Grundinformationen
- CAS
13708-85-5- Standard-SMILES
O=P(=O)[O-].[Na+].[Na+]- InChIKey
LKCDRRCLIBMEIP-UHFFFAOYSA-N- Summenformel
- Na2O3P+
- Durchschnittliche Molmasse
- 124,952 g/mol
- Monoisotopische Masse
- 124,93804442
Namen und Bezeichner
- Bevorzugter Name
- Sodium phosphite
- Lokaler Name
- Dinatriumphosphonat
- Englischer Name
- Phosphonic acid, disodium salt
- Summenformel
- H4NaO3P
- Molmasse
- 105.99
Namen und Synonyme
Disodium phosphonate13708-85-5Disodium phosphitePhosphonic acid, disodium saltPhosphonic acid, sodium salt (1:2)Disodium hydrogen phosphiteSODIUM PHOSPHITE [MI]X65D416703DTXSID20889617EINECS 237-249-1PHOSPHONIC ACID SODIUM SALT (1:2)BRUGGOLEN H10
Weitere Namen anzeigen
Phosphonic acid, disodium salt ISO 9001：2015 REACHrisodium,phosphiteSodium HyphosphiteTrisodium phosphiteDinatriumphosphonatIbandronate Impurity 13SODIUMPHOSPHITE,DIBASICSodium hydrogen phosphiteSodium phosphite (Na2HPO3)
RefChem:887810DTXCID101028870Sodium phosphitedisodium oxophosphinateNa2HPO3SCHEMBL124360IIRVGTWONXBBAW-UHFFFAOYSA-MYPPQYORGOMWNMX-UHFFFAOYSA-L
Datenbank-Bezeichner
- CAS
13708-85-5- PubChem CID
- 6336603
- DTXSID
DTXSID20889617- UNII
- X65D416703
- EC Number
- 237-249-1
Eigenschaften
Berechnete Struktureigenschaften
- Polarare Oberfläche (TPSA)
- 57,2 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 3
- Frei drehbare Bindungen
- 0
- Schwere Atome
- 6
- Formalladung
- 1
- Komplexität
- 36,5
Experimentelle und physikochemische Eigenschaften
Chemical ClassesOther Classes -> Phosphite Compounds
Pesticides
Agrochemicals -> Pesticide active substances
Active substance -> EU Pesticides database: Approved
Physical DescriptionWhite odorless powder; Hygroscopic; [Bruggemann Chemical MSDS]
Physikochemische Eigenschaften
- Schmelzpunkt
- 53 ℃ · 53℃ [HAW93]
- Siedepunkt
- 200 · 200–250, decomposes [HAW93]
- Dichte
- 2.05 · 2.05[at 20℃]
- Dampfdruck
- 0 Pa · 0Pa at 20℃
- pka
- 6.52 · 6.52[at 20 ℃]
- Wasserlöslichkeit
- 100 g · g anhydrous/100 g H2O: 418 (0°C), 429 (20°C), 566 (30°C) [LAN05]; insoluble alcohol [HAW93]
- InChI
- InChI=1S/Na.H3O3P.H/c;1-4(2)3;/h;4H,(H2,1,2,3);
- InChIKey
- LKCDRRCLIBMEIP-UHFFFAOYSA-N
- SMILES
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
This chemical does not meet GHS hazard criteria for 99.7% (299 of 300) of all reports.
Not Classified
Aggregated GHS information provided per 300 reports by companies from 3 notifications to the ECHA C&L Inventory.
Gefahrenhinweise
Regulatory Information
Chemical: Phosphonic acid, disodium salt
Regulation (EC) No 396/2005 (amended)
Phosphonic acid, sodium salt (1:2) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Phosphonic acid, sodium salt (1:2) are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Dossier complete 08/953/EC, Reg. (EU) 2018/155, Reg. (EU) 2020/2007, Reg. (EU) 2025/2316, Reg. (EU) No 832/2013
REACH registered substance: Disodium phosphonate (EC: 237-249-1)
Phosphonic acid, disodium salt: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Hazards SummaryNot irritating to skin or eyes of rabbits; Dust may cause respiratory tract irritation; [Bruggemann Chemical MSDS] See Potassium phosphite.
Hazard Classes and CategoriesNot Classified
Sicherheitsdaten
- tsca
- TSCA listed
Chemie und Industrie
Verwendung und Herstellung
U.S. Production2023: <50,000 lb
Industry UsesAntioxidant
Household ProductsInformation on 1 consumer products that contain Sodium phosphite in the following categories is provided:
General Manufacturing Information
Plastics Material and Resin Manufacturing
Phosphonic acid, sodium salt (1:2): ACTIVE
Anwendungen
VerwendenSodium Metaphosphate can be used as a catalyst for polyester synthesis.
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