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inquiryPropanoic acid,3,3'-oxybis- cas 5961-83-1Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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inquiryPropanoic acid,3,3'-oxybis-Appearance:Off white to slight yellow solid Storage:Stored in shaded, cool and dry places Package:1L 5L 10L 25L bottle Application:pharma intermediate Transportation:Handle with cares to avoid damaging the packages. Protect
Conditions | Yield |
---|---|
With hydrogenchloride for 5h; Hydrolysis; Heating; | 93% |
With hydrogenchloride 1.) 50 deg C, 24 h, 2.) RT, 12 h; | 75% |
With hydrogenchloride In water at 50℃; for 24h; | 70% |
3-(2-tert-butoxycarbonylethoxy)propionic acid tert-butyl ester
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
With trifluoroacetic acid at 20℃; for 1h; | 90% |
4-oxa-1,7-heptanedioic acid dimethyl ester
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
With sodium hydroxide In water at 20℃; for 14h; | 87% |
Conditions | Yield |
---|---|
With water at 90 - 110℃; |
Conditions | Yield |
---|---|
Erhitzen; |
acrylic acid
A
3-(2-carboxyethoxy)propionic acid
B
3-hydroxypropionic acid
Conditions | Yield |
---|---|
With water; carbon dioxide at 200℃; under 10343.2 - 20686.5 Torr; for 3h; | A 4.6 %Chromat. B 54.0 %Chromat. |
With water; calcium oxide at 160℃; for 19h; | A 9.0 %Chromat. B 52.0 %Chromat. |
With water; ammonia at 200℃; for 3h; | A 20.5 %Chromat. B 41.2 %Chromat. |
With water; magnesium oxide at 170℃; for 18h; | A 13.1 %Chromat. B 68.7 %Chromat. |
methanol
3-(2-carboxyethoxy)propionic acid
4-oxa-1,7-heptanedioic acid dimethyl ester
Conditions | Yield |
---|---|
With thionyl chloride at 0 - 20℃; for 6h; Inert atmosphere; | 84% |
3-(2-carboxyethoxy)propionic acid
3-tert-butyl-2,5-dihydroxybenzaldehyde
3-[2-(3-tert-butyl-5-formyl-4-hydroxy-phenoxycarbonyl)-ethoxy]-propionic acid 3-tert-butyl-5-formyl-4-hydroxy-phenyl ester
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; for 3h; Inert atmosphere; | 82% |
With dmap; diisopropyl-carbodiimide In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; | 56% |
3-(2-carboxyethoxy)propionic acid
3,3'oxybispropionic acid dichloride
Conditions | Yield |
---|---|
With thionyl chloride; N,N-dimethyl-formamide In benzene 1.) 40 deg C, 9 h, 2.) RT; 15 h; | 74% |
With thionyl chloride | |
With thionyl chloride for 3h; Heating; Yield given; |
3-(2-carboxyethoxy)propionic acid
3-tert-butyl-2,5-dihydroxybenzaldehyde
3-[2-(3-tert-butyl-5-formyl-4-hydroxyphenoxycarbonyl)ethoxy]propionic acid
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane; N,N-dimethyl-formamide at 20℃; for 3.5h; Inert atmosphere; | 69% |
3-(2-carboxyethoxy)propionic acid
(2S,4R)-1-[(2S)-2-azanyl-3,3-dimethylbutanoyl]-N-[[4-(4-methyl-1,3-thiazol-5-yl)phenyl]methyl]-4-oxidanylpyrrolidine-2-carboxamide
Conditions | Yield |
---|---|
With 4-methyl-morpholine; 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dimethyl sulfoxide at 0 - 20℃; | 63% |
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 dichloromethane | 42% |
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 dichloromethane at 20℃; | 42% |
With N-ethyl-N,N-diisopropylamine; HATU In dichloromethane | 42% |
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
With triethylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In dichloromethane at 20℃; for 1h; | 62% |
Conditions | Yield |
---|---|
With dicyclohexyl-carbodiimide In tetrahydrofuran | 60% |
3-(2-carboxyethoxy)propionic acid
[(S)-1-((S)-2-{(2S,4S)-4-amino-2-[(R)-(1,2,3,4-tetrahydro-naphthalen-1-yl)carbamoyl]-pyrrolidin-1-yl}-1-cyclohexyl-2-oxo-ethylcarbamoyl)-ethyl]-methyl-carbamic acid tert-butyl ester
Conditions | Yield |
