complete coverage six industries. Product grade: Medicine, Health care product, Cosmetics, Food,Feed, Biopesticide. Hot selling market: Europe,
Cas:73-32-5
Min.Order:1 Kilogram
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Type:Manufacturers
inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
Sales: 1.24hours to reply your E-mail 2.Market information trend share with customers Suggestion for purchase decision Reputation: 1.Implementing contract terms strictly 2.Timely solve any discrepancy or goods claims Take our responsibility for loss
Cas:73-32-5
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:73-32-5
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,
Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
DayangChem exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product s
Cas:73-32-5
Min.Order:1 Kilogram
FOB Price: $5.0
Type:Lab/Research institutions
inquiryOur 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
CHENGDU YANXI is a comprehensive manufacturer and an international distribution of products throughout the world. Specialized in Scrap metal, Chemical raw materials, Paper products and color industry. We aim to become leading position in global dis
Cas:73-32-5
Min.Order:1 Gram
FOB Price: $5.0 / 6.0
Type:Trading Company
inquiryName:L-Lsoleucine CAS NO:73-32-5 Grade:Medical chemical industry, scientific research and export Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data storage Security without vulnerability
Cas:73-32-5
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryOur 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 on.O
Cas:73-32-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel
Cas:73-32-5
Min.Order:1 Kilogram
FOB Price: $20.0 / 50.0
Type:Trading Company
inquiryWITH 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
Cas:73-32-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryProduct name L-Isoleucine Cas no. 73-32-5 Density 1.2930 (estimate) Melting point 288 °C (dec.) (lit.) Boiling point
We can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need CMO
Cas:73-32-5
Min.Order:1 Gram
Negotiable
Type:Trading Company
inquiryAdvantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best service is
Cas:73-32-5
Min.Order:10 Gram
Negotiable
Type:Other
inquiryAppearance:White to off-white powder Storage:Store below +30°C. Package:25kg/drum Application:L-Isoleucine, also known as Isoleucine, is an amino acid that is an isomer of leucine. It is important in hemoglobin synthesis and regulation of blood sug
Cas:73-32-5
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryHanways chempharm is a specialized company concentrating on the R&D, production, marketing and technical service of APIs and pharmaceutical intermediates. The marketing department is located in Wuhan. We have two GMP facilities in Hubei Pr
Cas:73-32-5
Min.Order:1 Kilogram
FOB Price: $200.0 / 400.0
Type:Trading Company
inquiry1.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
Cas:73-32-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:73-32-5
Min.Order:10 Gram
FOB Price: $3.5
Type:Trading Company
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present
Cas:73-32-5
Min.Order:1 Kilogram
FOB Price: $45.0 / 50.0
Type:Trading Company
inquiryL-Isoleucine CAS:73-32-5 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 intermediates,
Cas:73-32-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, 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
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 qualifie
Cas:73-32-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHenan 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-isoleucine
Conditions | Yield |
---|---|
With resin bound tetrathiomolybdate In methanol at 28℃; for 1.5h; ultrasonic bath; | 100% |
Fmoc-Ile-OH
L-isoleucine
Conditions | Yield |
---|---|
With potassium fluoride; 18-crown-6 ether In N,N-dimethyl-formamide for 9h; Ambient temperature; | 98% |
