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inquiry4-Methylumbelliferyl beta-D-galactoside CAS 6160-78-7 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine
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inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
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inquiryEnglish name: 4-Methylumbelliferyl beta-D-galactoside CAS number: 6160-78-7 Molecular formula: C16H18O8 Molecular weight: 338.31 Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package: 25kgs/drum Application:API
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inquiryAbout Product Details Items Specifications Test Results Appearance White to white crystalline powde
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inquiryThe 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
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inquiryOur advantage: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 Scient
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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inquirygood quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:250mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any po
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inquiry1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
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inquiry4-Methylumbelliferyl beta-D-galactoside Basic information Product Name: 4-Methylumbelliferyl beta
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inquiryKnown for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers. Our advantages:1, High quality with competitive price:1) Standard:BP/USP/EP/Enterprise standard2) All Purity≥99%3) We are manufacturer
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inquiry4-methylumbelliferyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranoside
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
With sodium methylate In methanol at 20℃; for 0.5h; | 95% |
With sodium carbonate In methanol; water at 20℃; for 0.5h; | 91% |
With sodium methylate In methanol at 20℃; for 0.5h; Deacetylation; | 83% |
With methanol; sodium methylate at 20℃; for 0.5h; | 64% |
With methanol; sodium methylate |
7-hydroxy-4-methyl-chromen-2-one
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 68 percent / TMSOTf / CH2Cl2 / 0.5 h / -78 °C 2: 83 percent / NaOMe / methanol / 0.5 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: acetone; aq. NaOH solution 2: sodium methylate; methanol View Scheme |
2,3,4,6-tetra-O-acetyl-α/β-D-galactopyranose
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 1-methylimidazole / CH2Cl2 / 16 h / 20 °C 2: 68 percent / TMSOTf / CH2Cl2 / 0.5 h / -78 °C 3: 83 percent / NaOMe / methanol / 0.5 h / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: dichloromethane / 1 h / 0 °C / Inert atmosphere 1.2: 0.5 h / 0 °C / Inert atmosphere 2.1: boron trifluoride dimethyl etherate / dichloromethane / 20 °C / Inert atmosphere 3.1: methanol; sodium methylate / 0.5 h / 20 °C View Scheme |
2-(2',3',4',6'-tetra-O-acetyl-α-D-galactopyranosyloxy)-1,3,2-dioxaphosphinane 2-oxide
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 68 percent / TMSOTf / CH2Cl2 / 0.5 h / -78 °C 2: 83 percent / NaOMe / methanol / 0.5 h / 20 °C View Scheme |
1-bromo-1-deoxy-2,3,4,6-tetra-O-acetyl-a-D-galactopyranoside
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetone; aq. NaOH solution 2: sodium methylate; methanol View Scheme |
uridine 5'-diphospho-D-galactose
7-hydroxy-4-methyl-chromen-2-one
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
With magnesium chloride at 37℃; for 0.25h; pH=7.5; Kinetics; Concentration; aq. phosphate buffer; Enzymatic reaction; |
D-galactose pentaacetate
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: morpholine / dichloromethane / 20 °C / Inert atmosphere 2.1: dichloromethane / 1 h / 0 °C / Inert atmosphere 2.2: 0.5 h / 0 °C / Inert atmosphere 3.1: boron trifluoride dimethyl etherate / dichloromethane / 20 °C / Inert atmosphere 4.1: methanol; sodium methylate / 0.5 h / 20 °C View Scheme |
2,3,4,6-tetra-O-acetyl-D-galactopyranosyl trichloroacetimidate
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: boron trifluoride dimethyl etherate / dichloromethane / 20 °C / Inert atmosphere 2: methanol; sodium methylate / 0.5 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sulfuric acid / 12 h / 20 °C 2: sodium hydroxide; tetrabutylammomium bromide / chloroform; water / 16 h / 20 °C 3: sodium carbonate / water; methanol / 0.5 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: hydrogen bromide; acetic acid / 4 h / 20 °C 2: sodium hydroxide; tetrabutylammomium bromide / chloroform; water / 16 h / 20 °C 3: sodium carbonate / water; methanol / 0.5 h / 20 °C View Scheme |
tert-butylchlorodiphenylsilane
4-methylumbelliferyl-β-D-galactopyranoside
4-methylumbelliferyl 6-O-(tert-butyldiphenylsilyl)-β-D-galactopyranoside
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; | 87% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 8h; Substitution; | 79% |
Conditions | Yield |
---|---|
With pyridine In N,N-dimethyl-formamide at -15 - 20℃; for 16h; | 43% |
4-methylumbelliferyl-β-D-galactopyranoside
A
7-hydroxy-4-methyl-chromen-2-one
B
β-D-galactopyranoside
Conditions | Yield |
---|---|
With β-galactosidase |
N-((2S,3R,4R,5R,6R)-2-Allyloxy-4,5-dihydroxy-6-hydroxymethyl-tetrahydro-pyran-3-yl)-acetamide
4-methylumbelliferyl-β-D-galactopyranoside
allyl O-(β-D-galactopyranosyl)-(1<*>3)-2-acetamido-2-deoxy-α-D-galactopyranoside
Conditions | Yield |
---|---|
With McIlvain buffer at 37℃; for 50h; pH=4.3; Enzymatic reaction; | 40 % Chromat. |
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 43 percent / pyridine / dimethylformamide / 16 h / -15 - 20 °C 2: pyridine / CH2Cl2 / 1.5 h / -15 °C 3: NaN3; Bu4NHSO4 / dimethylformamide / 16 h / 20 °C 4: 100 percent / MeONa / methanol / 16 h / 20 °C View Scheme |
4-methylumbelliferyl-β-D-galactopyranoside
C37H29N3O10
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 43 percent / pyridine / dimethylformamide / 16 h / -15 - 20 °C 2: pyridine / CH2Cl2 / 1.5 h / -15 °C 3: NaN3; Bu4NHSO4 / dimethylformamide / 16 h / 20 °C View Scheme |
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 43 percent / pyridine / dimethylformamide / 16 h / -15 - 20 °C 2: pyridine / CH2Cl2 / 1.5 h / -15 °C View Scheme |
4-methylumbelliferyl-β-D-galactopyranoside
4-methylumbelliferyl 6'-O-(tert-butyldiphenylsilyl)-3'-O-(2'',3'',4''-tri-O-acetyl-α-L-fucopyranosyl)-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 79 percent / imidazole / dimethylformamide / 8 h / 20 °C 2: 27 percent / Et4NBr; molecular sieves 4 Angstroem / CH2Cl2 / 48 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: 79 percent / imidazole / dimethylformamide / 8 h / 20 °C 2: 52 percent / TMSOTf / CH2Cl2 / 1 h / -78 °C View Scheme |
4-methylumbelliferyl-β-D-galactopyranoside
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 79 percent / imidazole / dimethylformamide / 8 h / 20 °C 2: 51 percent / Et4NBr; molecular sieves 4 Angstroem / CH2Cl2 / 48 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: 79 percent / imidazole / dimethylformamide / 8 h / 20 °C 2: TMSOTf / CH2Cl2 / 1 h / -78 °C View Scheme |
4-methylumbelliferyl-β-D-galactopyranoside
7-hydroxy-4-methyl-chromen-2-one
Conditions | Yield |
---|---|
With β-galactosidase In aq. phosphate buffer; dimethyl sulfoxide for 1h; pH=7.4; Reagent/catalyst; Irradiation; |
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