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Substance Name: Carbonyl difluoride
RN: 353-50-4
UNII: 2NU89R5398
InChIKey: IYRWEQXVUNLMAY-UHFFFAOYSA-N

Note

  • A refrigerant decomposition product.

Molecular Formula

  • C-F2-O

Molecular Weight

  • 66.006
 

Classification Codes

Classification Code

  • TSCA Flag S (Substance is Identified in a Proposed or Final SNUR (Significant New Use Rule) under TSCA)

Superlist Classification Codes

  • Reportable Quantity (RQ) = 1000 lb
  • TWA (2 ppm); STEL (5 ppm)
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Names and Synonyms

Name of Substance

  • Carbonyl difluoride
  • Carbonyl fluoride

Synonyms

  • Carbon difluoride oxide
  • Carbon fluoride oxide (COF2)
  • Carbon oxyfluoride (COF2)
  • Carbonic difluoride
  • Carbonyl difluoride
  • Carbonyl fluoride
  • Carbonyl oxyfluoride
  • Difluoroformaldehyde
  • Difluorooxomethane
  • EINECS 206-534-2
  • Fluophosgene
  • Fluoroformyl fluoride
  • Fluorophosgene
  • HSDB 6010
  • RCRA waste number U033
  • UNII-2NU89R5398

Systematic Names

  • Carbonic difluoride
  • Carbonyl difluoride
  • Carbonyl fluoride

Superlist Names

  • Carbon oxyfluoride
  • Carbonic difluoride
  • Carbonyl fluoride
  • Carbonyl fluoride, compressed
  • Carbonyl fluoride, compressed [UN2417] [Poison gas]
  • RCRA waste no. U033
  • UN2417

Registry Numbers

CAS Registry Number

  • 353-50-4

FDA UNII

  • 2NU89R5398

System Generated Number

  • 0000353504

Structure Descriptors

InChI

1S/CF2O/c2-1(3)4

InChIKey

IYRWEQXVUNLMAY-UHFFFAOYSA-N

Smiles

C(=O)(F)F

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LC50 inhalation 360ppm/1H (360ppm) LUNGS, THORAX, OR RESPIRATION: CONSOLIDATION

LIVER: FATTY LIVER DEGERATION

LUNGS, THORAX, OR RESPIRATION: FIBROSIS (INTERSTITIAL)
American Industrial Hygiene Association Journal. Vol. 29, Pg. 41, 1968.