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Substance Name: Ferric oxide [NF]
RN: 1309-37-1
UNII: 1K09F3G675
InChIKey: JEIPFZHSYJVQDO-UHFFFAOYSA-N

Molecular Formula

  • Fe2-O3

Molecular Weight

  • 159.687
 

Classification Codes

Classification Codes

  • Pharmaceutic Aid (Color)
  • Tumor Data

Superlist Classification Codes

  • Overall Carcinogenic Evaluation: Group 3
  • TWA 10 mg/m3
  • TWA 5 mg/m3 (dust and fume as Fe); Not classifiable as a human carcinogen

Names and Synonyms

Name of Substance

  • Ferric oxide
  • Ferric oxide Red
  • Ferric oxide [NF]
  • Ferric oxide, red [NF]
  • Ferrous-ferric oxide
  • Iron oxides
  • Pigment black 11
  • Pigment brown 6
  • Pigment brown 7

Synonyms

  • 11554 Red
  • Anchred standard
  • Anhydrous iron oxide
  • Anhydrous oxide of iron
  • Armenian bole
  • B 30S
  • Bauxite residue
  • Bayer S 11
  • Bayferrox 105M
  • Black oxide of iron
  • Blended red oxides of iron
  • Burnt Sienna
  • Burnt umber
  • Burntisland Red
  • C.I. 77491
  • C.I. Pigment Red 101
  • C.I. Pigment Red 101 and 102
  • C.I. Pigment Red 102
  • Calcotone Red
  • Caput mortuum
  • CCRIS 7330
  • CI 77491
  • Colcothar
  • Colloidal ferric oxide
  • Crocus martis adstringens
  • Deanox
  • Deanox DNX Pigments
  • EC 215-168-2
  • EINECS 215-168-2
  • Eisenoxyd
  • English Red
  • Ferric oxide
  • Ferric oxide (colloidal)
  • Ferric oxide, red
  • Ferric sesquioxide
  • Ferrugo
  • Hematite mineral
  • HSDB 452
  • Indian red
  • Iron oxide
  • Iron oxide (Fe2O3)
  • Iron oxide pigments
  • Iron Oxide Red
  • Iron Red
  • Iron sesquioxide
  • Iron trioxide
  • Iron(III) oxide
  • Jeweler's rouge
  • Jewelers rouge
  • Levanox Red 130A
  • Light Red
  • Manufactured iron oxides
  • Mars Brown
  • Mars Red
  • Natural hematite
  • Natural iron oxides
  • Natural Red Oxide
  • Ochre
  • Pigment Red 101
  • Prussian Brown
  • Quick rouge
  • Raddle
  • Red Iron Oxide
  • Red ochre
  • Red oxide
  • Red oxide D3452
  • Red oxide D6984
  • Red oxide of iron
  • Rouge
  • Rubigo
  • Sienna
  • Sienna brown
  • Specular iron
  • Stone Red
  • Supra
  • Synthetic iron oxide
  • UNII-1K09F3G675
  • Venetian Red
  • Vitriol Red
  • Vogel's Iron Red
  • Yellow ferric oxide
  • Yellow oxide of iron

Systematic Names

  • Diiron trioxide
  • Iron oxide (Fe2O3)
  • Iron(III) oxide

Superlist Names

  • Ferric oxide
  • Ferric oxide [Haematite and ferric oxide]
  • Iron oxide
  • Iron oxide dust
  • Iron oxide dust and Fume (Fe2O3)
  • Iron oxide fume
  • Iron(III) oxide
  • Rouge

Registry Numbers

CAS Registry Number

  • 1309-37-1

FDA UNII

  • 1K09F3G675

Other Registry Numbers

  • 110736-41-9
  • 1115688-11-3
  • 1146982-11-7
  • 118277-31-9
  • 12000-93-0
  • 12002-17-4
  • 1210992-56-5
  • 12227-87-1
  • 129131-59-5
  • 131874-41-4
  • 1343-09-5
  • 135507-53-8
  • 1382787-02-1
  • 1397708-80-3
  • 147229-90-1
  • 147229-91-2
  • 160186-10-7
  • 177715-24-1
  • 185464-44-2
  • 188357-78-0
  • 220787-06-4
  • 253310-52-0
  • 448923-71-5
  • 60880-86-6
  • 65455-44-9
  • 65637-71-0
  • 741267-31-2
  • 8011-97-0
  • 8049-50-1
  • 88528-26-1
  • 90452-21-4

Related Registry Number

  • 12259-21-1 (unspecified hydrate)

System Generated Number

  • 0001309371

Structure Descriptors

InChI

1S/2Fe.3O

InChIKey

JEIPFZHSYJVQDO-UHFFFAOYSA-N

Smiles

[Fe].O.[Fe].O.O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LDLo subcutaneous 30mg/kg (30mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1289, 1935.