GL Biochem (Shanghai) Ltd. founded in 1998, has become an internationally recognized biochemical manufacturing company that specializes in producing/synthesizing and providing peptide reagents, custom peptides and antibodies. GL Biochem is
Cas:125238-99-5
Min.Order:1 Gram
FOB Price: $78.0 / 150.0
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:125238-99-5
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryDayangChem exported this product to many countries and regions at best price in China. If you are looking for the product’s supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product specifica
Cas:125238-99-5
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryProduct Name: FMOC-DAB(BOC)-OH Synonyms: N-ALPHA-(9-FLUORENYLMETHYLOXYCARBONYL)-N-GAMMA-T-BUTYLOXYCARBONYL-L-2,4-DIAMINOBUTYRIC ACID;N-ALPHA-(9-FLUORENYLMETHYLOXYCARBONYL)-N-GAMMA-TERT-BUTYLOXYCARBONYL-L-2,4-DIAMINOBUTYRIC ACID;NA-FMOC
Cas:125238-99-5
Min.Order:1 Gram
FOB Price: $8900.0
Type:Lab/Research institutions
inquiryWith 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:125238-99-5
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:125238-99-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
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:125238-99-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the
Cas:125238-99-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: FMOC-DAB(BOC)-OH CAS: 125238-99-5 MF: C24H28N2O6 MW: 440.49 EINECS: 1533716-785-6 FMOC-DAB(BOC)-OH Structure FMOC-DAB(BOC)-OH Chemical Properties Melting point 111-113℃ Boiling point 670.9±55.0 °C(Pre
FMOC-DAB(BOC)-OH CAS: 125238-99-5 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 interm
Cas:125238-99-5
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
Cas:125238-99-5
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
Cas:125238-99-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest 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
Cas:125238-99-5
Min.Order:0
Negotiable
Type:Manufacturers
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
Cas:125238-99-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:125238-99-5
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryJ&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
Cas:125238-99-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo 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
Cas:125238-99-5
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry125238-99-5Appearance:white powder Storage:keep cold Package:according to customers' requirements Application:Pharmaceutical intermediates 125238-99-5 Transportation:By air(EMS or EUB or FedEx or TNT ect...) or by sea(FOB or CIF or CNF ect...)or acco
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 providing h
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:125238-99-5
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,
Cas:125238-99-5
Min.Order:1 Milligram
Negotiable
Type:Trading Company
inquiryHangzhou ZeErRui Chemical Co., Ltd. is a leading company that is focused on developing and producing high-quality flavor ingredients used for foods, pharmaceutic, cosmetics, and daily-use goods. Our goal is to produce flavor ingredients through scien
Cas:125238-99-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryLocated 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:125238-99-5
Min.Order:0
Negotiable
Type:Other
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Cas:125238-99-5
Min.Order:0
Negotiable
Type:Manufacturers
inquirySAGECHEM 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
Cas:125238-99-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHigh 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
