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CAS No.: | 7803-65-8 |
---|---|
Name: | Ammonium hypophosphite |
Article Data: | 11 |
Molecular Structure: | |
Formula: | H3N.H3O2P |
Molecular Weight: | 83.0269 |
Synonyms: | Ammonium phosphinate;Phosphinic acid, ammonium salt (8CI,9CI); |
EINECS: | 232-266-0 |
Density: | 1.634 [CRC10] |
Melting Point: | 155-160 °C |
Solubility: | water: 1000 g/L |
Appearance: | white crystals |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38 |
Safety: | 26-36 |
PSA: | 57.29000 |
LogP: | -0.19660 |
Conditions | Yield |
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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 |
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filtration, recrystn. from water or alc.; |
Conditions | Yield |
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filtration, recrystn. from water or alc.; |
Conditions | Yield |
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filtration, recrystn. from water or alc.; |
Conditions | Yield |
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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 |
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In hydrogenchloride byproducts: ammonium phosphate; Electrochem. Process; electrochemical oxidn. of hypophosphite at temp. 35-70°C; detn dy titrn.; | 83% |
ammonium phosphinate
Conditions | Yield |
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In water mixed, stirred for 30 min, pptd.; ppt. washed (alcohol, ether), elem. anal., IR, MOE; | 80% |
ammonium phosphinate
Conditions | Yield |
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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% |
The Ammonium hypophosphite, with the CAS registry number 7803-65-8, is also known as Ammonium phosphinate. Its EINECS registry number is 232-266-0. This chemical's molecular formula is H3N·H3O2P and molecular weight is 83.03. What's more, its systematic name is called Phosphinolate, 1-oxo-, ammonium salt (1:1). It is used to produce catalyst and used in pharmacy industry.
Physical properties about Ammonium hypophosphite are: (1)#H bond acceptors: 2; (2)#H bond donors: 1; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: 71.44 Å2.
When you are dealing with this chemical, you should be very careful. This chemical is inflammation to the skin, eyes and respiratory system or other mucous membranes. Therefore, you should wear suitable protective clothing. In case of contacting with eyes, you should rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1) SMILES: [O-]P=O.[NH4+]
(2) InChI: InChI=1S/H3N.HO2P/c;1-3-2/h1H3;(H,1,2)
(3) InChIKey: AKYKNEHYFVLCTH-UHFFFAOYSA-N