4 4'-(Phenylphosphinidene)bis(benzene-
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- $47 - $2271.5
- Product name: 4 4'-(Phenylphosphinidene)bis(benzene-
- CAS: 308103-66-4
- MF: C18H18KO7PS2
- MW: 480.53
- EINECS:
- MDL Number:MFCD01321353
- Synonyms:bis(p-sulfonatophenyl)phenylphosphine dipotassium salt;4,4μ-(Phenylphosphinidene)bis(benzenesulfonic acid) hydrate dipotassium salt;Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassiuM salt 97%;4,4'-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate 97%;Dipotassium bis(p-sulfonatophenyl)phenylphosphine dihydrate;4,4'-(PHENYLPHOSPHINIDENE)BIS(BENZENE-SU LFONIC ACID), 2K SALT XH2O, 97%;Potassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrate;Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt
23 prices
Selected condition：
Brand
- aablocks
- American Custom Chemicals Corporation
- Biosynth
- ChemSupplyAustralia
- Sigma-Aldrich
- Strem Chemicals
- TRC
Package
- 5MG
- 25mg
- 100mg
- 250mg
- 500mg
- 0.5g
- 1g
- 2g
- 2.5g
- 5g
- 10g
- Manufactureraablocks
- Product numberAA0031AA
- Product descriptionPotassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrate ≥97%
- Packaging250mg
- Price$152
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA0031AA
- Product descriptionPotassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrate min.97%
- Packaging500mg
- Price$196
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA0031AA
- Product descriptionPotassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrate min.97%
- Packaging2g
- Price$500
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA0031AA
- Product descriptionPotassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrate min.97%
- Packaging10g
- Price$1869
- Updated2026-05-28
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberOPC0001150
- Product descriptionBIS(P-SULFONATOPHENYL)PHENYLPHOSPHINE DIPOTASSIUM SALT 95.00%
- Packaging5MG
- Price$498.56
- Updated2021-12-16
- Buy
- ManufacturerBiosynth
- Product numberFB176093
- Product descriptionBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium
- Packaging1g
- Price$389.4
- Updated2026-06-04
- Buy
- ManufacturerBiosynth
- Product numberFB176093
- Product descriptionBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium
- Packaging2g
- Price$584.1
- Updated2026-06-04
- Buy
- ManufacturerBiosynth
- Product numberFB176093
- Product descriptionBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium
- Packaging0.5g
- Price$259.6
- Updated2026-06-04
- Buy
- ManufacturerBiosynth
- Product numberFB176093
- Product descriptionBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium
- Packaging10g
- Price$2271.5
- Updated2026-06-04
- Buy
- ManufacturerBiosynth
- Product numberFB176093
- Product descriptionBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium
- Packaging5g
- Price$1362.9
- Updated2026-06-04
- Buy
- ManufacturerChemSupplyAustralia
- Product number300280
- Product descriptionBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt, 97%
- Packaging250mg
- Price$60.5
- Updated2021-12-16
- Buy
- ManufacturerSigma-Aldrich
- Product number698539
- Product descriptionBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt 97%
- Packaging250mg
- Price$93.7
- Updated2026-04-30
- Buy
- ManufacturerSigma-Aldrich
- Product number479497
- Product description4,4′-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate 97%
- Packaging1g
- Price$362
- Updated2026-04-30
- Buy
- ManufacturerSigma-Aldrich
- Product number479497
- Product description4,4′-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate 97%
- Packaging2.5g
- Price$776
- Updated2026-04-30
- Buy
- ManufacturerSigma-Aldrich
- Product number698539
- Product descriptionBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt 97%
- Packaging2g
- Price$522
- Updated2026-04-30
- Buy
- ManufacturerStrem Chemicals
- Product number15-0463
- Product descriptionBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt, min. 97% min.97%
- Packaging2g
- Price$391
- Updated2026-04-30
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| aablocks | AA0031AA | Potassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrate ≥97% | 250mg | $152 | 2026-05-28 | Buy |
| aablocks | AA0031AA | Potassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrate min.97% | 500mg | $196 | 2026-05-28 | Buy |
| aablocks | AA0031AA | Potassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrate min.97% | 2g | $500 | 2026-05-28 | Buy |
| aablocks | AA0031AA | Potassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrate min.97% | 10g | $1869 | 2026-05-28 | Buy |
| American Custom Chemicals Corporation | OPC0001150 | BIS(P-SULFONATOPHENYL)PHENYLPHOSPHINE DIPOTASSIUM SALT 95.00% | 5MG | $498.56 | 2021-12-16 | Buy |
| Biosynth | FB176093 | Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium | 1g | $389.4 | 2026-06-04 | Buy |
| Biosynth | FB176093 | Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium | 2g | $584.1 | 2026-06-04 | Buy |
| Biosynth | FB176093 | Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium | 0.5g | $259.6 | 2026-06-04 | Buy |
| Biosynth | FB176093 | Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium | 10g | $2271.5 | 2026-06-04 | Buy |
| Biosynth | FB176093 | Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium | 5g | $1362.9 | 2026-06-04 | Buy |
| ChemSupplyAustralia | 300280 | Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt, 97% | 250mg | $60.5 | 2021-12-16 | Buy |
| Sigma-Aldrich | 698539 | Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt 97% | 250mg | $93.7 | 2026-04-30 | Buy |
| Sigma-Aldrich | 479497 | 4,4′-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate 97% | 1g | $362 | 2026-04-30 | Buy |
| Sigma-Aldrich | 479497 | 4,4′-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate 97% | 2.5g | $776 | 2026-04-30 | Buy |
| Sigma-Aldrich | 698539 | Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt 97% | 2g | $522 | 2026-04-30 | Buy |
| Strem Chemicals | 15-0463 | Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt, min. 97% min.97% | 2g | $391 | 2026-04-30 | Buy |
Properties
Melting point :370 °C (dec.)(lit.)
solubility :Methanol (Slightly), Water (Slightly)
form :Powder
color :white
Sensitive :air sensitive
Stability :Hygroscopic
InChI :1S/C18H15O6PS2.2K.H2O/c19-26(20,21)17-10-6-15(7-11-17)25(14-4-2-1-3-5-14)16-8-12-18(13-9-16)27(22,23)24;;;/h1-13H,(H,19,20,21)(H,22,23,24);;;1H2/q;2*+1;/p-2
InChIKey :PRAGZPSLQQRHKD-UHFFFAOYSA-L
SMILES :O.[K+].[K+].[O-]S(=O)(=O)c1ccc(cc1)P(c2ccccc2)c3ccc(cc3)S([O-])(=O)=O
solubility :Methanol (Slightly), Water (Slightly)
form :Powder
color :white
Sensitive :air sensitive
Stability :Hygroscopic
InChI :1S/C18H15O6PS2.2K.H2O/c19-26(20,21)17-10-6-15(7-11-17)25(14-4-2-1-3-5-14)16-8-12-18(13-9-16)27(22,23)24;;;/h1-13H,(H,19,20,21)(H,22,23,24);;;1H2/q;2*+1;/p-2
InChIKey :PRAGZPSLQQRHKD-UHFFFAOYSA-L
SMILES :O.[K+].[K+].[O-]S(=O)(=O)c1ccc(cc1)P(c2ccccc2)c3ccc(cc3)S([O-])(=O)=O
Safety Information
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Description
Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium salt (BSPP) is a water-soluble triarylphosphine salt that forms coordination complexes with silver ions, which is extensively used in the synthesis of silver nanoparticles (AgNPs).More related product prices
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