Basic information
- Standard SMILES
O.O.O=S(=O)([O-])c1ccc(P(c2ccccc2)c2ccc(S(=O)(=O)[O-])cc2)cc1.[K+].[K+]- InChIKey
CVKCKLNGVYHFAX-UHFFFAOYSA-L- Molecular formula
- C18H17K2O8PS2
- Average molar mass
- 534.6 g/mol
- Monoisotopic mass
- 533.93765949
Names & identifiers
- Preferred name
- 4,4'-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate
- IUPAC
- dipotassium;4-[phenyl-(4-sulfonatophenyl)phosphanyl]benzenesulfonate;dihydrate
- English name
- 4 4'-(Phenylphosphinidene)bis(benzene-
- Molecular formula
- C18H18KO7PS2
- Molecular weight
- 480.53
Names & synonyms
308103-66-44,4'-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrateRefChem:506499685-909-6Bis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassium saltPotassium 4,4'-(phenylphosphinediyl)dibenzenesulfonate dihydrateBis(P-sulfonatophenyl)phenylphosphine Hydrate Dipotassium SaltMFCD00269831151888-20-9Benzenesulfonic acid, 4,4'-(phenylphosphinidene)bis-, potassium salt, hydrate (1:2:2)dipotassium;4-[phenyl-(4-sulfonatophenyl)phosphanyl]benzenesulfonate;dihydrateBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassiumsalt
Show more names
4 4'-(Phenylphosphinidene)bis(benzene-bis(p-sulfonatophenyl)phenylphosphine dipotassium saltDipotassium bis(p-sulfonatophenyl)phenylphosphine dihydrateBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassiumBis(p-sulfonatophenyl)phenylphosphine dihydrate dipotassiuM salt 97%4,4'-(PHENYLPHOSPHINIDENE)BIS(BENZENE-SU LFONIC ACID), 2K SALT XH2O, 97%4,4'-(Phenylphosphinidene)bis(benzenesulfonic acid) dipotassium salt hydrate 97%
MFCD22123379SCHEMBL1536884C18H17K2O8PS2CVKCKLNGVYHFAX-UHFFFAOYSA-LDTXSID901379774AKOS015910838AT27881DB-254046
Database identifiers
- CAS
308103-66-4- PubChem CID
- 17749163
- DTXSID
DTXSID901379774- EC Number
- 685-909-6
Properties
Computed structural properties
- Topological polar surface area
- 133 Ų
- Hydrogen bond donors
- 2
- Hydrogen bond acceptors
- 8
- Rotatable bonds
- 3
- Heavy atoms
- 31
- Formal charge
- 0
- Complexity
- 596
Physicochemical properties
- Melting point
- 370 °C · 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
- UNSPSC Code
- 12352002 · 12352002
- NACRES
- 22 · NA.22
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 315 · H315-H319-H335
- Precautionary statements
- 261 · P261-P264-P271-P280-P302+P352-P305+P351+P338
- target organs
- Respiratory system
- Hazard Codes
- Xi
- Risk Statements
- 36 · 36/37/38
- Safety Statements
- 26 · 26-36-36/37
- WGK Germany
- 3 · 3
- TSCA
- No
- Storage Class
- 11 · 11 - Combustible Solids
- Hazard Classifications
- 2 Skin · Eye Irrit. 2Skin Irrit. 2STOT SE 3
Safety & regulation
GHS classification
GHS Classification
Warning
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Hazard Classes and CategoriesSkin Irrit. 2 (100%)
Safety data
- wgk
- 3
- tsca
- No
- risk_code
- 36/37/38
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi
- safety_code
- 26-36-36/37
- Storage Class
- 11 - Combustible Solids
- target organs
- Respiratory system
- Hazard statements
- H315-H319-H335
- Hazard Classifications
- Eye Irrit. 2Skin Irrit. 2STOT SE 3
- Precautionary statements
- P261-P264-P271-P280-P302+P352-P305+P351+P338
Chemistry & industry
Applications
UsesBis(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).
Suppliers29 total
郑州阿尔法化工有限公司+86-18530059196 · [email protected]
上海颖心实验室设备有限公司021-59178156 17002132182 · [email protected]
安耐吉化学&3A（安徽泽升科技股份有限公司）400-0056266 · [email protected]
梯希爱（上海）化工贸易有限公司021-61109150 · [email protected]
上海瀚鸿科技股份有限公司021-54306202 13764082696 · [email protected]
江苏艾康生物医药研发有限公司025-66113011 13913916777 · [email protected]
上海亚毓生物医药有限公司021-54370211 18051886391 · [email protected]
Sigma-Aldrich西格玛奥德里奇(上海)贸易有限公司021-61415566 800-8193336 · [email protected]
常州安奈凯医药科技有限公司+86-0519-8359-8696 · [email protected]
HANGZHOU LEAP CHEM CO., LTD.+86-571-87711850 +86-15355479329 · [email protected]
Alfa Chemistry+1-5166625404 · [email protected]
R&D Scientific Inc.+1-2266000236 · [email protected]
艾吉析科技（上海）有限公司17721401538;17717235263 17721401538 · [email protected]
上海阿拉丁生化科技股份有限公司6206333 13167063860 · [email protected]
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上海颖心实验室设备有限公司021-021-59178156 15300768757 · [email protected]
ANHUI CHICO CHEMICAL CO., LTD.13057662806 · [email protected]
安泰精细化工技术有限公司18503026267 · [email protected]
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