Product Name

  • Name

    Iron

  • EINECS 231-096-4
  • CAS No. 7439-89-6
  • Article Data1624
  • CAS DataBase
  • Density 1.05 g/mL at 20 °C
  • Solubility insoluble in water
  • Melting Point 1535 °C(lit.)
  • Formula Fe
  • Boiling Point 2750 °C(lit.)
  • Molecular Weight 55.847
  • Flash Point >230 °F
  • Transport Information UN 3264 8/PG 3
  • Appearance grey crystalline powder, rod or chips
  • Safety 26-16-33
  • Risk Codes 36/38-11-17
  • Molecular Structure Molecular Structure of 7439-89-6 (Iron)
  • Hazard Symbols FlammableF, IrritantXi
  • Synonyms Eisen;Ferrum;Hierro;Iron, elemental;
  • PSA 0.00000
  • LogP -0.00250

Synthetic route

iron(III) oxide

iron(III) oxide

Conditions
ConditionsYield
With hydrogen In neat (no solvent) passing H2 over Fe2O3 at 350°C over period of 36 h, at 440°C 12 h or at 500°C in fast reaction;;100%
With H2 In neat (no solvent) passing H2 over Fe2O3 at 350°C over period of 36 h, at 440°C 12 h or at 500°C in fast reaction;;100%
With hydrogen In neat (no solvent) reduction of Fe2O3 at 600°C leads to formation of powdered Fe, at 1000°C formed Fe hardly fragile;;
goethite

goethite

hydrogen
1333-74-0

hydrogen

Conditions
ConditionsYield
In neat (no solvent) Isothermal heat treatment for 2 h at 400°C.;100%
iron(II) chloride

iron(II) chloride

Conditions
ConditionsYield
With 2,3,5,6-tetramethyl-1,4-bis(trimethylsilyl)-1,4-diaza-2,5-cyclo-hexadiene In tetrahydrofuran at 20℃; for 6h; Inert atmosphere;100%
With hydrogen In neat (no solvent) heated with H2 at approx. 350 °C; formation of pyrophoric Fe;;
With aluminium trichloride; 1-ethyl-3-methyl-1H-imidazol-3-ium chloride In melt Electrochem. Process; (He or Ar); dissoln. of FeCl2 in AlCl3/1-ethyl-3-methyimidazoline chloride ionic liquid (room temp.), chronoamperometric electrodeposition (tungsten electrode substrate, -0.35 V vs. Fe/Fe(II), 120 s, room temp.);
LaFe(1+)
111496-23-2

LaFe(1+)

A

La(1+)

La(1+)

B

iron
7439-89-6

iron

Conditions
ConditionsYield
In gas collision induced dissocn. reaction (argon) in a mass spectrometer; energy range 17-78 eV; total pressure: 4E-6 Torr; not isolated;A 100%
B 100%
iron(III) oxide

iron(III) oxide

Conditions
ConditionsYield
With water; lithium chloride In melt at 660℃; for 5h; Inert atmosphere; Electrolysis;98.4%
iron pentacarbonyl
13463-40-6

iron pentacarbonyl

Cyclohepta-1,3-diene
876938-53-3

Cyclohepta-1,3-diene

A

tricarbonyl(η-3-cyclohepta-1,3-diene)iron
40674-86-0

tricarbonyl(η-3-cyclohepta-1,3-diene)iron

B

iron
7439-89-6

iron

Conditions
ConditionsYield
In dibutyl ether cycloheptadiene stirred in n-Bu2O while N2 bubbled through mixt. for 15h, Fe(CO)5 added, heated with stirring at 150°C for 44 h, cooled; filtered through Celite, evapd. in vac.;A 93%
B n/a
iron(III) chloride
7705-08-0

iron(III) chloride

lithium triethylborohydride
22560-16-3

lithium triethylborohydride

Conditions
ConditionsYield
In tetrahydrofuran FeCl3 in THF was added dropwise to stirring soln. of 12 ml LiBEt3H in THF (1.0 M), held at const. temp. under N2 atm.; forms of particles dependon dropping rate (1 drop/10s, 1/s, 2/s), stirring rate (200, 400, 1600 rpm) and temp.(0 - 60°C); vac. filtration, washed THF/EtOH (1:1), dried in vac.;90%
1-trimethylsilyl-μ3-S,S'-ethylenedithiolatohexacarbonyldiiron

