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Sodium malonate Synonyms: Disodium malonate; Propanedioic acid, sodium salt Molecular Formula: C3H2Na2O4 Molecular Weight: 148.03 CAS No.: 141-95-7 EI…Appearance:white crystal Storage:when store in a tightly closed container,below 30℃,the product wil
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Disodium malonate cas 141-95-7Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Conditions | Yield |
---|---|
In water neutralization reaction with stoich. amt. at pH 6-7; |
sodium malonate
benzoyl chloride
A
benzoic acid anhydride
B
benzoic acid
Conditions | Yield |
---|---|
With Pyridine 1-oxide hydrochloride In dichloromethane; water at 18℃; Rate constant; | A 13% B 87% |
Conditions | Yield |
---|---|
With tetramethylammonium chloride In water a soln. of Cd salt reated with a soln. of sodium malonate, stirred for 10 min, an aq. mixt. of pyrazine and tetramethylammonium chloride added slowly; filtered, crystd. for 1 wk in an open atmosphere, sepd., washed (H2O), dried; elem. anal.; | 85% |
sodium malonate
Conditions | Yield |
---|---|
In tetrahydrofuran under Ar; addn. of freshly prepared sodium malonate in THF to suspn. of Mo-complex in THF (molar ratio 3:1, stirred, 0°C), stirred (15 min, 0°C), quenched (satd. NH4Cl soln.); extn. (CH2Cl2, three times), drying (over Na2SO4), filtration, concn., flash chromy. (1:1 degassed hexanes/ethyl acetate), recrystn. (degassed hexanes/CH2Cl2); elem. anal.; | 82% |
trans-bis(acetonitrile)palladium(II) chloride
water
sodium malonate
Conditions | Yield |
---|---|
at 20℃; | 82% |
1,2-bis(4'-pyridyl)ethane
sodium malonate
polymer, [{Cu3(malonate)2{1,2-bis(4-pyridyl)ethane}3(H2O)2}(NO3)2(H2O)2]n, 3D open framework, organic-inorganic hybrid; monomer(s): disodium malonate; 1,2-bis(4-pyridyl)ethane; Cu(NO3)2
Conditions | Yield |
---|---|
Stage #1: sodium malonate; Cu(NO3)2.3H2O In methanol; water for 0.5h; Stage #2: 1,2-bis(4'-pyridyl)ethane In methanol; water for 4h; Heating; Further stages.; | 80% |
Conditions | Yield |
---|---|
In methanol; water aq. soln. of malonate was added dropwise to MeOH soln. of Mn salt with stirring for 30 min, to this mixt. MeOH soln. of phenanthroline was addedslowly and stirred for 2 h, then refluxed for 6 h; mixt. was cooled, filtered, filtrate was kept in CaCl2-desiccator for several days, ppt. was filtered off, washed and dried; elem. anal.; | 80% |
Conditions | Yield |
---|---|
In methanol; water soln. MnCl2*4H2O in MeOH was allowed to react with aq. soln. disodium malonate for 20 min, MeOH soln. 4,4'-bipy was added and stirred for 2 h; soln. was filtered and evapd. slowly, crystals were filtered off, washedwith 2-propanol and dried; elem. anal.; | 80% |
Conditions | Yield |
---|---|
In methanol; water aq. soln. of malonate added dropwise to soln. of Cu salt in MeOH, stirring for 30 min, soln. of bipyridylethane in MeOH added slowly, heated under reflux for 4 h; cooled, filtered, filtrate kept in CaCl2 desiccator, after week ppt. wascollected, washed with isopropanol, dried; elem. anal.; | 80% |
sodium malonate
Conditions | Yield |
---|---|
In acetone dissolving (UO2(C17H14N2O2)2(NO3)2) (1 mmol) in acetone; mixing with 50% aq. acetone soln. of sodium malonate (1 mmol); refluxing for 3 h; concg., cooling;; pptn.; collecting, washing repeatedly with hot 50% aq. acetone; drying in vac. over P2O5; elem. anal.;; | 76% |
Conditions | Yield |
---|---|
In ethanol under N2 atm. disodium dicarboxylate was added to EtOH soln. (n-Bu)3SnCland stirred for 15 h at 40°C; soln. was filtered and evapd., residue was recrystd. from EtOH; elem. anal.; | 75.5% |
Conditions | Yield |
---|---|
In methanol; water aq. soln. of malonate was added dropwise to MeOH soln. of Mn salt with stirring for 30 min, to this mixt. MeOH soln. of bipyridine was added, mixt. was refluxed for 2 h; mixt. was cooled, filtered, filtrate was kept in CaCl2-desiccator for several days; elem. anal.; | 75% |
Conditions | Yield |
---|---|
In methanol; water soln. MnCl2*4H2O in MeOH was allowed to react with aq. soln. disodium malonate at reflux temp. for 24 h; soln. was cooled, filtered, and evapd. slowly, crystals were filtered off, washed with 2-propanol and dried; elem. anal.; | 75% |
methanol
water
trans-1,2-bis(pyridin-4-yl)ethene
sodium malonate
Conditions | Yield |
---|---|
