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2D Structure
Also known as: Blood stone, Iron ore, 1317-60-8, Iron oxides, Iron(3+);oxygen(2-), Iron(iii)oxide
Molecular Formula
Fe2O3
Molecular Weight
159.69  g/mol
InChI Key
LIKBJVNGSGBSGK-UHFFFAOYSA-N
FDA UNII
1K09F3G675

1 2D Structure

2D Structure

2 Identification
2.1 Computed Descriptors
2.1.1 IUPAC Name
iron(3+);oxygen(2-)
2.1.2 InChI
InChI=1S/2Fe.3O/q2*+3;3*-2
2.1.3 InChI Key
LIKBJVNGSGBSGK-UHFFFAOYSA-N
2.1.4 Canonical SMILES
[O-2].[O-2].[O-2].[Fe+3].[Fe+3]
2.2 Other Identifiers
2.2.1 UNII
1K09F3G675
2.3 Synonyms
2.3.1 MeSH Synonyms

1. C.i. 77491

2. Colcothar

3. Ferric Oxide

4. Ferric Oxide Hydrate

5. Ferric Oxide Monohydrate

6. Ferric Oxide Red

7. Gamma-ferric Oxide

8. Iron Oxide

9. Lepidocrocite

10. Maghemite

11. Red Iron Oxide

12. Spio

13. Supraparamagnetic Iron Oxide

2.3.2 Depositor-Supplied Synonyms

1. Blood Stone

2. Iron Ore

3. 1317-60-8

4. Iron Oxides

5. Iron(3+);oxygen(2-)

6. Iron(iii)oxide

7. Raphisiderite

8. Oligist

9. Specularite

10. Haematite

11. Miox

12. Iron, Specular

13. Red Iron Ore

14. Hematite (fe2o3)

15. Ccris 4377

16. Iron Oxide, Synthetic

17. Hsdb 2964

18. Einecs 215-275-4

19. Haematitum

20. Zheshi

21. Ocherum Rubrum

22. Mapico Red

23. Dai Zhe Hi

24. Hematite [inci]

25. Haematitum [chp]

26. Cosmetic Red Oxide

27. Ferric Oxide [ii]

28. Ferric Oxide [mi]

29. Ec 215-275-4

30. Iron Oxides [inci]

31. Ferric Oxide [iarc]

32. Iron Oxides [vandf]

33. Dai Country Red Stone

34. Ferric Oxide [vandf]

35. Ferric Oxide Red 30

36. Ferric Oxide Red-brown

37. Iron(iii) Oxide (fe2o3)

38. Ferric Oxide Red [ii]

39. Iron Oxide (e172)

40. Ins No.172(ii)

41. Iron Oxide Reddish-brown

42. E 172 Red

43. Ins-172(ii)

44. Ferric Oxide,red [vandf]

45. Ci 77491 [inci]

46. Red Iron Oxide R 1599d

47. Iron(iii) Oxide, Red (hematite)

48. Ferric Oxide Red 30 [ii]

49. E-172(ii)

50. Iron(iii) Oxide (e 172)

51. Akos025296075

52. Ferric Oxide Red [green Book]

53. Ferric Oxide (anhydrous) [nf]

54. Iron Oxide, Red (172(ii))

55. Ci Pigment Red 101 And 102

56. Haematite, Underground Mining With Exposure To Radon [haematite And Ferric Oxide]

57. Calamine Component Ferric Oxide Red

58. Ft-0627296

59. Ferric Oxide Red Component Of Calamine

60. Ci (1975) No. 77491

61. Q103223

62. Q419170

63. Haematite, Underground Mining With Exposure To Radon

64. 12002-17-4

2.4 Create Date
2005-08-08
3 Chemical and Physical Properties
Molecular Weight 159.69 g/mol
Molecular Formula Fe2O3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass159.854615 g/mol
Monoisotopic Mass159.854615 g/mol
Topological Polar Surface Area3 Ų
Heavy Atom Count5
Formal Charge0
Complexity0
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently Bonded Unit Count5
4 Pharmacology and Biochemistry
4.1 Absorption, Distribution and Excretion

... Proportion ... introduced into lungs of experimental animals remained within lungs of Tracheo-bronchial lymph nodes throughout their remaining life-span. Particles appear to penetrate walls of alveoli & respiratory bronchioles and remain in connective tissues of lung within macrophages which form clusters of various sizes.

IARC. Monographs on the Evaluation of the Carcinogenic Risk of Chemicals to Humans. Geneva: World Health Organization, International Agency for Research on Cancer, 1972-PRESENT. (Multivolume work). Available at: https://monographs.iarc.fr/ENG/Classification/index.php, p. V1 32 (1972)