N-(tert-butyloxycarbonyl)-L-isoleucine
L-isoleucine
Conditions | Yield |
---|---|
With tetradecyl(trihexyl)phosphonium bistriflamide; trifluoroacetic acid at 130℃; for 0.166667h; Ionic liquid; | 98% |
With trifluoroacetic acid at 20℃; for 0.25h; |
L-isoleucine
Conditions | Yield |
---|---|
With dimethyl ether-poly(hydrogen fluoride) at 0℃; for 1h; | 93% |
A
3,3-dimethyloxindole
B
1,3-dihydro-3,3-dimethyl-1-hydroxy-H-indol-2-one
C
L-isoleucine
Conditions | Yield |
---|---|
With hydrogen; acetic acid; palladium on activated charcoal In methanol for 0.5h; | A n/a B n/a C 85% |
(S)-4-((S)-sec-butyl)oxazolidine-2,5-dione
L-Glycin
A
L-isoleucine
B
isoleucyl‐glycine
C
N-carbamoylglycine
Conditions | Yield |
---|---|
With water; potassium hydroxide; potassium borate buffer at 3℃; Product distribution; effect of use of various amino acid and NCA with various concentrations; effect of use various temp.; extent of hydrolysis; | A n/a B 83.9% C n/a D n/a |
L-isoleucine
Conditions | Yield |
---|---|
With ruthenium nanoparticles dispersed in a polyvinylpyrrolidone matrix; amberlyst A-21 In methanol; dichloromethane | 75% |
(2S,3S)-3-methyl-2-ureidopentanoic acid
L-isoleucine
Conditions | Yield |
---|---|
With NH4Cl-NH4OH buffer pH 8.5; nickel dichloride at 60℃; for 24h; N-carbamyl-L-amino acid aminohydrolase; | 55% |
With sodium phosphate buffer; N-carmamyl-L-amino acid aminohydrolase of Pseudomonas sp. strain NS671; water; manganese(II) at 30℃; for 0.5h; Product distribution; | 17.1 mmol |
With Tris-HCl buffer; N-carbamoyl-L-amino acid hydrolase; iron(II) sulfate at 30℃; for 2h; |
B
L-isoleucine
Conditions | Yield |
---|---|
With ammonium formate; tris hydrochloride; nicotinamide adenine dinucleotide; formate dehydrogenase; phenylalanine dehydrogenase In water at 30℃; for 24h; | A 50% B 48% |
Conditions | Yield |
---|---|
With C13H15NO5V(1-)*C16H36N(1+) In ethanol; water | A n/a B 50% |
With C13H15NO5V(1-)*C16H36N(1+) In ethanol; water | A 24% B n/a |
L-isoleucine
Conditions | Yield |
---|---|
With hydrogenchloride; Dowex 50W In toluene at 110℃; | 34% |
Conditions | Yield |
---|---|
With Escherichia coli TVD5 at 37℃; for 24h; biotransformation; Microbiological reaction; | 25.5% |
di-tert-butyl dicarbonate
N-chloro-(2S,3S)-amino-3-methyl-pentanoic acid ethyl ester
A
L-isoleucine
B
(2S,3S)-1-tert-butyl 2-ethyl 3-methyl-pyrrolidine-1,2-dicarboxylate
Conditions | Yield |
---|---|
Stage #1: N-chloro-(2S,3S)-amino-3-methyl-pentanoic acid ethyl ester With sulfuric acid at 3 - 9℃; for 3h; UV-irradiation; Stage #2: di-tert-butyl dicarbonate With potassium carbonate In 1,4-dioxane; water at 0 - 20℃; Further stages.; | A n/a B 25% |
hydrogen cyanide
(S)-2-methylbutyraldehyde
A
L-isoleucine
B
D-alloisoleucine
Conditions | Yield |
---|---|
With ammonia durch Verseifung des entstandenen Aminonitrils mit Salzsaeure; |
L-isoleucine
Conditions | Yield |
---|---|
durch gaerende Hefe; | |
With D-amino acid oxide ase-substances Durch selektiven Abbau; |
L-isoleucine
Conditions | Yield |
---|---|
fuehrt man dieses in Formyl-dl-isoleucin ueber und zerlegt letzteres in konz. alkoh. Loesung durch Brucin in die aktiven Komponenten; |
N-formyl-L-isoleucine
L-isoleucine
Conditions | Yield |
---|---|
With hydrogen bromide |
N-chloroacetyl-isoleucine
L-isoleucine
Conditions | Yield |
---|---|
With acylase-I-substances Hydrolysis; |
N-chloroacetyl-DL-isoleucine
A
L-isoleucine
B
N-chloroacetyl-D-isoleucine
Conditions | Yield |
---|---|
bei der Einwirkung von Acylase-I-Praeparaten aus Schweinenieren; |
L-isoleucine
Conditions | Yield |
---|---|
With hydrogenchloride |
D-Glucose
A
L-isoleucine
B
L-glutamic acid
C
L-Lysine hydrochloride
D
L-tyrosine
Conditions | Yield |
---|---|
at 30℃; for 72h; Brevibacterium flavum, mutant strain AH-198, soybean-meal hydrolysate, (NH4)2SO4; Yield given. Further byproducts given. Yields of byproduct given; |
(S)-1-phenyl-ethylamine
A
D-allo-isoleucine
