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Cas:25546-65-0
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inquiryDayangchem's 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. DayangChem can provide different quantities
Cas:25546-65-0
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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
Cas:25546-65-0
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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
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inquiryWhy is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) 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 . Application:API
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inquiryD-Streptamine,O-2,6-diamino-2,6-dideoxy-a-D-glucopyranosyl-(1?4)-O-[b-D-ribofuranosyl-(1?5)]-2-deoxy- cas 25546-65-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transp
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RIBOSTAMYCIN SULFATE SALT Basic information Product Name: RIBOSTAMYCIN SULFATE SALT Synonyms: RIBOSTAMYCIN DISULFATE;RIBOSTAMYCIN SULFATE SALT;RIBOSTAMYCIN SULPHATE
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inquiryFor quick quotation, please send us the inquiry include CAS#, Structure, Chemical Name, quantity, purity, as well as any additional specifications you require, we will try to get back to you within 24 hours. Our Services Besides manufacturing,
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High Quality Best Price Storage:Store in dry, dark and ventilated place Application:Chemical Synthesis Intermediate
Debyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen
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inquiryhigh purity Application:Drug intermediates Materials intermediates and active molecules
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Type:
inquirytetra-N-acetylribostamycin
ribostamycin
Conditions | Yield |
---|---|
With hydrazine hydrate at 100℃; for 66h; sealed tube; | 59% |
1,3,2',6'-Tetra-N-(benzyloxycarbonyl)-2'',3'',5''-tri-O-benzoyl-6,3',4'-tri-O-benzylribostamycin
ribostamycin
Conditions | Yield |
---|---|
With palladium on activated charcoal; hydrogen; sodium methylate; acetic acid 1.) MeOH, 3.5 h, 2.) aq. dioxane, 48 h, then water; Yield given. Multistep reaction; |
[(1S,2R,3R,5R)-2-[(2R,3R,4R,5S,6R)-3-Acetylamino-6-(acetylamino-methyl)-4,5-dihydroxy-tetrahydro-pyran-2-yloxy]-3-((2S,3R,4S,5R)-3,4-dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-yloxy)-4,6-dihydroxy-5-nitro-cyclohexyl]-carbamic acid benzyl ester
ribostamycin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 1.) p-TsOH*H2O; 2.) pyridine; 3.) d-10-camphorsulfonic acid / 1.) DMF, 45 deg C, 50 min; 2.) r.t., 8 h; 3.) DMF, r.t., 10 min 3: 59 percent / 80percent aq. NH2NH2*H2O / 66 h / 100 °C / sealed tube View Scheme |
C41H53N3O23
ribostamycin
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: benzene; pyridine / 1 h / Heating 2: 62 percent / NaOMe / methanol; nitromethane / 14 h / Ambient temperature 3: 1.) p-TsOH*H2O; 2.) pyridine; 3.) d-10-camphorsulfonic acid / 1.) DMF, 45 deg C, 50 min; 2.) r.t., 8 h; 3.) DMF, r.t., 10 min 5: 59 percent / 80percent aq. NH2NH2*H2O / 66 h / 100 °C / sealed tube View Scheme |
C55H66N4O18
ribostamycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: 59 percent / 80percent aq. NH2NH2*H2O / 66 h / 100 °C / sealed tube View Scheme |
C59H69N3O22
ribostamycin
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: pyridine 2: 1.) BF3-Et2O; 2.) Jones reagent / 1.) THF, 2 deg C, 40 min; 2.) r.t., 4 h 3: benzene; pyridine / 1 h / Heating 4: 62 percent / NaOMe / methanol; nitromethane / 14 h / Ambient temperature 5: 1.) p-TsOH*H2O; 2.) pyridine; 3.) d-10-camphorsulfonic acid / 1.) DMF, 45 deg C, 50 min; 2.) r.t., 8 h; 3.) DMF, r.t., 10 min 7: 59 percent / 80percent aq. NH2NH2*H2O / 66 h / 100 °C / sealed tube View Scheme |
