4,4-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate
Product Information
Molecular Formula
C18H15K2O7PS2
Molecular Weight
498.59 (anhydrous basis)
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).
Synonyms
dipotassium; 4-[phenyl-(4-sulfonatophenyl)phosphanyl]benzenesulfonate; hydrate; 308103-66-4; 44'-BIS(BENZENE-; 4,4-(Phenylphosphinidene)bis(benzenesulfonicacid)dipotassiumsalthydrate
IUPAC Name
dipotassium4-[phenyl-(4-sulfonatophenyl)phosphanyl]benzenesulfonatedihydrate
SMILES
C1=CC=C(C=C1)P(C2=CC=C(C=C2)S(=O)(=O)[O-])C3=CC=C(C=C3)S(=O)(=O)[O-].O.[K+].[K+]
InChI
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
InChI Key
PRAGZPSLQQRHKD-UHFFFAOYSA-L
Melting Point
370°C (dec.)(lit.)
Flash Point
Not applicable
Purity
95%
Safety Information
Hazards
H315 - H319 - H335
Precautionary Statement
P302 + P352 - P305 + P351 + P338
Computed Properties
Hydrogen Bond Donor Count
2
Hydrogen Bond Acceptor Count
8
Rotatable Bond Count
3
Exact Mass
533.9376598 g/mol
Monoisotopic Mass
533.9376598 g/mol
Topological Polar Surface Area
133Ų
Heavy Atom Count
31
Formal Charge
0
Complexity
596
Isotope Atom Count
0
Defined Atom Stereocenter Count
0
Undefined Atom Stereocenter Count
0
Defined Bond Stereocenter Count
0
Undefined Bond Stereocenter Count
0
Covalently-Bonded Unit Count
5
Compound Is Canonicalized
Yes
Patents
| Publication Number | Title | Priority Date |
|---|---|---|
| US-2021403500-A1 | Nucleosides and nucleotides with 3' acetal blocking group | 2020-06-22 |
| WO-2021259881-A1 | Nucleosides and nucleotides with 3' acetal blocking group | 2020-06-22 |
| US-2021155983-A1 | Cyclooctatetraene containing dyes and compositions | 2019-11-27 |
| WO-2021104845-A1 | Cyclooctatetraene containing dyes and compositions | 2019-11-27 |
| EP-3819307-A1 | Therapeutic derivatives of interleukin-22 | 2019-11-07 |
| WO-2021089875-A1 | Therapeutic derivatives of interleukin-22 | 2019-11-07 |
| EP-3705601-A1 | Electroless gold plating bath | 2019-03-06 |
| JP-2020143332-A | Electroless gold plating bath | 2019-03-06 |
| TW-202043546-A | Electroless gold plating bath | 2019-03-06 |
| US-10975475-B2 | Electroless gold plating bath | 2019-03-06 |
