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Cas:63-68-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryProduct Name: L-Methionine Specifications: Product Name: L-Methionine Synonyms: L-Met-OH;L-Methionine, Animal-Free;L-METHIONINE (13C5,D8,15N);L-METHIONINE (1,2,3,4-13C4;METHYL-13CH3);L-METHIONINE, REAGENT GRADE, >=98% (;
Cas:63-68-3
Min.Order:1 Kilogram
FOB Price: $50.0 / 200.0
Type:Trading Company
inquiryHubei Lidu New Materials Technology Co. , Ltd. is located in No. 12,3C Industrial Park, Zhongxiang Economic Development Zone, Hubei Province. The company is committed to fine chemical raw materials, pharmaceutical intermediates and other production,
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
Cas:63-68-3
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryL-Methionine 1.Competitive price 2.Appearance:White crystalline powder 3.Assay (C2H5NO2),%:98.5%~101.5% Appearance:white crystalline powder Storage:storage in ambient temperature Package:5-25KG/drum or bag Application:food additives Transportati
Items Standard Result Appearance White crystals or crystalline powder Conforms Identification
Cas:63-68-3
Min.Order:1 Kilogram
FOB Price: $5.0 / 12.0
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:63-68-3
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryHigh quality L-Methionine,CAS:63-68-3 ISO,GMP certificate USP/AJI standard Good price&quality Fast delievery time High quality L-Methionine,CAS:63-68-3 Chemical Name: 2-amino-4-(methylthio)-butyric acid Molecular Formula: C
Unique advantages for L-Methionine Cas 63-68-3 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White crystalline or crystalline powder Storage:Store at RT Package:25kg/dru
Cas:63-68-3
Min.Order:25 Kilogram
FOB Price: $7.0 / 7.5
Type:Trading Company
inquiryCome From Nature / Building Healthy Life Beauty In Your Face / Nourishment Your Taste Bud. Professional Factory: We has a complete production and operating system, with an annual output capacity of 2000 tons. It can produce variety of conten
Cas:63-68-3
Min.Order:25 Kilogram
FOB Price: $7.5 / 9.0
Type:Manufacturers
inquiryL-Methionine is white crystals or crystalline powder,special odor, slightly bitterness.Soluble in water, insoluble in ethanol and in ether. Specification Items Pharma Grade(USP 32) Food Grade(FCCV)
20-year experience in Phytochemicals Each product has passed very strict tests (NMR\MS\HPLC) Agents in 13 countries Certified by ISO 9001:2015 quality management system Leader Supplier of Botanical Reference Materials in China 3000 kinds of
The 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
1. 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:63-68-3
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryColorcom 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
Cas:63-68-3
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiry
Cas:63-68-3
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Manufacturers
inquiryItem Limits Description White Crystals or Crystalline Powder Identification Conforms Transmittance 98.0% Min Specific Rotation [a]D20o +22.4
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 on.O
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
Cas:63-68-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur 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
Cas:63-68-3
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryL-Methionine CAS No.:63-68-3 Molecular formula:C5 H11 NO2S Property:Formed from dilute alcohol in fine hexagonal lamellae, the appearance of white or light yellow crystalline, slightly sulfide odor. Soluble in water, soluble in warm dilute alcohol
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:63-68-3
Min.Order:1 Gram
Negotiable
Type:Trading Company
inquiryAppearance:White crystalline powder Storage:R.T Package:25kg/drum Application:Feed Nutrient Enhancer Transportation:Express/Sea/Air Port:Any port in China
1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White to white crystalline powder or needle crystal Storage:
Cas:63-68-3
Min.Order:100 Gram
Negotiable
Type:Other
inquiry1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: L-Methionine Molecular Structure: Formula: C5H11NO2S Molecular Weight : 149.21 Synonyms: L-Met-OH;L-Methionine,Animal-Free;L-METHIONINE(13C5,D8,15N);L-METH
