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 according to the contract research and development services for the fine chemicals, ph
1.In No Less 10 years exporting experience. you 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 Specializ
Cas:52434-75-0
Min.Order:1 Gram
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,
Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:52434-75-0
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryShandong 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
Cas:52434-75-0
Min.Order:1 Gram
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
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
Cas:52434-75-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhight degree of purity Application:Fine chemical intermediates, used as the main raw material for he synthesis of various pesticides, medicines, surfactants, polymer monomers, Ond Ontifungal agents
Cas:52434-75-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryL-Tyrosine,5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:52434-75-0
Min.Order:0
Negotiable
Type:Other
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Company Information Chengdu YoungShe Chemical Co.,Ltd Chengdu YoungShe Chemical Co Ltd is good cosmetic peptide supplier in China.We are dedicating to the professional, efficie
Cas:52434-75-0
Min.Order:1 Gram
FOB Price: $10.0
Type:Trading Company
inquiryhigh purity, main supplier in Jiangsu, large in stock Storage:in cool and dry condition Package:depend on the end-user Application:can be used for pharmaceutical Transportation:in cool and dry condition Port:Shanghai Changzhou
we a state-level key high-tech enterprises in Yixing Environmental Science and Technology High-tech Development Zone. The company, China Agricultural University, Chinese Academy of Agricultural Sciences, Institute of Ecological Science Park, Beijing
L-pyroglutamyl-L-histidyl-L-trypthophyl-L-seryl-L-tyrosine tert-butyl ester
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
With methoxybenzene; trifluoroacetic acid at 0℃; for 3h; |
O-benzyl-N-tert-butoxycarbonyl-L-tyrosine
BOC-O-benzyl-L-serine
Boc-Trp-OH
Boc-His(Dnp)-OH
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
Tyr(tBu)
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 78 percent / dioxane / 5 h / papain, dithioerythritol in phosphate buffer, pH 9 2: deprotection 3: 67 percent / methanol; H2O / 16 h / Ambient temperature; papain, dithioerythritol, pH 8 4: TFA, anisole / 3 h / 0 °C View Scheme |
L-seryl-L-tyrosine tert-butyl ester
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 67 percent / methanol; H2O / 16 h / Ambient temperature; papain, dithioerythritol, pH 8 2: TFA, anisole / 3 h / 0 °C View Scheme |
N-benzyloxycarbonyl-L-seryl-L-tyrosine tert-butyl ester
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: deprotection 2: 67 percent / methanol; H2O / 16 h / Ambient temperature; papain, dithioerythritol, pH 8 3: TFA, anisole / 3 h / 0 °C View Scheme |
L-Pyroglutamyl-L-histidine Methyl Ester
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 75 percent / CH2Cl2; H2O / 16 h / Ambient temperature; α-chymotrypsin 2: 67 percent / methanol; H2O / 16 h / Ambient temperature; papain, dithioerythritol, pH 8 3: TFA, anisole / 3 h / 0 °C View Scheme |
L-tryptophanamide
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 75 percent / CH2Cl2; H2O / 16 h / Ambient temperature; α-chymotrypsin 2: 67 percent / methanol; H2O / 16 h / Ambient temperature; papain, dithioerythritol, pH 8 3: TFA, anisole / 3 h / 0 °C View Scheme |
L-pyroglutamyl-L-histidine-L-tryptophane amide
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 67 percent / methanol; H2O / 16 h / Ambient temperature; papain, dithioerythritol, pH 8 2: TFA, anisole / 3 h / 0 °C View Scheme |
methanol
pGlu-His-Trp-Ser-Tyr
L-pyroglutamyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosine methyl ester
Conditions | Yield |
---|---|
With boron trifluoride at 0℃; for 8h; | 83% |
pGlu-His-Trp-Ser-Tyr
(S)-2-{(S)-3-Hydroxy-2-[(Z)-2-{(S)-3-(1H-imidazol-4-yl)-2-[((S)-5-oxo-pyrrolidine-2-carbonyl)-amino]-propionylamino}-3-(1H-indol-3-yl)-acryloylamino]-propionylamino}-3-(4-hydroxy-phenyl)-propionic acid
Conditions | Yield |
---|---|
With (S)-tryptophan 2',3'-oxidase from Chromobacterium violaceum (ATCC 12472) In various solvent(s) at 30℃; for 20h; | 66% |
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 66 percent / (S)-tryptophan 2',3'-oxidase from Chromobacterium violaceum (ATCC 12472) / various solvent(s) / 20 h / 30 °C 2: 95 percent / 2H2 / PdO / methanol / 20 h / 20 °C / 3800 Torr View Scheme |
pGlu-His-Trp-Ser-Tyr
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 66 percent / (S)-tryptophan 2',3'-oxidase from Chromobacterium violaceum (ATCC 12472) / various solvent(s) / 20 h / 30 °C 2: 72 percent / 2H2 / / methanol / 20 h / 20 °C / 11400 Torr View Scheme |
pGlu-His-Trp-Ser-Tyr
L-pyroglutamyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-glycyl-L-leucyl-L-arginyl-L-prolyl-glycine amide hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 83 percent / 10percent BF3 / 8 h / 0 °C 2: 84 percent / dimethylformamide / 1 h / Ambient temperature; α-chymotrysin, 0.2M carbonate buffer, pH 8 View Scheme |
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