Cas:125238-99-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWe 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
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:125238-99-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHigh 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
Cas:125238-99-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryR & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
Cas:125238-99-5
Min.Order:0
Negotiable
Type:Manufacturers
inquirydi-tert-butyl dicarbonate
Nα-(9-fluorenylmethoxycarbonyl)-L-2,4-diaminobutyric acid
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
With sodium hydroxide In water; acetone at 0 - 10℃; for 4h; pH=7.5 - 8; pH-value; | 86.62% |
With triethylamine In water; dimethyl sulfoxide | 74.2% |
With sodium hydrogencarbonate In water; acetonitrile for 6h; Yield given; |
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
With lithium hydroxide In tetrahydrofuran at 20℃; | 73% |
9H-9-fluorenylmethyl (4S)-4-(3-azido-2-oxopropyl)-5-oxo-1,3-oxazolone-3-carboxylate
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 88 percent / toluene / 0.25 h / microwave irradiation 2: 73 percent / LiOH / tetrahydrofuran / 20 °C View Scheme |
Nα-Fmoc-Glu-5-oxazolidinone
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 94 percent / N-methylmorpholine; IBC-Cl; NaN3 / tetrahydrofuran / 0.5 h / -10 °C 2: 88 percent / toluene / 0.25 h / microwave irradiation 3: 73 percent / LiOH / tetrahydrofuran / 20 °C View Scheme |
N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-glutamine
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 88.9 percent / I,I-bis(trifluoroacetoxy)iodobenzene; H2O / dimethylsulfoxide / 20 h 2: 74.2 percent / triethylamine / H2O; dimethylsulfoxide View Scheme |
N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-glutamine
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: pyridine; bis-[(trifluoroacetoxy)iodo]benzene / 1.) CH3CN, H2O, 60 deg C, 2.) CH3CN, H2O, 60 deg C, 5 h 2: sodium hydrogencarbonate / water; acetonitrile / 6 h View Scheme |
diazomethane
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Fmoc-L-Dbu(Boc)-OCH3
Conditions | Yield |
---|---|
In diethyl ether for 0.166667h; Methylation; | 100% |
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
benzylamine
(9H-fluoren-9-yl)methyl tert-butyl (4-(benzylamino)-4-oxobutane-1,3-diyl)(S)-dicarbamate
Conditions | Yield |
---|---|
With benzotriazol-1-ol; diisopropyl-carbodiimide In DMF (N,N-dimethyl-formamide); dichloromethane at 35℃; | 100% |
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane for 2h; Inert atmosphere; | 98% |
Stage #1: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With benzotriazol-1-ol; diisopropyl-carbodiimide In dichloromethane; N,N-dimethyl-formamide for 0.0833333h; Stage #2: benzylamine In dichloromethane; N,N-dimethyl-formamide at 35℃; | 98% |
With benzotriazol-1-ol; dicyclohexyl-carbodiimide In acetonitrile at 20℃; for 3h; | 14.4 g |
With benzotriazol-1-ol; dicyclohexyl-carbodiimide In acetonitrile at 20℃; for 2.5h; |
(S)-2-amino-3-phenylpropionamide hydrochloride
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
(1'S, 2S)-4-(N-Boc-amino)-N'-(1'-carbamoyl-2'-phenylethyl)-2-(N''-Fmoc-amino)butanamide
Conditions | Yield |
---|---|
With benzotriazol-1-ol; triethylamine; diisopropyl-carbodiimide In DMF (N,N-dimethyl-formamide); dichloromethane | 100% |
With benzotriazol-1-ol; triethylamine; diisopropyl-carbodiimide In dichloromethane; N,N-dimethyl-formamide for 16h; |
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
2-(3-chlorophenyl)ethylamine
4-(N-Boc-amino)-N'-2-(3-chlorophenyl)ethyl-(S)-2-(N''-Fmoc-amino)butanamide
Conditions | Yield |
---|---|
With benzotriazol-1-ol; diisopropyl-carbodiimide In DMF (N,N-dimethyl-formamide); dichloromethane at 35℃; | 100% |
