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Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
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inquiryAppearance:off-white powder Storage:room temperature Package:25kg/drum Application:Labeled Formoterol, intended for use as an internal standard for the quantification of Formoterol by GC- or LC-mass spectrometry. Transportation:Express/Sea/Air Port
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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
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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
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inquiryProduct 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,
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Formoterol Basic information Product Name: Formoterol Synonyms: n-[2-hydroxy-5-[1-hydroxy-2-[1-(4-methoxyphenyl)propan-2-ylamino]ethyl]phenyl]formamide;FORMOTEROL TARTARATE;FormoterolBase;Formoterol Fumarate 43229-80-7 / Base;Eformoterol;Forma
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inquiryWe have most reliable quality, competitive prices and full documents for this APIs 1. GMP WORKSHOP 2. DMF Appearance:off-white solid Application:APIs
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inquiryhigh 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
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
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inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
N-[5-[(1R)-Hydroxy-2-[[(1R)-methyl-2-(4-methoxyphenyl)ethyl](phenylmethyl)amino]ethyl]-2-(phenylmethoxy)phenyl]-formamide
(R,R)-formoterol
Conditions | Yield |
---|---|
With hydrogen; palladium 10% on activated carbon In ethanol at 25 - 30℃; under 2942.29 Torr; for 3h; | 80% |
With hydrogen; palladium on activated charcoal In ethanol | |
With hydrogen; palladium 10% on activated carbon In methanol | |
With palladium 10% on activated carbon; hydrogen In isopropyl alcohol at 35 - 36℃; Autoclave; |
N-(2-Benzyloxy-5-{(R)-1-hydroxy-2-[(R)-2-(4-methoxy-phenyl)-1-methyl-ethylamino]-ethyl}-phenyl)-formamide
(R,R)-formoterol
Conditions | Yield |
---|---|
With hydrogen; 10% palladium on active carbon In ethanol at 20℃; Hydrogenolysis; |
2-amino-1-(4-methyoxyphenyl)propane
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: Candida antarctica lipase B 2: 3M aq. KOH / Heating 3: dimethylsulfoxide / 87 h / 80 °C 4: neutral Al2O3 (activity III) 5: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 6: 69 percent / pyridine / 6.5 h / 60 °C 7: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
1-methoxy-4-((E)-2-nitroprop-1-enyl)benzene
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: 78 percent / LiAlH4 / diethyl ether / 2 h / Heating 2: Candida antarctica lipase B 3: 3M aq. KOH / Heating 4: dimethylsulfoxide / 87 h / 80 °C 5: neutral Al2O3 (activity III) 6: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 7: 69 percent / pyridine / 6.5 h / 60 °C 8: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme | |
Multi-step reaction with 6 steps 1.1: LiAlH4 / diethyl ether / 2 h / Heating 1.2: Candida antarctica lipase B; ethyl acetate; Et3N / 4 h / 30 °C 2.1: dimethylsulfoxide / 87 h / 80 °C 3.1: neutral Al2O3 (activity III) 4.1: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 5.1: 69 percent / pyridine / 6.5 h / 60 °C 6.1: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
4-benzyloxy-3-nitroacetophenone
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1: 82 percent / Br2 / CHCl3 / 25 °C 2: 87 percent / BH3*THF / tetrahydrofuran / -20 °C 3: lipase PS Celite-immobilized / various solvent(s) / 72 h / 37 °C 4: K2CO3 / methanol / 2.5 h / 20 °C 5: dimethylsulfoxide / 87 h / 80 °C 6: neutral Al2O3 (activity III) 7: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 8: 69 percent / pyridine / 6.5 h / 60 °C 9: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme | |
Multi-step reaction with 8 steps 1.1: 82 percent / Br2 / CHCl3 / 25 °C 2.1: BH3*THF / tetrahydrofuran / -20 °C 2.2: 48 percent / lipase PS; vinyl acetate / various solvent(s) / 72 h / 37 °C 3.1: K2CO3 / methanol / 2.5 h / 20 °C 4.1: dimethylsulfoxide / 87 h / 80 °C 5.1: neutral Al2O3 (activity III) 6.1: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 7.1: 69 percent / pyridine / 6.5 h / 60 °C 8.1: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
4-benzyloxy-3-nitrophenacyl bromide
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: 87 percent / BH3*THF / tetrahydrofuran / -20 °C 2: lipase PS Celite-immobilized / various solvent(s) / 72 h / 37 °C 3: K2CO3 / methanol / 2.5 h / 20 °C 4: dimethylsulfoxide / 87 h / 80 °C 5: neutral Al2O3 (activity III) 6: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 7: 69 percent / pyridine / 6.5 h / 60 °C 8: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme | |
Multi-step reaction with 7 steps 1.1: BH3*THF / tetrahydrofuran / -20 °C 1.2: 48 percent / lipase PS; vinyl acetate / various solvent(s) / 72 h / 37 °C 2.1: K2CO3 / methanol / 2.5 h / 20 °C 3.1: dimethylsulfoxide / 87 h / 80 °C 4.1: neutral Al2O3 (activity III) 5.1: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 6.1: 69 percent / pyridine / 6.5 h / 60 °C 7.1: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme | |
Multi-step reaction with 6 steps 1: 98 percent / oxazaborolidine from cis (1R,2S)-aminoindanol and trimethylboroxine, BH3 / tetrahydrofuran / -15 °C 2: 98 percent / aqueous sodium hydroxide / methanol / 0.5 h 3: 90 °C 4: H2 / PtO2 6: H2 / Pd-C / ethanol View Scheme |
(R)-(-)-p-methoxyamphetamine
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: dimethylsulfoxide / 87 h / 80 °C 2: neutral Al2O3 (activity III) 3: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 4: 69 percent / pyridine / 6.5 h / 60 °C 5: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
4-methoxy-benzaldehyde
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1: 81 percent / ammonium acetate / 0.58 h / Heating 2: 78 percent / LiAlH4 / diethyl ether / 2 h / Heating 3: Candida antarctica lipase B 4: 3M aq. KOH / Heating 5: dimethylsulfoxide / 87 h / 80 °C 6: neutral Al2O3 (activity III) 7: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 8: 69 percent / pyridine / 6.5 h / 60 °C 9: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme | |
Multi-step reaction with 7 steps 1.1: 81 percent / ammonium acetate / 0.58 h / Heating 2.1: LiAlH4 / diethyl ether / 2 h / Heating 2.2: Candida antarctica lipase B; ethyl acetate; Et3N / 4 h / 30 °C 3.1: dimethylsulfoxide / 87 h / 80 °C 4.1: neutral Al2O3 (activity III) 5.1: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 6.1: 69 percent / pyridine / 6.5 h / 60 °C 7.1: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
(+/-)-2-bromo-1-(4-benzyloxy-3-nitrophenyl)ethanol
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: lipase PS Celite-immobilized / various solvent(s) / 72 h / 37 °C 2: K2CO3 / methanol / 2.5 h / 20 °C 3: dimethylsulfoxide / 87 h / 80 °C 4: neutral Al2O3 (activity III) 5: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 6: 69 percent / pyridine / 6.5 h / 60 °C 7: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
(R)-1-(4-benzyloxy-3-nitrophenyl)oxirane
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: dimethylsulfoxide / 87 h / 80 °C 2: neutral Al2O3 (activity III) 3: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 4: 69 percent / pyridine / 6.5 h / 60 °C 5: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme | |
Multi-step reaction with 4 steps 1: 90 °C 2: H2 / PtO2 4: H2 / Pd-C / ethanol View Scheme | |