1-trimethylsilyl-μ3-S,S'-ethylenedithiolatohexacarbonyldiiron

A

iron sulfide

iron sulfide

B

(CH3)3SiC2H3S8Fe7

(CH3)3SiC2H3S8Fe7

C

iron
7439-89-6

iron

D

4-Trimethylsilanyl-[1,3]dithiolan-2-one

4-Trimethylsilanyl-[1,3]dithiolan-2-one

E

ethenyltrimethylsilane
754-05-2

ethenyltrimethylsilane

Conditions
ConditionsYield
In decane byproducts: CH2CH2, CH3CHCH2, CO; Ar atmosphere; decompn. (165°C, 13 h); further products; GLC, chromato-mass spectroscopy;A n/a
B n/a
C n/a
D 5%
E 75%
(μ-dithio)bis(tricarbonyliron)
14243-23-3

(μ-dithio)bis(tricarbonyliron)

Fe3-μ-(o-C6H4CH2NPh)(CO)8

Fe3-μ-(o-C6H4CH2NPh)(CO)8

A

iron sulfide

iron sulfide

B

Fe2-μ-(o-C6H4CH2NPh)(CO)6

Fe2-μ-(o-C6H4CH2NPh)(CO)6

C

Fe3(CO)9S2

Fe3(CO)9S2

D

iron
7439-89-6

iron

Conditions
ConditionsYield
In n-heptane N2 atmosphere; stirring (70°C, 40 min); filtn., evapn., chromy. (silica gel);A n/a
B 66%
C 25%
D n/a
benzothiaferrole
12086-84-9

benzothiaferrole

A

2-thiocoumarin
3986-98-9

2-thiocoumarin

B

iron
7439-89-6

iron

C

Benzo[b]thiophene
95-15-8

Benzo[b]thiophene

Conditions
ConditionsYield
flash vac. pyrolysis in a Pyrex tube connected with a cold trap (E-5 Torr, 285-315°C); coating of the hot zone by Fe, rinsing of trap with acetone, GC;A <1
B n/a
C 63%
With ceric ammonium nitrate In acetone addn. of (NH4)2Ce(NO3)6 to a stirred soln. of Fe-compound in acetone (5 min, air), stirring for 2 h; monitored by TLC (hexane), filtn. (Celite), dilution of filtrate with ether, filtn. and evapn. to dryness, GLC of white crystals in acetone, TLC (CH2Cl2/hexane=1:1), (1)H NMR, IR, elem. anal.;A 35.5%
B 36%
C 4.4%
iron pentacarbonyl
13463-40-6

iron pentacarbonyl

Conditions
ConditionsYield
In not given byproducts: CO; Sonication; soln. of Fe(CO)5 in diphenylmethane sonicated for 3 h under Ar at 30 °C to give iron nanoparticles; removed by centrifugation, washed with pentane, dried under vac., detd. by Moessbauer spectroscopy, XRD;53%
In further solvent(s) under Ar; thermolysis of Fe(CO)5 using heterogeneous nucleation technique (Proc. Phys. Soc. A 1949, 62, 562); diluted 2 times with octyl ether; Fe(CO)5 added (100°C); heated (260°C); cooled; EtOH (3:1 volume ratio to octyl ether); collected with magnet;40%
With cis-Octadecenoic acid In further solvent(s) under Ar; thermolysis of Fe(CO)5 using heterogeneous nucleation technique (Proc. Phys. Soc. A 1949, 62, 562); oleic acid:oleylamine 1:1 molar ratio; diluted 2 times with octyl ether; Fe(CO)5 added (100°C); heated (260°C); cooled; EtOH (3:1 volume ratio to octyl ether); collected with magnet;40%
lithiumpentamethylcyclopentadiene

lithiumpentamethylcyclopentadiene

ethanethiol
75-08-1

ethanethiol

iron(II) chloride

iron(II) chloride

A

bis(pentamethylcyclopentadienyl)iron(II)
12126-50-0

bis(pentamethylcyclopentadienyl)iron(II)

B

[(η5-pentamethylcyclopentadienyl)Fe(II)(μ2-SEt)3Fe(III)(η5-pentamethylcyclopentadienyl)]

[(η5-pentamethylcyclopentadienyl)Fe(II)(μ2-SEt)3Fe(III)(η5-pentamethylcyclopentadienyl)]

C

iron
7439-89-6

iron

Conditions
ConditionsYield
With n-BuLi In tetrahydrofuran; hexane under Ar; FeCl2 added at 0°C to stirred suspn. of (C5Me5)Li in THF; stirred (1 h); cooled to -78°C; suspn. prepared from n-BuLi inn-hexane and HSEt at 0°C added; 1 h at -78°C; warmed to r oom temp. with stirring overnight; evapd. to dryness; purified by column chromy. (neutral alumina, n-hexane); insol. solid washed with H2O (Fe); elem. anal.;A 9%
B 49%
C 15%
(η4-1,3-butadiene)tris(triethylphosphine)iron(0)
107339-80-0