C61H71N3O23
ribostamycin
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 1.) BF3-Et2O; 2.) Jones reagent / 1.) THF, 2 deg C, 40 min; 2.) r.t., 4 h 2: benzene; pyridine / 1 h / Heating 3: 62 percent / NaOMe / methanol; nitromethane / 14 h / Ambient temperature 4: 1.) p-TsOH*H2O; 2.) pyridine; 3.) d-10-camphorsulfonic acid / 1.) DMF, 45 deg C, 50 min; 2.) r.t., 8 h; 3.) DMF, r.t., 10 min 6: 59 percent / 80percent aq. NH2NH2*H2O / 66 h / 100 °C / sealed tube View Scheme |
C43H57N3O23
ribostamycin
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 62 percent / NaOMe / methanol; nitromethane / 14 h / Ambient temperature 2: 1.) p-TsOH*H2O; 2.) pyridine; 3.) d-10-camphorsulfonic acid / 1.) DMF, 45 deg C, 50 min; 2.) r.t., 8 h; 3.) DMF, r.t., 10 min 4: 59 percent / 80percent aq. NH2NH2*H2O / 66 h / 100 °C / sealed tube View Scheme |
ribostamycin
γ-L-Glu-((S)-4-amino-2-hydroxybutyryl)-N-acetylcysteamine thioester
γ-L-Glu-butirosin B
Conditions | Yield |
---|---|
With recombinant BtrH enzyme at 20℃; for 6h; pH=7.9; aq. buffer; Enzymatic reaction; | 100% |
ribostamycin
trityl chloride
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 50℃; for 72h; | 70% |
ribostamycin
heptafluorobutyric Acid
Conditions | Yield |
---|---|
Stage #1: ribostamycin With 1H-imidazole-1-sulfonyl azide hydrochloride; sodium hydroxide In aq. phosphate buffer at 20℃; for 18h; pH=8; Stage #2: heptafluorobutyric Acid In acetone at 40℃; regioselective reaction; | 44% |
Conditions | Yield |
---|---|
at 37℃; aminoglycoside-4'-nucleotidyltransferaze of Bacillus brevis, MgCl2, potassium phosphate buffer (pH 6.0); |
ribostamycin
N-tertiarybutoxycarbonyl-β-alanine N-hydroxysuccinimide ester
[2-({(2R,3S,4R,5R,6R)-5-Amino-6-[(1R,2R,3S,4R,6S)-4,6-diamino-2-((2S,3R,4S,5R)-3,4-dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-yloxy)-3-hydroxy-cyclohexyloxy]-3,4-dihydroxy-tetrahydro-pyran-2-ylmethyl}-carbamoyl)-ethyl]-carbamic acid tert-butyl ester
endo-N-hydroxy-5-norbornene-2,3-dicarboximide O-bromoacetate
ribostamycin
Conditions | Yield |
---|---|
In water; acetonitrile at 20℃; for 0.166667h; | |
In water; acetonitrile for 0.166667h; Product distribution / selectivity; |
ribostamycin
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Et3N 2: trifluoroacetic acid / CH2Cl2 View Scheme |
ribostamycin
C58H101N11O25
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Et3N View Scheme |
Conditions | Yield |
---|---|
With Tris-HCl buffer; 2-hydroxyethanethiol; transpeptidase sortase A from Staphylococcus aureus at 37℃; for 6h; pH=7.5; Enzymatic reaction; | 21.7 % Chromat. |
Conditions | Yield |
---|---|
With Tris-HCl buffer; 2-hydroxyethanethiol; transpeptidase sortase A from Staphylococcus aureus at 37℃; for 6h; pH=7.5; Enzymatic reaction; | 22.1 % Chromat. |
Conditions | Yield |
---|---|
With MES buffer at 20℃; for 16h; pH=6; |
ribostamycin
P'-[2-(acetylamino)-2-deoxy-α-D-glucopyranosyl] ester uridine 5'-(trihydrogen diphosphate), disodium salt
N-acetylglucosaminylribostamycin
Conditions | Yield |
---|---|
With Neo 15 protein expressed with an N-terminal His6-tag in Escherichia coli BL21 (DE3), the mass = 41295 Da (including the His6-tag and with loss of N-terminal methionine), glycosyltransferase at 30℃; pH=8.4; aq. buffer; Enzymatic reaction; |
ribostamycin
5'-O-(4,4'-dimethoxytrityl)-1,3,2',6'-tetra-N-trifluoroacetylribostamycin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: triethylamine / methanol / 20 °C 2: pyridine View Scheme |
Conditions | Yield |
---|---|
With triethylamine In methanol at 20℃; |
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