B
L-isoleucine
C
D-Isoleucine
D
D-alloisoleucine
Conditions | Yield |
---|---|
Product distribution; Rate constant; multistep reaction; |
(2S,3S)-2-Amino-1-((1R,5S,7S)-10,10-dimethyl-3,3-dioxo-3λ6-thia-4-aza-tricyclo[5.2.1.01,5]dec-4-yl)-3-methyl-pentan-1-one
L-isoleucine
Conditions | Yield |
---|---|
With lithium hydroxide; ion exchange 1.) THF; Yield given. Multistep reaction; |
carbon monoxide
A
L-serin
B
L-threonine
C
L-isoleucine
D
L-Aspartic acid
Conditions | Yield |
---|---|
With sodium molybdate; ammonium iron (II) sulfate; water; sodium carbonate; ammonium chloride; calcium chloride; magnesium chloride; zinc(II) chloride for 5h; Ambient temperature; Irradiation; pH=7.0; Further byproducts given; |
(2S,3S)-2-{[1-(3-Hydroxy-2-methyl-5-phosphonooxymethyl-pyridin-4-yl)-meth-(Z)-ylidene]-amino}-3-methyl-pentanoic acid
A
L-isoleucine
B
pyridoxal 5'-phosphate
Conditions | Yield |
---|---|
In water at 25℃; Equilibrium constant; Mechanism; over a wide pH range; | |
With phosphate buffer; Carbonate buffer at 25℃; Equilibrium constant; var. pH; |
(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
B
L-isoleucine
C
D-Isoleucine
D
D-alloisoleucine
Conditions | Yield |
---|---|
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; |
N-(S)-2-methylbutylformamide
A
L-isoleucine
B
D-alloisoleucine
Conditions | Yield |
---|---|
With hydrogenchloride; Dowex 50(H+) at 100 - 110℃; for 24h; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
N-((S)-1-Cyano-2-methyl-butyl)-acetamide
A
L-isoleucine
B
D-alloisoleucine
Conditions | Yield |
---|---|
With hydrogenchloride; Dowex 50(H+) at 100 - 110℃; for 24h; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
Conditions | Yield |
---|---|
With hydrogenchloride; Dowex 50(H+) at 100 - 110℃; for 24h; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
Conditions | Yield |
---|---|
Stage #1: methanol With thionyl chloride at -15 - 0℃; for 1h; Stage #2: L-isoleucine for 3h; Reflux; | 100% |
With hydrogenchloride | 96% |
With thionyl chloride at 0℃; for 12h; Reflux; | 95% |
Conditions | Yield |
---|---|
With thionyl chloride for 38h; Heating; | 100% |
With thionyl chloride | 100% |
With thionyl chloride for 10h; Heating; | 65% |
L-isoleucine
di-tert-butyl dicarbonate
N-(tert-butyloxycarbonyl)-L-isoleucine
Conditions | Yield |
---|---|
With sodium hydroxide In 1,4-dioxane; water at 20℃; for 24h; | 100% |
Stage #1: L-isoleucine With sodium hydroxide In 1,4-dioxane; water at 0℃; Stage #2: di-tert-butyl dicarbonate In 1,4-dioxane; water at 0 - 20℃; | 100% |
With sodium hydroxide In 1,4-dioxane; water at 0℃; | 100% |
Conditions | Yield |
---|---|
at 135℃; | 100% |
at 140℃; for 0.166667h; | 99% |
With triethylamine Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
With sodium hydroxide In water at 0 - 20℃; | 100% |
With sodium hydroxide In 1,4-dioxane; toluene at 0℃; | 97% |
With water; sodium hydrogencarbonate; sodium carbonate In acetone at 15 - 20℃; pH=8 - 10; | 95% |
L-isoleucine
1,4,5,8-naphthalenetetracarboxylic dianhydride
2,2'-(1,3,6,8-tetraoxo-1,3,6,8-tetrahydrobenzo[lmn][3,8]phenanthroline-2,7-diyl)bis(3-methylpentanoic acid)
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 110℃; for 24h; | 100% |
With acetic acid for 36h; Reflux; | 89% |
Conditions | Yield |
---|---|
With lithium hydride In methanol Reflux; | 100% |
Conditions | Yield |
---|---|
With sodium methylate In methanol Reflux; | 100% |
Conditions | Yield |
---|---|
With caesium carbonate In methanol Reflux; | 100% |
Conditions | Yield |
---|---|
With calcium hydride In methanol Reflux; | 100% |
L-isoleucine
5-(4-methylphenyl)-1,2-oxazole-3-carbaldehyde
Conditions | Yield |
---|---|
With lithium hydride In methanol Reflux; | 100% |
L-isoleucine
5-(4-methylphenyl)-1,2-oxazole-3-carbaldehyde
Conditions | Yield |
---|---|
With sodium methylate In methanol Reflux; | 100% |
L-isoleucine
5-(4-methylphenyl)-1,2-oxazole-3-carbaldehyde