Multi-step reaction with 4 steps 1.1: 20 h / 140 °C / Inert atmosphere 2.1: hydrogen / Ni-Raney / isopropyl alcohol; toluene / 20 h / 40 °C / 13680.9 Torr 3.1: acetic anhydride / 2 h / 50 °C / Inert atmosphere 3.2: 1 h / 0 °C 3.3: 0.25 h / 0 °C 4.1: hydrogen / 5% Pd(II)/C(eggshell) / ethanol / 20 h / 40 °C / 7600.51 Torr View Scheme | |
Multi-step reaction with 4 steps 1.1: 10 h / 20 - 110 °C 2.1: water; sodium dithionite / di-isopropyl ether; acetone; methanol / 20 - 60 °C 2.2: 25 - 60 °C / pH 9 - 9.5 3.1: polyethylene glycol-400 / 20 - 65 °C 3.2: pH 7 - 7.5 4.1: hydrogen / palladium 10% on activated carbon / methanol View Scheme |
(R)-2-bromo-1-(4-benzyloxy-3-nitrophenyl)ethanol
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: K2CO3 / methanol / 2.5 h / 20 °C 2: dimethylsulfoxide / 87 h / 80 °C 3: neutral Al2O3 (activity III) 4: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 5: 69 percent / pyridine / 6.5 h / 60 °C 6: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme | |
Multi-step reaction with 5 steps 1: 98 percent / aqueous sodium hydroxide / methanol / 0.5 h 2: 90 °C 3: H2 / PtO2 5: H2 / Pd-C / ethanol View Scheme | |
Multi-step reaction with 5 steps 1.1: potassium carbonate / toluene; methanol / 20 h / 40 °C 2.1: 20 h / 140 °C / Inert atmosphere 3.1: hydrogen / Ni-Raney / isopropyl alcohol; toluene / 20 h / 40 °C / 13680.9 Torr 4.1: acetic anhydride / 2 h / 50 °C / Inert atmosphere 4.2: 1 h / 0 °C 4.3: 0.25 h / 0 °C 5.1: hydrogen / 5% Pd(II)/C(eggshell) / ethanol / 20 h / 40 °C / 7600.51 Torr View Scheme |
(R)-N-[1-(o-methoxyphenyl)propan-2-yl]ethanamide
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 3M aq. KOH / Heating 2: dimethylsulfoxide / 87 h / 80 °C 3: neutral Al2O3 (activity III) 4: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 5: 69 percent / pyridine / 6.5 h / 60 °C 6: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
Acetic acid (S)-1-(4-benzyloxy-3-nitro-phenyl)-2-bromo-ethyl ester
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: K2CO3 / methanol / 2.5 h / 20 °C 2: dimethylsulfoxide / 87 h / 80 °C 3: neutral Al2O3 (activity III) 4: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 5: 69 percent / pyridine / 6.5 h / 60 °C 6: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
(R)-1-(3-Amino-4-benzyloxy-phenyl)-2-[(R)-2-(4-methoxy-phenyl)-1-methyl-ethylamino]-ethanol
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 69 percent / pyridine / 6.5 h / 60 °C 2: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
(R)-1-(4-Benzyloxy-3-nitro-phenyl)-2-[(R)-2-(4-methoxy-phenyl)-1-methyl-ethylamino]-ethanol
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 2: 69 percent / pyridine / 6.5 h / 60 °C 3: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: neutral Al2O3 (activity III) 2: 67 percent / Fe turnings; 1M aq. HCl / methanol / 0.75 h / Heating 3: 69 percent / pyridine / 6.5 h / 60 °C 4: H2 / 10 percentPd/C / ethanol / 20 °C View Scheme |
4-methoxybenzyl methyl ketone
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: H2 / Pt-C / ethanol 2: 90 °C 3: H2 / PtO2 5: H2 / Pd-C / ethanol View Scheme |
(R)-(-)-1-(4'-methoxyphenyl)-2-benzylaminopropane
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 90 °C 2: H2 / PtO2 4: H2 / Pd-C / ethanol View Scheme | |
Multi-step reaction with 4 steps 1.1: 10 h / 20 - 110 °C 2.1: water; sodium dithionite / di-isopropyl ether; acetone; methanol / 20 - 60 °C 2.2: 25 - 60 °C / pH 9 - 9.5 3.1: polyethylene glycol-400 / 20 - 65 °C 3.2: pH 7 - 7.5 4.1: hydrogen / palladium 10% on activated carbon / methanol View Scheme | |
Multi-step reaction with 2 steps 1: 12 h / 90 - 110 °C 2: palladium 10% on activated carbon; hydrogen / isopropyl alcohol / 35 - 36 °C / Autoclave View Scheme | |