(η4-1,3-butadiene)tris(triethylphosphine)iron(0)

A

bis(η4-1,3-butadiene)(triethylphosphino)iron(II)
103835-78-5

bis(η4-1,3-butadiene)(triethylphosphino)iron(II)

B

iron
7439-89-6

iron

Conditions
ConditionsYield
In tetrahydrofuran under Ar at 5°C;A 40%
B 40%
iron(II) bromide dimethoxyethane adduct
99611-53-7

iron(II) bromide dimethoxyethane adduct

potassium dimethylnopadienide
1421320-35-5

potassium dimethylnopadienide

A

[Fe(η5-dimethylnopadienyl)2]

[Fe(η5-dimethylnopadienyl)2]

B

iron
7439-89-6

iron

Conditions
ConditionsYield
In tetrahydrofuran; toluene at 20℃; for 4h; Inert atmosphere;A 28%
B n/a
Fe(CO)4(COCH2CH2O)

Fe(CO)4(COCH2CH2O)

A

1,3-DIOXOLANE
646-06-0

1,3-DIOXOLANE

B

iron
7439-89-6

iron

Conditions
ConditionsYield
With H2 In decalin High Pressure; 71.5 atm H2 at room temp., heated to 200°C and stirred for 24 h; pressure realesed, detn. by GC and GC-MS;A 27%
B n/a
iron pentacarbonyl
13463-40-6

iron pentacarbonyl

A

triiron dodecarbonyl
17685-52-8

triiron dodecarbonyl

B

iron
7439-89-6

iron

Conditions
ConditionsYield
In n-heptane; decalin Sonication; 0°C (Ar); products identified IR, UV, mass spect., chromy.;A 9.8%
B n/a
In octane Sonication; 0°C (Ar); products identified IR, UV, mass spect., chromy.;A 6.9%
B n/a
In decalin Sonication; 0°C (Ar); 0.1 M Fe(CO)5; products identified IR, UV, mass spect., chromy.;A 4.7%
B n/a
iron pentacarbonyl
13463-40-6

iron pentacarbonyl

hydrogen
1333-74-0

hydrogen

A

iron(II,III) oxide

iron(II,III) oxide

B

iron(II) oxide
1345-25-1

iron(II) oxide

C

iron(III) oxide

iron(III) oxide

D

cementite

cementite

E

iron
7439-89-6

iron

Conditions
ConditionsYield
In neat (no solvent, gas phase) mixt. of vapor of Fe(CO)5 and H2 decomposed by plasma-chemical decomposition on Al2O3; monitored by XRD;A n/a
B n/a
C n/a
D 1%
E n/a
ferric nitrate
7782-61-8

ferric nitrate

Conditions
ConditionsYield
Stage #1: ferric nitrate at 450℃; for 8h;
Stage #2: With hydrogen at 500℃; for 16h;
In neat (no solvent) 15 min at 900°C under atomic hydrogen atmosphere;
With hydrogen In methanol Fe/MCM-41 prepd. by impregnation of MCM-41 with methanolic soln. of Fe(NO3)3 with stirring for 24 h under N2; catalyst filtered, washed with methanol, dried at 373 K and calcined at 773 K; catalyst reduced in H2 above 773 K;
C26H28Br2N4O4

C26H28Br2N4O4

Conditions
ConditionsYield
In tetrahydrofuran; methanol for 1h; Heating / reflux;
ammonium tris(bi(tetrazolato)amine)ferrate(III)

ammonium tris(bi(tetrazolato)amine)ferrate(III)

Conditions
ConditionsYield
Heating / reflux;
potassium carbonate
584-08-7

potassium carbonate

potassium ferrocyanide

potassium ferrocyanide

A

potassium cyanate
590-28-3

potassium cyanate

B

potassium cyanide

potassium cyanide

C

iron
7439-89-6

iron

Conditions
ConditionsYield
In melt at red heat; pression of KCN from iron sponge out;
In melt byproducts: N2; at red heat; extraction of KCN with H2O;
In melt at red heat; pression of KCN from iron sponge out;
ferrous(II) sulfate heptahydrate

ferrous(II) sulfate heptahydrate

ammonium chloride

ammonium chloride

Conditions
ConditionsYield
In water Electrolysis; electrolysis of aq. soln. of FeSO4*7H2O and NH3 leads to precipitation of light grey iron on cathode;;
zinc ferrite

