Conditions | Yield |
---|---|
In water 50% H3PO2 slowly added to 26% aq. ammonia; soln. evapd., residue dissolved in hot MeOH, cooled, ether added with stirring, after a few hours ppt. filtered off and washed with ether, driedunder vac.; | 82.3% |
Conditions | Yield |
---|---|
filtration, recrystn. from water or alc.; |
Conditions | Yield |
---|---|
filtration, recrystn. from water or alc.; |
Conditions | Yield |
---|---|
filtration, recrystn. from water or alc.; |
Conditions | Yield |
---|---|
With ammonia In water reacting with aq. NH3 in H2 flow; | |
With NH3 In water reacting with aq. NH3 in H2 flow; |
ammonium phosphinate
ammonium dihydrogenphosphite
Conditions | Yield |
---|---|
In hydrogenchloride byproducts: ammonium phosphate; Electrochem. Process; electrochemical oxidn. of hypophosphite at temp. 35-70°C; detn dy titrn.; | 83% |
ammonium phosphinate
Conditions | Yield |
---|---|
In water mixed, stirred for 30 min, pptd.; ppt. washed (alcohol, ether), elem. anal., IR, MOE; | 80% |
ammonium phosphinate
Conditions | Yield |
---|---|
In methanol solns. of (NH4)H2PO2 and NiCl2 in CH3OH mixed, soln. allowed to evap. onair; green blocks firstly crystd. turn into yellow-green plates of desi red compd. after 1 week; crystals isolated and washed with EtOH and acetone; elem. anal.; | 78.2% |
ammonium phosphinate
Conditions | Yield |
---|---|
In methanol; water; acetone solns. of (NH4)H2PO2 and MnCl2 in CH3OH mixed, water added, soln. layered with acetone; two-layer-system stored for 1 week, crystals sepd. manually; elem. anal.; | A n/a B 74.3% |
ammonium phosphinate
Conditions | Yield |
---|---|
In water; acetone aq. soln. of CoCl2 and NH4H2PO4 layered with acetone, system stored for 5 d; crystals collected; | 72.5% |
Conditions | Yield |
---|---|
With glycerol In hydrogenchloride addn. of NiCl2*6H2O (10-fold excess) and NH4H2PO2 to soln. of (Mo3S4(H2O)9(4+) in 2 M HCl; stirring under Ar at 60°C for 24 h; concn., addn. of cucurbit(6)uril in 1 M HCl and glycerol (10 drops); keeping at room temp. for 1 week; crystn., elem. anal.; | 72% |
ammonium phosphinate
Conditions | Yield |
---|---|
In methanol; water solns. of (NH4)H2PO2 and CoCl2 in CH3OH mixed, water added, soln. allowed to evap. on air; crystals isolated; elem. anal.; | 61.2% |
ammonium phosphinate
Conditions | Yield |
---|---|
In water mixed, treated with 3M HCl, pptd.; ppt. washed (alcohol, ether), dried (vac., KOH), elem. anal., IR, MOE; | 70-80 |
ammonium phosphinate
Conditions | Yield |
---|---|
In water mixed, treated with 3M HCl, pptd.; ppt. washed (alcohol, ether), dried (vac., KOH), elem. anal., MOE, IR; | 70-80 |
ammonium phosphinate
Conditions | Yield |
---|---|
With acetic anhydride In acetic acid reaction of a soln. of 30 g crystalline NH4H2PO2 in 50-100 g glacial acetic acid with 90 g acetic anhydride;; | |
With acetic anhydride In acetic acid reaction of a soln. of 30 g crystalline NH4H2PO2 in 50-100 g glacial acetic acid with 90 g acetic anhydride;; |
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: H6P4O13{H4P2O7 +2HPO3}, H2O, H2; heating; | |
In neat (no solvent) byproducts: H6P4O13{H4P2O7 +2HPO3}, H2O, H2; heating; |
Conditions | Yield |
---|---|
In not given crystn. from mixture of soln. of 1 mol uranyl nitrate and 6 up to 8 mol NH4-hypophosphite on concg. over H2SO4;; |
Conditions | Yield |
---|---|
In not given no formation of NH4SrPO4 from soln. of Sr(OH)2 with NH4H2PO4-soln.;; | 0% |
In not given no formation of NH4SrPO4 from soln. of Sr(OH)2 with NH4H2PO4-soln.;; | 0% |
ammonium phosphinate
Conditions | Yield |
---|---|
In water mixed, treated with 3M HCl, pptd.; ppt. washed (alcohol, ether), dried (vac., KOH), elem. anal., IR, MOE; | 70-80 |
ammonium phosphinate
Conditions | Yield |
---|---|
In water mixed, treated with 3M HCl, pptd.; ppt. washed (alcohol, ether), dried (vac., KOH), elem. anal., MOE, IR; | 70-80 |
ammonium phosphinate
Conditions | Yield |
---|---|
In water mixed, treated with 3M HCl, pptd.; ppt. washed (alcohol, ether), dried (vac., KOH), elem. anal., MOE, IR; | 70-80 |
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