Multi-step reaction with 5 steps 1: potassium carbonate; potassium iodide / acetone / 3 h / 25 - 30 °C 2: dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole / tetrahydrofuran / -10 - -5 °C 3: ammonium formate / palladium 10% on activated carbon / N,N-dimethyl-formamide / 2 h / 40 - 75 °C 4: acetic anhydride / tetrahydrofuran; toluene / 15 - 30 °C 5: hydrogen / palladium 10% on activated carbon / ethanol / 3 h / 25 - 30 °C / 2942.29 Torr View Scheme |
(R,R)-3-amino-α-[[[2-(4-methoxyphenyl)-1-methylethyl](phenyl methyl)amino]methyl]-4-(phenylmethoxy)-benzenemethanol
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: H2 / Pd-C / ethanol View Scheme | |
Multi-step reaction with 2 steps 1.1: polyethylene glycol-400 / 20 - 65 °C 1.2: pH 7 - 7.5 2.1: hydrogen / palladium 10% on activated carbon / methanol View Scheme | |
Multi-step reaction with 2 steps 1: acetic anhydride / tetrahydrofuran; toluene / 15 - 30 °C 2: hydrogen / palladium 10% on activated carbon / ethanol / 3 h / 25 - 30 °C / 2942.29 Torr View Scheme |
(R,R)-3-nitro-α-[[[2-(4-methoxyphenyl)-1-methylethyl](phenylmethyl)amino]methyl]-4-(phenylmethoxy)-benzenemethanol
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: H2 / PtO2 3: H2 / Pd-C / ethanol View Scheme | |
Multi-step reaction with 3 steps 1.1: water; sodium dithionite / di-isopropyl ether; acetone; methanol / 20 - 60 °C 1.2: 25 - 60 °C / pH 9 - 9.5 2.1: polyethylene glycol-400 / 20 - 65 °C 2.2: pH 7 - 7.5 3.1: hydrogen / palladium 10% on activated carbon / methanol View Scheme | |
Multi-step reaction with 3 steps 1: ammonium formate / palladium 10% on activated carbon / N,N-dimethyl-formamide / 2 h / 40 - 75 °C 2: acetic anhydride / tetrahydrofuran; toluene / 15 - 30 °C 3: hydrogen / palladium 10% on activated carbon / ethanol / 3 h / 25 - 30 °C / 2942.29 Torr View Scheme |
(R,R)-N-(2-benzyloxy-5-{1-hydroxy-2-[[2-(4-methoxy-phenyl)-1-methyl-ethyl]-(1-phenyl-ethyl)-amino]-ethyl}-phenyl)-formamide
(R,R)-formoterol
Conditions | Yield |
---|---|
With 5% Pd(II)/C(eggshell); hydrogen In methanol under 2327.23 Torr; for 12h; | 5.57 g |
With hydrogen; 5% Pd(II)/C(eggshell) In ethanol at 40℃; under 7600.51 Torr; for 20h; Product distribution / selectivity; | n/a |
4-methoxybenzyl methyl ketone
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: hydrogen / platinum on carbon / methanol / 20 h / 30 °C / 7600.51 Torr 2.1: hydrogenchloride / water; acetone / 1 h / 0 - 23 °C 3.1: 20 h / 140 °C / Inert atmosphere 4.1: hydrogen / Ni-Raney / isopropyl alcohol; toluene / 20 h / 40 °C / 13680.9 Torr 5.1: acetic anhydride / 2 h / 50 °C / Inert atmosphere 5.2: 1 h / 0 °C 5.3: 0.25 h / 0 °C 6.1: hydrogen / 5% Pd(II)/C(eggshell) / ethanol / 20 h / 40 °C / 7600.51 Torr View Scheme | |
Multi-step reaction with 7 steps 1.1: 1,2-dichloro-ethane / 2 h / 20 - 40 °C 2.1: sodium tris(acetoxy)borohydride / 1,2-dichloro-ethane / 3 h / 5 - 25 °C 3.1: tetrahydrofuran / 50 - 55 °C / Resolution of racemate 4.1: 10 h / 20 - 110 °C 5.1: water; sodium dithionite / di-isopropyl ether; acetone; methanol / 20 - 60 °C 5.2: 25 - 60 °C / pH 9 - 9.5 6.1: polyethylene glycol-400 / 20 - 65 °C 6.2: pH 7 - 7.5 7.1: hydrogen / palladium 10% on activated carbon / methanol View Scheme | |
Multi-step reaction with 6 steps 1.1: tetrahydrofuran / 2 h / 20 - 40 °C / Autoclave 1.2: 20 - 30 °C 2.1: tetrahydrofuran / 50 - 55 °C / Resolution of racemate 3.1: 10 h / 20 - 110 °C 4.1: water; sodium dithionite / di-isopropyl ether; acetone; methanol / 20 - 60 °C 4.2: 25 - 60 °C / pH 9 - 9.5 5.1: polyethylene glycol-400 / 20 - 65 °C 5.2: pH 7 - 7.5 6.1: hydrogen / palladium 10% on activated carbon / methanol View Scheme |
(R)-1-(4-methoxyphenyl)-N-((R)-1-phenylethyl)propan-2-amine
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: 20 h / 140 °C / Inert atmosphere 2.1: hydrogen / Ni-Raney / isopropyl alcohol; toluene / 20 h / 40 °C / 13680.9 Torr 3.1: acetic anhydride / 2 h / 50 °C / Inert atmosphere 3.2: 1 h / 0 °C 3.3: 0.25 h / 0 °C 4.1: hydrogen / 5% Pd(II)/C(eggshell) / ethanol / 20 h / 40 °C / 7600.51 Torr View Scheme |