In methanol; water aq. soln. of disodium malonate (1 mmol) added dropwise to aq. soln. of MnCl2*4H2O (1 mmol) with stirring, methanolic soln. of ligand added; stirred for 1 h, filtered, crystd., elem. anal.; | 75% |
sodium malonate
Conditions | Yield |
---|---|
With water In water addn. of malonate to soln. of Co compd. (stirring),; crystn. (several h), filtered off, washing (water), drying (air); elem. anal.; | 74% |
sodium malonate
Conditions | Yield |
---|---|
In acetone dissolving (Th(C17H14N2O2)2(NO3)4) (1 mmol) in acetone; mixing with 50% aq. acetone soln. of sodium malonate (2 mmol); refluxing for 3 h; concg., cooling;; pptn.; collecting, washing repeatedly with hot 50% aq. acetone; drying in vac. over P2O5; elem. anal.;; | 71% |
Conditions | Yield |
---|---|
Stage #1: C11H15Cl2FN2O2Pt With silver nitrate In water at 50 - 60℃; for 24h; Darkness; Stage #2: sodium malonate In water at 20℃; | 70.3% |
Conditions | Yield |
---|---|
In water filtration; elem. anal.; | 70% |
Conditions | Yield |
---|---|
In water aq. soln. of urotropine added dropwise to aq. soln. of Cu salt (molar ratio 1:1) with stirring for 5 min; aq. soln. of disodium malonate (1 equiv.) added dropwise; filtered; filtrate kept over CaCl2 in a desiccator for a few d; crystalscollected; elem. anal.; | 70% |
Conditions | Yield |
---|---|
tetrahexylammonium bromide at 125℃; for 4h; | 67% |
tetrabutylammomium bromide at 125℃; for 5h; | 64% |
tetrabutylammomium bromide at 100℃; for 4h; | 58% |
sodium malonate
Conditions | Yield |
---|---|
Stage #1: cis-dichloro[(1R,2R)-N1-benzyl-1,2-diaminocyclohexane-N,N']platinum(II); silver nitrate In water at 38℃; for 12h; Stage #2: sodium malonate In water at 35℃; for 12h; Darkness; | 67% |
Conditions | Yield |
---|---|
Stage #1: C11H15Cl2FN2O2Pt With silver nitrate In water at 50 - 60℃; for 24h; Darkness; Stage #2: sodium malonate In water at 20℃; | 65.4% |
N-(pyridin-4-yl)pyridine-3-carboxamide
water
sodium malonate
[Zn(N-(4-pyridyl)nicotinamide)2(malonate)(H2O)2]
Conditions | Yield |
---|---|
In ethanol; water ethanolic soln. of N-(4-pyridyl)nicotinamide (0.5 mmol) added to aq. soln. of Zn(ClO4)2*6H2O (0.5 mmol); stirred (60°C, 30 min); soln. ofdisodium malonate (0.5 mmol) in H2O/EtOH (1:1, v/v) added; stirred (70. degree.C, 4 h); cooled to room temp.; filtered; evapd. partially on water bath; evapd. (room temp., 3 d); elem. anal.; | 63.9% |
Conditions | Yield |
---|---|
Stage #1: C11H15Cl2FN2O2Pt With silver nitrate In water at 50 - 60℃; for 24h; Darkness; Stage #2: sodium malonate In water at 20℃; | 63.8% |
Conditions | Yield |
---|---|
Stage #1: C11H16Cl2N2O2Pt With silver nitrate In water at 50 - 60℃; for 24h; Darkness; Stage #2: sodium malonate In water at 20℃; | 62.5% |
N-(pyridin-4-yl)pyridine-3-carboxamide
water
sodium malonate
[Co(N-(4-pyridyl)nicotinamide)2(malonate)(H2O)2]
Conditions | Yield |
---|---|
In ethanol; water ethanolic soln. of N-(4-pyridyl)nicotinamide (0.5 mmol) added to aq. soln. of Co(NO3)2*6H2O (0.5 mmol); stirred (60°C, 30 min); soln. of disodium malonate (0.5 mmol) in H2O/EtOH (1:1, v/v) added; stirred (70°C, 4 h); cooled to room temp.; filtered; evapd. partially on water bath; evapd. (room temp., 3 d); elem. anal.; | 60.6% |
Conditions | Yield |
---|---|
In methanol; water aq. soln. of urotropine added dropwise to MeOH soln. of Co salt with stirring; aq. soln. of disodium malonate (1 equiv.) added; elem. anal.; | 60% |
sodium malonate
Conditions | Yield |
---|---|
With AgNO3 In water byproducts: AgI; addn. of AgNO3 soln. to Pt complex suspension; stirring in the dark, 24h; filtration of AgI ppt.; addn. of sodium malonate soln.; pptn.; filtration; washing (water, ethanol, diethyl ether); drying over anhydrous CaCl2 (vac.); elem. anal.; | 60% |
Conditions | Yield |
---|---|
In methanol; water byproducts: NaCl; to a soln. of Mn compd. (methanol) added dropwise an aq. soln. of amine (0.5 eqiv.), aq. malonate (1 equiv) added; elem. anal.; | 60% |
Conditions | Yield |
---|---|
In Isopropyl acetate; water; isopropyl alcohol | 57% |
Conditions | Yield |
---|---|
In water; acetonitrile byproducts: sodium chloride; N2 atmosphere; dissolution of V-compd. in MeCN, addn. of soln. of org. compd. in H2O, stirring (ambient temp., 32 min); evapn. (vac.), crystn. (CH2Cl2), recrystn. (CH2Cl2/toluene 1:1 v:v); elem. anal.; | 55% |
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