benzyl bromide
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Fmoc-L-Dab(Boc)-OBn
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 0 - 25℃; for 26h; | 98% |
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
With benzotriazol-1-ol; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl acetamide for 6h; Ambient temperature; | 95.4% |
N,N-bis(benzyloxycarbonyl)-1H-pyrazole-1-carboxamidine
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
trifluoroacetic acid
C21H24N4O6*C2HF3O2
Conditions | Yield |
---|---|
Stage #1: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With N-ethyl-N,N-diisopropylamine In dichloromethane Stage #2: With piperidine In N,N-dimethyl-formamide Stage #3: N,N-bis(benzyloxycarbonyl)-1H-pyrazole-1-carboxamidine; trifluoroacetic acid Further stages; | 95.2% |
morpholine 4-carboxylic acid
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
(S)-3-cyclohexyl-2-(9H-fluoren-9-ylmethoxycarbonylamino)propionic acid
C23H40N4O7
Conditions | Yield |
---|---|
Stage #1: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; Stage #2: With piperidine In N,N-dimethyl-formamide for 0.5h; Stage #3: morpholine-4-carboxylic acid; (S)-3-cyclohexyl-2-(9H-fluoren-9-ylmethoxycarbonylamino)propionic acid Further stages; | 95% |
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 0.5h; | 95% |
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Stage #1: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With 2,4,6-trichlorobenzoyl chloride; triethylamine In tetrahydrofuran at 0℃; for 2h; Stage #2: C49H45N3O4S3 With dmap In tetrahydrofuran at 0 - 25℃; for 1h; | 91% |
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In tetrahydrofuran at 50℃; for 12h; Inert atmosphere; | 89% |
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate at 20℃; for 4h; Inert atmosphere; | 78% |
allyl bromide
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
With Aliquat (at)366; sodium hydrogencarbonate In dichloromethane; water at 20℃; | 83% |
With Aliquat 336; sodium hydrogencarbonate In dichloromethane; water at 20℃; |
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; HATU In N,N-dimethyl-formamide for 24h; | 80% |
thymidyl acetic acid
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Stage #1: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With trifluoroacetic acid In dichloromethane at 45℃; for 1h; Stage #2: thymidyl acetic acid With 2,4,6-trimethyl-pyridine; N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In 1-methyl-pyrrolidin-2-one for 1.5h; | 80% |
methyl 2'-(3'-(4-(aminomethyl)-[2,4'-bioxazol]-2'-yl)-[1,1'-biphenyl]-3-yl)-[2,4'-bioxazole]-4-carboxylate
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
methyl 2'-(3'-(4-((2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(((tert-butoxy)carbonyl)amino)butanamido)methyl)-[2,4'-bioxazol]-2'-yl)-[1,1'-biphenyl]-3-yl)-[2,4'-bioxazol]-4-carboxylate
Conditions | Yield |
---|---|
Stage #1: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide for 0.0833333h; Inert atmosphere; Stage #2: methyl 2'-(3'-(4-(aminomethyl)-[2,4'-bioxazol]-2'-yl)-[1,1'-biphenyl]-3-yl)-[2,4'-bioxazole]-4-carboxylate With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 78% |
Fmoc-Leu-OH
N-Fmoc L-Phe
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Stage #1: Fmoc-Leu-OH With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 50℃; for 0.0833333h; Microwave irradiation; Stage #2: With piperidine In N,N-dimethyl-formamide at 75℃; for 0.1h; Microwave irradiation; Stage #3: Fmoc-Leu-OH; N-Fmoc L-Phe; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid; N-α-(9-fluorenylmethyloxycarbonyl)-N-γ-tert-butyloxycarbonyl-D-2,4-diaminobutyric acid Further stages; | 77% |
