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CAS No 16921-96-3 , IODINE HEPTAFLUORIDE

  • Name: IODINE HEPTAFLUORIDE
  • Synonyms: IODINE HEPTAFLUORIDE;iodinefluoride(if7);IODINE HEPTAFLUORIDE ;IF7;Iodine fluoride (IF7);IODINE HEPTAFLUOROIDE;Iodine heptrafluoride;
  • CAS Registry Number:
  • Transport: 3157
  • Boiling Point: 4,7°C
  • Density: 2,6 g/cm3
  • Safety Statements: Mixtures with hydrogen explode on exposure to sparks or heat. Ignition on contact with carbon; combustible gases (e.g., methane or carbon monoxide); other organic compounds (e.g., benzene; light petroleum; ethanol; ether; cellulose; grease; oils). Reacts vigorously with metals (e.g., barium; potassium; sodium; aluminum + heat; magnesium + heat; tin + heat); and organic materials (e.g., acetic acid; acetone; ethyl acetate). Incompatible with ammonium bromide; ammonium chloride; ammonium iodide; sulfuric acid; water. When heated to decomposition it emits very toxic fumes of F− and I−. See also FLUORIDES.
  • EINECS: 240-981-4
  • Molecular Weight: 259.89
  • InChI: InChI=1S/F7I/c1-8(2,3,4,5,6)7
  • Risk Statements: 8-14-34
  • Molecular Formula: F7I
  • Molecular Structure:CAS No:16921-96-3 IODINE HEPTAFLUORIDE

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References of IODINE HEPTAFLUORIDE
Title: Iodine Heptafluoride
CAS Registry Number: 16921-96-3
Molecular Formula: F7I
Molecular Weight: 259.89
Percent Composition: F 51.17%, I 48.83%
Line Formula: IF7
Literature References: Prepd by passing fluorine through liq IF5 at 90°, then heating the vapors to 270°: Ruff, Keim, Z. Anorg. Allg. Chem. 193, 176 (1930); Kwasnik in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) pp 160-161. May also be prepd from fluorine and dried PdI2 or KI to minimize formation of the impurity, IOF5: Bartlett, Levchuk, Proc. Chem. Soc. London 1963, 342; Selig et al., J. Phys. Chem. 71, 2739 (1967). Reviews: Kemmitt, Sharp, Adv. Fluorine Chem. 4, 246-247 (1965); Stein, "Physical and Chemical Properties of Halogen Fluorides" in Halogen Chemistry Vol. 1, V. Gutmann, Ed. (Academic Press, New York, 1967) pp 133-224; Meinert, Z. Chem. 7, 41-57 (1967).
Properties: Colorless gas. Crystals when solid. Moldy, acrid odor. Attacks glass and quartz. d (liq; 6°) 2.8. mp 6.45°. Sublimes at 4.77°. Easily forms a supercooled liquid which boils at +4.5°. Trouton constant 26.4. Water dissolves the gas without violence, some decompn. Readily absorbed by NaOH soln.
Melting point: mp 6.45°
Density: d (liq; 6°) 2.8
CAUTION: Highly irritating to skin, mucous membranes. See also Fluorine.
Use: Fluorinating agent.