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: hydrogenchloride / water; acetone / 1 h / 0 - 23 °C 2.1: 20 h / 140 °C / Inert atmosphere 3.1: hydrogen / Ni-Raney / isopropyl alcohol; toluene / 20 h / 40 °C / 13680.9 Torr 4.1: acetic anhydride / 2 h / 50 °C / Inert atmosphere 4.2: 1 h / 0 °C 4.3: 0.25 h / 0 °C 5.1: hydrogen / 5% Pd(II)/C(eggshell) / ethanol / 20 h / 40 °C / 7600.51 Torr View Scheme |
(R,R)-1-(4-benzyloxy-3-nitro-phenyl)-2-[[2-(4-methoxy-phenyl)-1-methyl-ethyl]-(1-phenyl-ethyl)-amino]-ethanol
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: hydrogen / Ni-Raney / isopropyl alcohol; toluene / 20 h / 40 °C / 13680.9 Torr 2.1: acetic anhydride / 2 h / 50 °C / Inert atmosphere 2.2: 1 h / 0 °C 2.3: 0.25 h / 0 °C 3.1: hydrogen / 5% Pd(II)/C(eggshell) / ethanol / 20 h / 40 °C / 7600.51 Torr View Scheme |
[2-(4-methoxyphenyl)-1-methylethyl](phenylmethyl)amine
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: tetrahydrofuran / 50 - 55 °C / Resolution of racemate 2.1: 10 h / 20 - 110 °C 3.1: water; sodium dithionite / di-isopropyl ether; acetone; methanol / 20 - 60 °C 3.2: 25 - 60 °C / pH 9 - 9.5 4.1: polyethylene glycol-400 / 20 - 65 °C 4.2: pH 7 - 7.5 5.1: hydrogen / palladium 10% on activated carbon / methanol View Scheme | |
Multi-step reaction with 2 steps 1.1: methanol / 20 °C / Inert atmosphere; Reflux 2.1: potassium carbonate / methanol; tetrahydrofuran / 25 °C / Inert atmosphere 2.2: 255 / 24 h / 120 °C / Inert atmosphere 2.3: 25 °C / 2327.23 Torr / Inert atmosphere View Scheme |
C17H19NO
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: sodium tris(acetoxy)borohydride / 1,2-dichloro-ethane / 3 h / 5 - 25 °C 2.1: tetrahydrofuran / 50 - 55 °C / Resolution of racemate 3.1: 10 h / 20 - 110 °C 4.1: water; sodium dithionite / di-isopropyl ether; acetone; methanol / 20 - 60 °C 4.2: 25 - 60 °C / pH 9 - 9.5 5.1: polyethylene glycol-400 / 20 - 65 °C 5.2: pH 7 - 7.5 6.1: hydrogen / palladium 10% on activated carbon / methanol View Scheme |
N-[5-((1R)-2-bromo-1-hydroxyethyl)-2-(phenylmethoxy)phenyl]carboxamide
(R,R)-formoterol
Conditions | Yield |
---|---|
Stage #1: N-[5-((1R)-2-bromo-1-hydroxyethyl)-2-(phenylmethoxy)phenyl]carboxamide; (R)-N-benzyl-N-(1-methyl-2-p-methoxyphenylethyl)amine L-mandelate With potassium carbonate In tetrahydrofuran; methanol at 25℃; Inert atmosphere; Stage #2: at 120℃; for 24h; Inert atmosphere; Stage #3: With palladium 10% on activated carbon; hydrogen In ethanol at 25℃; under 2327.23 Torr; Inert atmosphere; | n/a |
(1R)-1-[3-amino-4-(phenylmethoxy)phenyl]-2-bromoethan-1-ol
(R,R)-formoterol
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: acetic anhydride / 0 - 5 °C / Inert atmosphere 1.2: 1 h / 0 - 5 °C / Inert atmosphere 2.1: 12 h / 90 - 110 °C 3.1: palladium 10% on activated carbon; hydrogen / isopropyl alcohol / 35 - 36 °C / Autoclave View Scheme | |
Multi-step reaction with 4 steps 1.1: acetic anhydride / 0 - 5 °C 1.2: 1 h / 0 - 5 °C / Inert atmosphere 2.1: potassium carbonate / tetrahydrofuran; methanol / 2 h / 25 - 30 °C / Inert atmosphere; Large scale 3.1: 12 h / 90 - 110 °C 4.1: palladium 10% on activated carbon; hydrogen / isopropyl alcohol / 35 - 36 °C / Autoclave View Scheme |
Conditions | Yield |
---|---|
In methanol; acetonitrile at 23℃; for 1h; Solvent; Temperature; Time; | 91% |
In water; isopropyl alcohol; toluene at 20 - 45℃; for 5.5h; | 70% |
In water; isopropyl alcohol; toluene | |
In water; toluene at 25 - 30℃; for 3h; Inert atmosphere; | 68 g |
Conditions | Yield |
---|---|
In ethanol; water; isopropyl alcohol at 20 - 80℃; Product distribution / selectivity; |
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