As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:154-21-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWhy is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c
Cas:154-21-2
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryUnique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White powder Storage:Cool dry place Package:1kg/foill bag;25kg/drum Application:as medic
Xi’an Quanao Biotech Co., Ltd. with 18 years experience in plant extract filed. Product grade: Medicine, Health care product, Cosmetics, Food, Beverage, Feed. Hot selling market: Europe, North America, South America, Middle East, Asia Pacifi
Cas:154-21-2
Min.Order:1 Kilogram
FOB Price: $19.0 / 32.0
Type:Manufacturers
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:154-21-2
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
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
Cas:154-21-2
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
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:154-21-2
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryProduct Name: Lincomycin Synonyms: Lincolnensin Hydrochloride CAS: 154-21-2 MF: C18H34N2O6S MW: 406.54 Appearance:White powder Storage:Store in cool and dry place, away from sun ligh
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
Cas:154-21-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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 prese
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
Cas:154-21-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryOur Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
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
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
Our 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 can be
Cas:154-21-2
Min.Order:1 Gram
Negotiable
Type:Other
inquiryQ1: Are you a manufacturer?Answer: Yes, we are factory founded on 2002. Q2: How to contact with us?Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours. Q3:Which kind of payment terms do yo
Cas:154-21-2
Min.Order:0
Negotiable
Type:Trading Company
inquiryEstablished in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:154-21-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
HANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture. With about ten years of business experiences on the marketing & distribution, thinkchem specializes in exp
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
Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h
Cas:154-21-2
Min.Order:0
Negotiable
Type:Other
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
LINCOMYCIN is very strong of Senova Tech and we have GMP workshop with storng production capacity to meet customers demand worldwide. Specification is as below, Appearance: white to almost white crystalline powder PH: 3-5 Water b
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
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
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 purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
lincomycin
Conditions | Yield |
---|---|
With potassium carbonate In methanol at 130℃; for 20h; | 98.4% |
lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Microbiological reaction 2: Microbiological reaction 3: aq. buffer / 30 °C / Microbiological reaction View Scheme |
lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Microbiological reaction 2: aq. buffer / 30 °C / Microbiological reaction View Scheme |
lincomycin
Conditions | Yield |
---|---|
In aq. buffer at 30℃; Microbiological reaction; |
lincomycin
Conditions | Yield |
---|---|
With pyridoxal 5'-phosphate; LmbF enzyme; S-methyltransferase LmbG; S-adenosyl-L-methionine In aq. phosphate buffer at 30℃; for 2h; pH=7.5; Enzymatic reaction; |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: pyridine / 8 h / 2 - 20 °C 2: acetic acid / methanol / 18 h / 30 °C 3: triphenylphosphine; di-isopropyl azodicarboxylate / toluene / 20 h / 30 °C 4: potassium carbonate / methanol / 20 h / 130 °C View Scheme |
lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: acetic acid / methanol / 18 h / 30 °C 2: triphenylphosphine; di-isopropyl azodicarboxylate / toluene / 20 h / 30 °C 3: potassium carbonate / methanol / 20 h / 130 °C View Scheme |
2,3,4-tris-O-(trimethylsilyl)lincomycin
lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triphenylphosphine; di-isopropyl azodicarboxylate / toluene / 20 h / 30 °C 2: potassium carbonate / methanol / 20 h / 130 °C View Scheme |
acetic anhydride
lincomycin
(2R,3S,4S,5R,6R)-2-((1R,2R)-2-acetoxy-1-((2S,4R)-1-methyl-4-propylpyrrolidine-2-carboxamido)propyl)-6-(methylthio)tetrahydro-2H-pyran-3,4,5-triyl triacetate
Conditions | Yield |
---|---|
With pyridine at 20℃; for 38h; Acetylation; | 98.8% |
Conditions | Yield |
---|---|
With pyridine; 1,1,1,3,3,3-hexamethyl-disilazane at 0 - 20℃; for 2h; | 91% |
