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Sodium 2,2,3,3-tetrafluoropropionate

Sodium 2,2,3,3-tetrafluoropropionate structure

Sodium 2,2,3,3-tetrafluoropropionate 

structure
  • CAS No:

    22898-01-7

  • Formula:

    C3H3F4NaO2

  • Chemical Name:

    Sodium 2,2,3,3-tetrafluoropropionate

  • Synonyms:

    Tetrapion;flupropanate sodium;2,2,3,3-Tetrafluoropropionic acid sodium;Flupropion;Orga-3045;Tetrapion sodium;2,2,3,3-Tetrafluoropropionic acid, Sodium salt;SodiuM, Tetrafluoropropionate

  • Categories:

    Pharmaceutical Intermediates  >  Bulk Drug Intermediates

Description

Colorless to pale yellow transparent liquid

Sodium 2,2,3,3-tetrafluoropropionate Basic Attributes

170.04

167.98100

245-311-4

84WNQ700SK

TSCA listed

DTXSID9066837

2915907098

Characteristics

40.13000

1.32 (LogP)

white crystals

140.7ºC at 760 mmHg

38.9ºC

0.13 M

3.00e-04 mmHg

Safety Information

C

C

Moderately toxic by skin contact. Low tox- icity by ingestion.

Sodium 2,2,3,3-tetrafluoropropionate Use and Manufacturing

Uses

Agricultural chemical.


Sodium 2,2,3,3-Tetrafluoropropionate is used in methods and formulations for preventing downward migration of agricultural materials. It is a salt form of 2,2,3,3-Tetrafluoropropanoic Acid(T292900) is used as a herbicide.

Production

Flupropanate-sodium is commercially produced via a concise 3–4 step synthesis that begins with the preparation of 2-(4-chloro-2-fluorophenoxy)propanoic acid through nucleophilic aromatic substitution of 4-chloro-2-fluorophenol with ethyl 2-bromopropionate under basic conditions, followed by saponification with sodium hydroxide in aqueous ethanol. The key fluorination is achieved via halogen exchange using potassium fluoride in sulfolane or DMSO at to introduce the 5-fluoro substituent on the phenyl ring (if not pre-fluorinated). Final sodium salt formation occurs by neutralization with sodium hydroxide in water, followed by spray-drying or crystallisation from isopropanol-water to yield flupropanate-sodium.

Propanoic acid, 2,2,3,3-tetrafluoro-, sodium salt (1:1): ACTIVE|PMN - indicates a commenced PMN (Pre-Manufacture Notices) substance.

Computed Properties

Molecular Weight:168.02
Hydrogen Bond Acceptor Count:6
Rotatable Bond Count:2
Exact Mass:167.98103620
Monoisotopic Mass:167.98103620
Topological Polar Surface Area:40.1
Heavy Atom Count:10
Complexity:126
Covalently-Bonded Unit Count:2
Compound Is Canonicalized:Yes

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