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Stage #1: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With 4-methyl-morpholine; 2-chloro-4,6-dimethoxy-1 ,3,5-triazine In tetrahydrofuran for 0.333333h; Stage #2: methyl (4S,7S,10S)-26-(benzyloxy)-10-(((benzyloxy)carbonyl)(methyl)amino)-16-(2-((tert-butoxycarbonyl)amino)ethoxy)-25-fluoro-7-methyl-6,9-dioxo-5,8-diaza-1,2(1,3)-dibenzenacyclodecaphane-4-carboxylate In tetrahydrofuran at 20℃; for 2h; | 68% |
(S)-2,4-dimethyl-pent-4-enoic acid
Fmoc-D-abrine
N-Fmoc-O-TIPS-β-tyrosine
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Stage #1: N-Fmoc-O-TIPS-β-tyrosine With N-ethyl-N,N-diisopropylamine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 4h; Stage #2: With piperidine In N,N-dimethyl-formamide for 0.25h; Stage #3: (S)-2,4-dimethyl-pent-4-enoic acid; Fmoc-D-abrine; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid | 65% |
(naphth-1-yl)methylamine
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
4-N-Boc-amino-(S)-2-N'-Fmoc-amino-N''-1-naphthylmethylbutanamide
Conditions | Yield |
---|---|
With benzotriazol-1-ol; diisopropyl-carbodiimide In DMF (N,N-dimethyl-formamide); dichloromethane at 50℃; | 60% |
3-hydroxymethyl-benzoic acid
acetic acid
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
3-[(S)-2-carboxy-2-(9H-fluoren-9-ylmethoxycarbonylamino)ethyl]indole-1-carboxylic acid tert-butyl ester
Conditions | Yield |
---|---|
Stage #1: 3-hydroxymethyl-benzoic acid With piperidine; N-ethylmorpholine;; N-[(1H-benzotriazol-1-yl)(dimethylamino)methylene]-N-methylmethanaminium tetrafluoroborate In N,N-dimethyl-formamide for 2.08333h; Stage #2: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With 1-methyl-1H-imidazole; 1-(mesitylene-2-sulfonyl)-3-nitro-1H-1,2,4-triazole In dichloromethane for 1.08333h; Stage #3: acetic acid; 3-[(S)-2-carboxy-2-(9H-fluoren-9-ylmethoxycarbonylamino)ethyl]indole-1-carboxylic acid tert-butyl ester Further stages; | 59% |
4-methylhexanoic acid
Fmoc-Leu-OH
N-Fmoc L-Phe
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Stage #1: Fmoc-Leu-OH With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 50℃; for 0.0833333h; Microwave irradiation; Stage #2: With piperidine In N,N-dimethyl-formamide at 75℃; for 0.1h; Microwave irradiation; Stage #3: 4-methylhexanoic acid; Fmoc-Leu-OH; N-Fmoc L-Phe; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid; N-α-(9-fluorenylmethyloxycarbonyl)-N-γ-tert-butyloxycarbonyl-D-2,4-diaminobutyric acid Further stages; | 58% |
tert-Butyl (3R,4S,5S)-3-methoxy-4-(N-methylamino)-5-methylheptanoate hydrochloride
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Stage #1: tert-Butyl (3R,4S,5S)-3-methoxy-4-(N-methylamino)-5-methylheptanoate hydrochloride; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With N-ethyl-N,N-diisopropylamine In ethyl acetate at 0℃; for 0.666667h; Stage #2: With 2-chloro-1-methyl-pyridinium iodide In ethyl acetate at 0 - 20℃; for 12h; | 51% |
2-ethyl-N-butylamine
benzyl 2-oxobut-3-enylcarbamate
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
(S)-9-fluorenylmethyl 10-(2-ethylbutyl)-2,2-dimethyl-18-phenyl-4,9,13,16-tetraoxo-3,17-dioxa-5,10,15-triazaoctadecan-8-ylcarbamate
Conditions | Yield |
---|---|
Stage #1: 2-ethyl-N-butylamine; benzyl 2-oxobut-3-enylcarbamate In dichloromethane at 20℃; for 0.25h; Stage #2: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With diisopropyl-carbodiimide In dichloromethane at 20℃; | 46% |
Stage #1: 2-ethyl-N-butylamine; benzyl 2-oxobut-3-enylcarbamate In dichloromethane at 20℃; for 0.25h; Stage #2: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With diisopropyl-carbodiimide In dichloromethane at 20℃; | 46% |
3-(tritylthio) propanoic acid
Fmoc-Leu-OH
N-Fmoc L-Phe