chloro-trimethyl-silane
lincomycin
2,3,4-tris-O-(trimethylsilyl)lincomycin
Conditions | Yield |
---|---|
Stage #1: chloro-trimethyl-silane; lincomycin With pyridine; 1,1,1,3,3,3-hexamethyl-disilazane at 20℃; for 2h; Ice cooling; Stage #2: With water; acetic acid In methanol at 20℃; for 16h; Stage #3: With sodium hydrogencarbonate In methanol; water | 91% |
Stage #1: chloro-trimethyl-silane; lincomycin With pyridine; 1,1,1,3,3,3-hexamethyl-disilazane at 20℃; for 2h; Stage #2: With acetic acid In methanol at 20℃; for 16h; | 91% |
With pyridine; 1,1,1,3,3,3-hexamethyl-disilazane |
chloro-trimethyl-silane
1,1,1,3,3,3-hexamethyl-disilazane
lincomycin
2,3,4-tris-O-(trimethylsilyl)lincomycin
Conditions | Yield |
---|---|
Stage #1: chloro-trimethyl-silane; 1,1,1,3,3,3-hexamethyl-disilazane; lincomycin With pyridine at 20℃; Cooling with ice; Stage #2: With acetic acid In methanol; water at 20℃; for 16h; Stage #3: With sodium hydrogencarbonate In methanol; water | 91% |
Conditions | Yield |
---|---|
With 3,3-dimethyldioxirane In methanol at 20℃; for 84h; Oxidation; | A 15% B 28% |
Conditions | Yield |
---|---|
With sodium hydroxide at 95 - 110℃; for 22h; Product distribution; other compounds, other products; |
lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 98.8 percent / pyridine / 38 h / 20 °C 2: 46.8 percent / N-methylmorpholine N-oxide / osmium tetroxide / tetrahydrofuran; 2-methyl-propan-2-ol / 68 h / 20 °C 3: 99 percent / sodium methoxide / methanol / pH 7 - 8 View Scheme | |
Multi-step reaction with 2 steps 1: 15 percent / dimethyldioxirane / methanol / 84 h / 20 °C 2: 64.7 percent / N-methylmorpholine N-oxide / osmium tetroxide / tetrahydrofuran; 2-methyl-propan-2-ol / 6.5 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: 28 percent / dimethyldioxirane / methanol / 84 h / 20 °C 2: 78.3 percent / N-methylmorpholine N-oxide / osmium tetroxide / tetrahydrofuran; 2-methyl-propan-2-ol / 6.5 h / 20 °C View Scheme |
lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 98.8 percent / pyridine / 38 h / 20 °C 2: 46.8 percent / N-methylmorpholine N-oxide / osmium tetroxide / tetrahydrofuran; 2-methyl-propan-2-ol / 68 h / 20 °C View Scheme |
lincomycin
A
Methyl 6-Amino-6,8-dideoxy-1-thio-D-erythro-α-D-galacto-octopyranoside
B
(2S,4R)-1-Methyl-4-propyl-pyrrolidine-2-carboxylic acid hydrazide
Conditions | Yield |
---|---|
With hydrazine hydrate Reflux; |
lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme |
lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme |
lincomycin
7(S)-7-deoxy-7-(1,3,4-thiadiazol-2-ylthio)lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme |
lincomycin
7(S)-7-(5-chlorobenzo[d]thiazol-2-ylthio)-7-deoxylincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme |
lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme |
lincomycin
7(S)-7-(6-cyanobenzo[d]thiazol-2-ylthio)-7-deoxylincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme |
lincomycin
7(S)-7-deoxy-7-(6-nitrobenzo[d]thiazol-2-ylthio)lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme |
lincomycin
7(S)-7-(6-aminobenzo[d]thiazol-2-ylthio)-7-deoxylincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 0 - 20 °C 2: methanol; water; acetic acid / 16 h / 20 °C 3: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran / 16 h / 0 - 20 °C View Scheme |
lincomycin
7(S)-7-deoxy-7-(5-nitrobenzo[d]thiazol-2-ylthio)lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme |
lincomycin
7(S)-7-deoxy-7-(2-nitrophenylthio)lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: diethylazodicarboxylate; tributylphosphine / tetrahydrofuran / 0 - 20 °C 2.2: 20 °C View Scheme |
lincomycin
7(S)-7-deoxy-7-(3-nitrophenylthio)lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: diethylazodicarboxylate; tributylphosphine / tetrahydrofuran / 0 - 20 °C 2.2: 20 °C View Scheme |
lincomycin
7(S)-7-deoxy-7-(4-nitrophenylthio)lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: diethylazodicarboxylate; tributylphosphine / tetrahydrofuran / 0 - 20 °C 2.2: 20 °C View Scheme |
lincomycin
7(S)-7-(5-amino-1,3,4-thiadiazol-2-ylthio)-7-deoxylincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran / 17 h / 0 - 20 °C 3.1: trifluoroacetic acid / water / 1 h / 20 °C View Scheme |
lincomycin
7(S)-7-deoxy-7-(5-methylamino-1,3,4-thiadiazol-2-ylthio)lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran / 0 - 20 °C 3.1: trifluoroacetic acid / water / 20 °C View Scheme |
lincomycin
7(S)-7-deoxy-7-(5-(4-(difluoromethylthio)phenylamino)-1,3,4-thiadiazol-2-ylthio)lincomycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: pyridine; 1,1,1,3,3,3-hexamethyl-disilazane / 2 h / 20 °C 1.2: 16 h / 20 °C 2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran 2.2: 0.5 h / 20 °C View Scheme |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View