Atomfair Sodium difluoro(oxalato)borate NaDFOB C2BF2NaO4 CAS 1016545-84-8

Sodium Difluoro(oxalato)borate (CAS No. 1016545-84-8) is a high-purity organoboron compound with the molecular formula C2BF2NaO4. This specialty chemical, also known by its IUPAC name sodium;2,2-difluoro-1,3-dioxa-2-boranuidacyclopentane-4,5-dione , is a critical electrolyte additive for advanced lithium-ion and sodium-ion battery systems. Its unique oxalate-borate structure enhances ionic conductivity, thermal stability, and electrode passivation in high-voltage applications. Available as a white crystalline powder with >99% purity, it is rigorously tested for trace metal content and moisture levels (<50 ppm H2O). Packaged under argon in moisture-resistant containers to ensure long-term stability, this material is ideal for R&D in next-generation energy storage solutions.

Description

Sodium Difluoro(oxalato)borate (CAS No. 1016545-84-8) is a high-purity organoboron compound with the molecular formula C2BF2NaO4. This specialty chemical, also known by its IUPAC name sodium;2,2-difluoro-1,3-dioxa-2-boranuidacyclopentane-4,5-dione, is a critical electrolyte additive for advanced lithium-ion and sodium-ion battery systems. Its unique oxalate-borate structure enhances ionic conductivity, thermal stability, and electrode passivation in high-voltage applications. Available as a white crystalline powder with >99% purity, it is rigorously tested for trace metal content and moisture levels (<50 ppm H2O). Packaged under argon in moisture-resistant containers to ensure long-term stability, this material is ideal for R&D in next-generation energy storage solutions.

Properties

  • CAS Number: 1016545-84-8
  • Complexity: 164
  • IUPAC Name: sodium;2,2-difluoro-1,3-dioxa-2-boranuidacyclopentane-4,5-dione
  • InChI: InChI=1S/C2BF2O4.Na/c4-3(5)8-1(6)2(7)9-3;/q-1;+1
  • InChI Key: HRRQLROHUSYBRX-UHFFFAOYSA-N
  • Exact Mass: 159.9755392
  • Molecular Formula: C2BF2NaO4
  • Molecular Weight: 159.82
  • SMILES: [B-]1(OC(=O)C(=O)O1)(F)F.[Na+]
  • Topological: 52.6
  • Monoisotopic Mass: 159.9755392
  • Synonyms: 1016545-84-8, Sodium difluoro(oxalato)borate, 2102517-30-4, 895-897-6, 995-861-0, Sodium difluoro(oxalato)borate, 95%, sodium;2,2-difluoro-1,3-dioxa-2-boranuidacyclopentane-4,5-dione, MFCD30489706, Sodium-difluoro(oxalato)borate

Application

Sodium difluoro(oxalato)borate serves as a key electrolyte additive for improving the cycle life and safety of lithium-ion batteries by forming stable SEI layers on anode surfaces. Researchers utilize it to enhance thermal stability in high-energy-density battery formulations operating above 4.5V. The compound shows particular promise in sodium-ion battery development where it improves Coulombic efficiency and reduces interfacial impedance.

Safety and Hazards

GHS Hazard Statements

  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H318 (100%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
  • H400 (100%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
  • H410 (100%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

  • P264, P264+P265, P273, P280, P302+P352, P305+P354+P338, P317, P321, P332+P317, P362+P364, P391, and P501

Hazard Classes and Categories

  • Skin Irrit. 2 (100%)
  • Eye Dam. 1 (100%)
  • Aquatic Acute 1 (100%)
  • Aquatic Chronic 1 (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

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Certain molecules may be protected by active patents or regulatory restrictions.

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  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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