Conditions | Yield |
---|---|
With caesium carbonate In methanol Reflux; | 100% |
L-isoleucine
5-(4-methylphenyl)-1,2-oxazole-3-carbaldehyde
Conditions | Yield |
---|---|
With calcium hydride In methanol Reflux; | 100% |
L-isoleucine
bis(trichloromethyl) carbonate
(S)-4-((S)-sec-butyl)oxazolidine-2,5-dione
Conditions | Yield |
---|---|
In tetrahydrofuran at 50℃; for 4.5h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
In water for 0.166667h; pH=Ca. 2.3 - 3.3; Cooling with ice; | 100% |
Conditions | Yield |
---|---|
With acetyl chloride for 18h; Reflux; | 99% |
With hydrogenchloride Ambient temperature; | 98% |
Stage #1: methanol With thionyl chloride at 0℃; for 0.5h; Stage #2: L-isoleucine In methanol at 0℃; | 97.5% |
L-isoleucine
(2S,3S)-2-Hydroxy-3-methylpentanoic acid
Conditions | Yield |
---|---|
With sulfuric acid; sodium nitrite In water at 0 - 20℃; | 99% |
With sulfuric acid; sodium nitrite at 0 - 20℃; for 18h; | 92% |
With sulfuric acid; water; sodium nitrite at 60℃; Flow reactor; | 92% |
L-isoleucine
(2S,3S)-2-azido-3-methylpentanoic acid
Conditions | Yield |
---|---|
With sodium azide; copper(ll) sulfate pentahydrate; trifluoromethylsulfonic anhydride; potassium carbonate In methanol; dichloromethane; water at 0 - 20℃; for 16h; | 99% |
With sodium azide; trifluoromethylsulfonic anhydride; copper sulfate pentahydrate; potassium carbonate In dichloromethane; water at 20℃; for 16h; | 99% |
With sodium azide; copper(ll) sulfate pentahydrate; trifluoromethylsulfonic anhydride; potassium carbonate In dichloromethane; water at 0 - 20℃; for 16h; | 99% |
L-isoleucine
4-(phenylacetoxy)benzyl-L-phenylalanine
Conditions | Yield |
---|---|
With HEPES-buffer; calcium chloride; thermolysin In ethyl acetate at 40℃; for 48h; pH=6.5; | 99% |
L-isoleucine
tert-butyloxycarbonyl-L-alanine p-nitrophenyl ester
Boc-Ala-Ile-OH
Conditions | Yield |
---|---|
Stage #1: L-isoleucine With calcium hydroxide In water at 20℃; Stage #2: tert-butyloxycarbonyl-L-alanine p-nitrophenyl ester In N,N-dimethyl-formamide at 25℃; for 24h; | 99% |
L-leucine
L-isoleucine
malonic acid
L-valinal
(Ac)-NSLKIDNLDV-CONH2
Conditions | Yield |
---|---|
Stage #1: L-valinal With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide Stage #2: With piperidine for 0.333333h; Microwave irradiation; Stage #3: L-leucine; L-isoleucine; malonic acid; Fmoc-Asn(PG)-OH; Fmoc-Ser(PG)-OH; Fmoc-Lys(PG)-OH; Fmoc-Asp(PG)-OH Further stages; | 99% |
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; potassium carbonate In methanol; water at 20℃; for 16h; | 99% |
With copper(ll) sulfate pentahydrate; potassium carbonate In methanol; dichloromethane; water at 20℃; | 75% |
Conditions | Yield |
---|---|
Stage #1: pyridine-4-carbaldehyde; L-isoleucine With sodium carbonate In water at 60℃; for 3h; Stage #2: With sodium tetrahydroborate In water at 0℃; | 98.15% |
L-isoleucine
p-toluenesulfonyl chloride
3-methyl-2-{[(4-methylphenyl)sulfonyl]amino}pentanoic acid
Conditions | Yield |
---|---|
In water at 110℃; for 0.0833333h; Microwave irradiation; Green chemistry; chemoselective reaction; | 98% |
With sodium carbonate In water for 5h; | 95.74% |
With sodium carbonate In water for 4h; | 95.74% |
L-isoleucine
4-(phenylacetoxy)benzyl-L-methionine
Conditions | Yield |
---|---|
With HEPES-buffer; calcium chloride; thermolysin In ethyl acetate at 40℃; for 24h; pH=6.5; | 98% |
L-isoleucine
(+)-(S)-2-methylbutane nitrile
Conditions | Yield |
---|---|
With sodium hydroxide; trichloroisocyanuric acid at 25℃; for 0.5h; | 98% |
With trichloroisocyanuric acid; sodium hydrogencarbonate In water at 5 - 15℃; for 3.25h; | 93.2% |
With ammonium bromide In methanol; water Electrochemical reaction; | 86% |
L-isoleucine
5-(1-carboxy-2-methyl-butylamino)-3-oxo-3,6-dihydro-2H-pyridine-1-carboxylic acid 9H-fluoren-9-ylmethyl ester
Conditions | Yield |
---|---|
In methanol at 60℃; | 98% |
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