1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Appearance:Colorless white crystal Storage:Stor
Cas:63-68-3
Min.Order:10 Kilogram
FOB Price: $10.0
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:63-68-3
Min.Order:10 Gram
FOB Price: $1.32
Type:Trading Company
inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:white powder/ Refer to COA Storage:Refer to COA
Cas:63-68-3
Min.Order:1 Kilogram
Negotiable
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:63-68-3
Min.Order:5 Kilogram
FOB Price: $18.0 / 31.3
Type:Trading Company
inquiryBeluga chemical professional supply High quality L-Methionine CAS 63-68-3 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabilities. 2. Made in China and e
Cas:63-68-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryL-methionine
Conditions | Yield |
---|---|
With dimethylsulfide; hydrogen fluoride at 0℃; for 2h; Product distribution; | 100% |
5-[2-(methylthio)ethyl]imidazolidine-2,4-dione
A
L-methionine
B
(S)-N-carbamoylmethionine
Conditions | Yield |
---|---|
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; |
Conditions | Yield |
---|---|
With water at 170℃; for 0.05h; Microwave irradiation; | 98% |
With tetradecyl(trihexyl)phosphonium bistriflamide; trifluoroacetic acid at 130℃; for 0.166667h; Ionic liquid; | 97% |
With trifluoroacetic acid at 20℃; for 0.25h; |
(S)-N-carbamoylmethionine
L-methionine
Conditions | Yield |
---|---|
With NH4Cl-NH4OH buffer pH 8.5; nickel dichloride at 60℃; for 24h; N-carbamyl-L-amino acid aminohydrolase; | 97% |
With Tris-HCl buffer; N-carbamoyl-L-amino acid hydrolase; iron(II) sulfate at 30℃; for 2h; | |
With potassium phosphate buffer; Pseudomonas sp. AJ-11220 In various solvent(s) at 30℃; for 1h; |
L-methionine
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride In tetrahydrofuran; water at 20℃; for 1h; | 96% |
Conditions | Yield |
---|---|
In water at 37℃; for 10h; NADH, ammonium chloride, sodium formate, D-amino acid oxidase, catalase, leucine dehydrogenase, formate dehydrogenase, Tris-HCl buffer, pH 8.5; | 95% |
With D-amino acid oxidase; E. coli branched-chain amino acid aminotransferase In water at 37℃; for 24h; Tris buffer, pH 8.5, 1mM EDTA, monosodium glutamate, bovine serum albumin, catalase, pyridoxal 5'-phosphate; | 90% |
Stage #1: DL-methionine In water at 0.99℃; for 96h; Stage #2: In water at 59.99℃; Purification / work up; | 33% |
(S)-2-[{(allyloxy)carbonyl}amino]-4-(methylthio)butanoic acid
L-methionine
Conditions | Yield |
---|---|
With tri-n-butyl-tin hydride; bis-triphenylphosphine-palladium(II) chloride In dichloromethane Ambient temperature; | 95% |
N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-methionine
L-methionine
Conditions | Yield |
---|---|
With sodium azide In N,N-dimethyl-formamide at 50℃; for 16h; | 95% |
Z(OM4e)-Met(O)-OH
L-methionine
Conditions | Yield |
---|---|
With trimethylsilyl bromide; methyl-phenyl-thioether In trifluoroacetic acid at 0℃; for 1h; | 91.3% |
With trimethylsilyl trifluoromethanesulfonate; methyl-phenyl-thioether In trifluoroacetic acid at 0℃; for 0.5h; Product distribution; New peptide deprotection procedure: hard-soft acid-base concept; the role of soft bases (thioanisole, dimethylsulfide, diphenylsulfide) employed.; | 27.6% |
Conditions | Yield |
---|---|
With hydrogen In water at 100℃; under 760.051 Torr; for 12h; chemoselective reaction; | 90% |
With dimethylsulfide; trifluorormethanesulfonic acid; 30 (v/v); trifluoroacetic acid at 0℃; for 4h; Yield given; | |
With hydrogenchloride at 108℃; for 16h; | |
With DL-dithiothreitol; methionine sulfoxide reductase A In aq. phosphate buffer at 37℃; pH=7.5; Kinetics; Enzymatic reaction; |
Conditions | Yield |
---|---|
With water at 40℃; for 2h; | 90% |
L-methionine
Conditions | Yield |
---|---|
With boron trichloride In dichloromethane at 25℃; for 0.333333h; | 90% |
L-methionine
Conditions | Yield |
---|---|
With ammonium formate; tris hydrochloride; nicotinamide adenine dinucleotide; formate dehydrogenase; phenylalanine dehydrogenase In water at 30℃; for 24h; | 87% |
With L-glutamic acid; pyridoxal 5'-phosphate In water at 40℃; for 12h; E.coli Aspartate transaminase, pH 8; | 58% |
Conditions | Yield |
---|---|
In pyridine Product distribution; | A 85.1% B n/a |
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