zinc ferrite

A

iron
7439-89-6

iron

B

zinc
7440-66-6

zinc

Conditions
ConditionsYield
With H2 In neat (no solvent) sample heating in TG apparatus in 25% H2/He (50 ml/min) at 5 K/min up to800°C; TG;
iron(III) oxide

iron(III) oxide

Conditions
ConditionsYield
With hydrogen In neat (no solvent) Kinetics; byproducts: H2O; 300°C, carrier gas N2 or Ar + CH4 or CH4 + Ar + CO or air;
With hydrogen In gaseous matrix Kinetics; byproducts: H2O; sample redn. by 10% H2/Ar at 15 K/min up to 1000 K;
With hydrogen; gold In gaseous matrix Kinetics; byproducts: H2O; Au/Fe2O3 mixt. heating at 15 K/min in 10% H2/Ar (24 ml/min) up to 1260 K;
With hydrogen In gaseous matrix Kinetics; byproducts: H2O; sample heating at 15 K/min in 10% H2/Ar (24 ml/min) up to 1260 K;
iron oxide

iron oxide

Conditions
ConditionsYield
In sodium hydroxide aq. NaOH; Electrolysis; in 50 wt % NaOH/water electrolyte at 110°C using Pt cylinder counter electrode and steel/adsorbed hematite as cathode; at -1.2 V vs. Hg/HgO;
With hydrogen hematite redn. at 500°C under hydrogen;
iron oxide

iron oxide

hydrogen
1333-74-0

hydrogen

Conditions
ConditionsYield
In neat (no solvent) Kinetics; reduced at 252.5-383°C under conditions without an external diffusion effect; TEM;
iron(II) metasilicate

iron(II) metasilicate

Conditions
ConditionsYield
In solid Electrolysis; electrolyzing molten FeSiO3 with addn. of either CaO or MgO leads to pptn. of Fe on cathode;;
In neat (no solvent) no redn. of feO to Fe in a stream of H at 850°C;;0%
In neat (no solvent) no redn. of feO to Fe in a stream of H at 850°C;;0%
sodium iron(III) pyrophosphate

sodium iron(III) pyrophosphate

Conditions
ConditionsYield
In not given Electrolysis; electrolyzing soln. of NaFeP2O7 with bath potential 4 V;; contains Fe2O3 and pyrophosphorous acid;;
iron(II) chloride tetrahydrate

iron(II) chloride tetrahydrate

Conditions
ConditionsYield
In water Electrolysis; electrolyzing soln. FeCl2*4H2O and NaCl (addn. of little HCl to clear soln.) at 50 to 70°C with current efficiency of 95 %;;
With ammonia In ethanol n-type Si(100) substrate coated with drop of soln. FeCl2*4H2O; dried; loaded on quartz boat into quartz tube reactor; heated under Ar; treated by NH3 with flow rate of 20 sccm for 1-10 min;
With sodium hydroxide In further solvent(s) heating FeCl2*4H2O and NaOH in propylene glycol; X-ray diffraction;
4,4-dimethyl-3-(2-nitrobenzyl)-2-oxazolidinone
907994-35-8

4,4-dimethyl-3-(2-nitrobenzyl)-2-oxazolidinone

4,4-dimethyl-3-(2-aminobenzyl)-2-oxazolidinone
907993-76-4

4,4-dimethyl-3-(2-aminobenzyl)-2-oxazolidinone

Conditions
ConditionsYield
With ammonium chloride In ethanol; water100%
5-methyl-3-(2-nitrobenzyl)-2-oxazolidinethione
907994-36-9

5-methyl-3-(2-nitrobenzyl)-2-oxazolidinethione

5-methyl-3-(2-aminobenzyl)-2-oxazolidinethione
907993-79-7

5-methyl-3-(2-aminobenzyl)-2-oxazolidinethione

Conditions
ConditionsYield
With ammonium chloride In ethanol; water100%
5-ethyl-3-(2-nitrobenzyl)-2-oxazolidinone
907994-37-0

5-ethyl-3-(2-nitrobenzyl)-2-oxazolidinone

5-ethyl-3-(2-aminobenzyl)-2-oxazolidinone
907993-80-0

5-ethyl-3-(2-aminobenzyl)-2-oxazolidinone

Conditions
ConditionsYield
With ammonium chloride In ethanol; water100%
5,5-dimethyl-3-(2-nitrobenzyl)thiazolidine-2-one
907994-43-8