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Stage #1: Fmoc-Leu-OH With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 50℃; for 0.0833333h; Microwave irradiation; Stage #2: With piperidine In N,N-dimethyl-formamide at 75℃; for 0.1h; Microwave irradiation; Stage #3: 3-(tritylthio) propanoic acid; Fmoc-Leu-OH; N-Fmoc L-Phe; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid; N-α-(9-fluorenylmethyloxycarbonyl)-N-γ-tert-butyloxycarbonyl-D-2,4-diaminobutyric acid Further stages; | 32% |
benzyl 2-oxobut-3-enylcarbamate
2,2-Diphenylethylamine
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
(S)-9-fluorenylmethyl 10-(2,2-diphenylethyl)-2,2-dimethyl-18-phenyl-4,9,13,16-tetraoxo-3,17-dioxa-5,10,15-triazaoctadecan-8-ylcarbamate
Conditions | Yield |
---|---|
Stage #1: benzyl 2-oxobut-3-enylcarbamate; 2,2-Diphenylethylamine In dichloromethane at 20℃; for 0.25h; Stage #2: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With diisopropyl-carbodiimide In dichloromethane at 20℃; Product distribution / selectivity; | 31% |
Stage #1: benzyl 2-oxobut-3-enylcarbamate; 2,2-Diphenylethylamine In dichloromethane at 20℃; for 0.25h; Stage #2: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With diisopropyl-carbodiimide In dichloromethane at 20℃; Product distribution / selectivity; | 31% |
Stage #1: benzyl 2-oxobut-3-enylcarbamate; 2,2-Diphenylethylamine In dichloromethane at 20℃; for 0.25h; Stage #2: (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid With diisopropyl-carbodiimide In dichloromethane at 20℃; Product distribution / selectivity; | 31% |
isooctanoic acid
Fmoc-Thr(tBu)-OH
Fmoc-D-Phe-OH
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
trifluoroacetic acid
Fmoc-L-Dab-OAllyl, Dab = 2,4-diaminobutyric acid
Conditions | Yield |
---|---|
Stage #1: Fmoc-L-Dab-OAllyl, Dab = 2,4-diaminobutyric acid With N-ethyl-N,N-diisopropylamine In dichloromethane for 2h; 2-chlorotrityl chloride resin; Stage #2: With piperidine In N,N-dimethyl-formamide for 0.25h; Automated synthesizer; Stage #3: isooctanoic acid; Fmoc-L-Dab(Dde)-OH, DDE = 1-(4,4-dimethyl-2,6-dioxocylohexylidene)ethyl; Fmoc-Thr(tBu)-OH; Fmoc-D-Phe-OH; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid; trifluoroacetic acid; Fmoc-D-Ser(pg)-OH Further stages; | 31% |
isooctanoic acid
Fmoc-Thr(tBu)-OH
N-(9-fluorenylmethoxycarbonyl)-D-leucine
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
trifluoroacetic acid
Fmoc-L-Dab-OAllyl, Dab = 2,4-diaminobutyric acid
Conditions | Yield |
---|---|
Stage #1: Fmoc-L-Dab-OAllyl, Dab = 2,4-diaminobutyric acid With N-ethyl-N,N-diisopropylamine In dichloromethane for 2h; 2-chlorotrityl chloride resin; Stage #2: With piperidine In N,N-dimethyl-formamide for 0.25h; Automated synthesizer; Stage #3: isooctanoic acid; Fmoc-L-Dab(Dde)-OH, DDE = 1-(4,4-dimethyl-2,6-dioxocylohexylidene)ethyl; Fmoc-Thr(tBu)-OH; N-(9-fluorenylmethoxycarbonyl)-D-leucine; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid; trifluoroacetic acid; Fmoc-D-Ser(pg)-OH Further stages; | 30% |
Fmoc-Leu-OH
N-Fmoc L-Phe
N-(9-fluorenylmethoxycarbonyl)-S-trityl-L-cysteine
(S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid
Conditions | Yield |
---|---|
Stage #1: Fmoc-Leu-OH With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 50℃; for 0.0833333h; Microwave irradiation; Stage #2: With piperidine In N,N-dimethyl-formamide at 75℃; for 0.1h; Microwave irradiation; Stage #3: Fmoc-Leu-OH; N-Fmoc L-Phe; N-(9-fluorenylmethoxycarbonyl)-S-trityl-L-cysteine; (S)-4-tert-butoxycarbonylamino-2-(9H-fluoren-9-ylmethoxycarbonylamino)butyric acid; N-α-(9-fluorenylmethyloxycarbonyl)-N-γ-tert-butyloxycarbonyl-D-2,4-diaminobutyric acid Further stages; | 30% |
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