---|---|
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine In ethyl acetate at 20℃; for 16h; Inert atmosphere; | 58% |
Conditions | Yield |
---|---|
With sulfuric acid In chloroform at 95℃; for 20h; Dean-Stark; | 50% |
With sulfuric acid for 2h; Esterification; Heating; | 21.6 g |
With thionyl chloride at 0℃; Reflux; |
3-(2-carboxyethoxy)propionic acid
bis-4-(3-bromopropoxy)butyl furan-3,4-dicarboxylate
A
6,28-Dimethyl-7,8,11,12,15,16,18,19,23,24,27,28-dodecahydro-6H,10H,22H,26H-2,5,9,13,17,21,25,29-octaoxa-cyclopentacyclononacosene-4,14,20,30-tetraone
(6R,28R)-6,28-Dimethyl-7,8,11,12,15,16,18,19,23,24,27,28-dodecahydro-6H,10H,22H,26H-2,5,9,13,17,21,25,29-octaoxa-cyclopentacyclononacosene-4,14,20,30-tetraone
Conditions | Yield |
---|---|
With potassium carbonate 1.) water, ethanol, pH 7; 2.) dimethylformamide, 22h, 70-80 deg.C; Yield given. Multistep reaction; | A 43% B n/a |
With potassium carbonate 1.) water, ethanol, pH 7; 2.) dimethylformamide, 22h, 70-80 deg.C; Yield given. Multistep reaction; | A n/a B 16% |
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
Stage #1: 3-(2-carboxyethoxy)propionic acid 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 dichloromethane at 20℃; for 0.0833333h; Stage #2: (2S,4R)-1-[(2S)-2-amino-3,3-dimethylbutanoyl]-4-hydroxy-N-[(1S)-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]ethyl]pyrrolidine-2-carboxamide hydrochloride In dichloromethane for 0.5h; | 35% |
PD 0332991
3-(2-carboxyethoxy)propionic acid
(2S,4R)-1-[(2S)-2-azanyl-3,3-dimethylbutanoyl]-N-[[4-(4-methyl-1,3-thiazol-5-yl)phenyl]methyl]-4-oxidanylpyrrolidine-2-carboxamide
Conditions | Yield |
---|---|
Stage #1: PD 0332991; 3-(2-carboxyethoxy)propionic acid With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 20℃; Stage #2: (2S,4R)-1-[(2S)-2-amino-3,3-dimethylbutanoyl]-4-hydroxy-N-[[4-(4-methyl-1,3-thiazol-5-yl)phenyl]methyl]pyrrolidine-2-carboxamide With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In dimethyl sulfoxide | 18% |
2-Ethylhexyl alcohol
3-(2-carboxyethoxy)propionic acid
4-oxa-heptanedioic acid bis-(2-ethyl-hexyl ester)
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid; benzene unter Entfernen des entstehenden Wassers; |
Conditions | Yield |
---|---|
With ammonia; water; diphenylamine at 200℃; | |
With ammonia; water; diphenylamine at 200℃; |
3-(2-carboxyethoxy)propionic acid
allyl alcohol
4-oxa-heptanedioic acid diallyl ester
Conditions | Yield |
---|---|
With sulfuric acid; benzene unter Entfernen des entstehenden Wassers; |
3-(2-carboxyethoxy)propionic acid
bis-3-(3-tosylpropoxy)propyl 3-oxaheptanedioate
1,5,9,13,17,21,25,29-Octaoxa-cyclodotriacontane-2,8,18,24-tetraone
Conditions | Yield |
---|---|
With potassium carbonate 1.) Water, ethanol, pH 7; 2.) dimethylformamide, 22h 70-80 deg.C; Yield given. Multistep reaction; |
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
at 350 - 450℃; Das Calciumsalz; | |
at 350 - 450℃; Das Calciumsalz; |
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOCl2 / 3 h / Heating 2: 75 percent / NEt3 / CH2Cl2 / 12 h / 20 °C View Scheme |
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOCl2 / 3 h / Heating 2: 73 percent / NEt3 / CH2Cl2 / 12 h / 20 °C View Scheme |
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOCl2 / 3 h / Heating 2: 67 percent / NEt3 / CH2Cl2 / 12 h / 20 °C View Scheme |
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOCl2 / 3 h / Heating 2: 69 percent / NEt3 / CH2Cl2 / 12 h / 20 °C View Scheme |
3-(2-carboxyethoxy)propionic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOCl2 / 3 h / Heating 2: 67 percent / NEt3 / CH2Cl2 / 12 h / 20 °C View Scheme |
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