5,5-dimethyl-3-(2-nitrobenzyl)thiazolidine-2-one

3-(2-aminobenzyl)-5,5-dimethylthiazolidine-2-one
907994-20-1

3-(2-aminobenzyl)-5,5-dimethylthiazolidine-2-one

Conditions
ConditionsYield
With ammonium chloride In ethanol; water100%
3-hexyl-6-methyl-6-(3-nitrophenyl)-3-azabicyclo[3.1.0]hexan-2-one
280759-64-0

3-hexyl-6-methyl-6-(3-nitrophenyl)-3-azabicyclo[3.1.0]hexan-2-one

6-(3-Aminophenyl)-3-hexyl-6-methyl-3-azabicyclo[3.1.0]hexan-2-one

6-(3-Aminophenyl)-3-hexyl-6-methyl-3-azabicyclo[3.1.0]hexan-2-one

Conditions
ConditionsYield
With calcium chloride In ethanol; water100%
3-hexyl-6-isopropyl-6-(3-nitrophenyl)-3-azabicyclo[3.1.0]hexane

3-hexyl-6-isopropyl-6-(3-nitrophenyl)-3-azabicyclo[3.1.0]hexane

3-(3-hexyl-6-isopropyl-3-azabicyclo[3.1.0]hex-6-yl)aniline

3-(3-hexyl-6-isopropyl-3-azabicyclo[3.1.0]hex-6-yl)aniline

Conditions
ConditionsYield
With calcium chloride In ethanol; dichloromethane; water100%
3-hexyl-6-(3-nitrophenyl)-6-propyl-3-azabicyclo[3.1.0]hexane

3-hexyl-6-(3-nitrophenyl)-6-propyl-3-azabicyclo[3.1.0]hexane

3-(3-hexyl-6-propyl-3-azabicyclo[3.1.0]hex-6-yl)aniline

3-(3-hexyl-6-propyl-3-azabicyclo[3.1.0]hex-6-yl)aniline

Conditions
ConditionsYield
With calcium chloride In ethanol; dichloromethane; water100%
3-Hexyl-6-(3-nitrophenyl)-6-(2,2,2-trifluoroethyl)-3-azabicyclo[3.1.0]hexane-2,4-dione

3-Hexyl-6-(3-nitrophenyl)-6-(2,2,2-trifluoroethyl)-3-azabicyclo[3.1.0]hexane-2,4-dione

3-Hexyl-6-(3-aminophenyl)-6-(2,2,2-trifluoroethyl)-3-azabicyclo[3.1.0]hexane-2,4-dione

3-Hexyl-6-(3-aminophenyl)-6-(2,2,2-trifluoroethyl)-3-azabicyclo[3.1.0]hexane-2,4-dione

Conditions
ConditionsYield
With calcium chloride In ethanol; dichloromethane; water100%
hydrogenchloride
7647-01-0

hydrogenchloride

water
7732-18-5

water

iron(II) chloride tetrahydrate

iron(II) chloride tetrahydrate

Conditions
ConditionsYield
In water soln. of Fe in concd. HCl was refluxed; ppt. filtered off, washed with Et2O, dried in vac.;100%
In hydrogenchloride evapn. a soln. of iron filings in dild. aq. HCl over iron filings until the hot soln. starts foaming; crystn. on cooling;; filtn.; crystn.; drying in a stream of dry air at 30-40°C;;
In hydrogenchloride evapn. a soln. of iron filings in dild. aq. HCl over iron filings until the hot soln. starts foaming; crystn. on cooling;; filtn.; crystn.; drying in a stream of dry air at 30-40°C;;
In water slight excess of 0.1 M hydrochloric acid added to iron powder, heated to dissolution; evapd.;
In hydrogenchloride iron powder and aq. HCl;
formic acid
64-18-6

formic acid

water
7732-18-5

water

iron(II) formate dihydrate

iron(II) formate dihydrate

Conditions
ConditionsYield
at 250℃; for 16h; Inert atmosphere;100%
In not given HCOOH was neutralized with Fe at 70-80°C; filtered, concd., cooled to room temp., recrystd. from water, dried in air;
Inert atmosphere;
Inert atmosphere;
In neat (no solvent) at 80℃;
5,10,15,20-tetraphenyl-21H,23H-porphine
917-23-7

5,10,15,20-tetraphenyl-21H,23H-porphine

5,10,15,20-tetraphenyl porphyrin iron
16591-56-3

5,10,15,20-tetraphenyl porphyrin iron

Conditions
ConditionsYield
In toluene byproducts: H2; cocondensation of iron and toluene vapor at liq. nitrogen temp.; heating to -94.6°C; dropwise addn. of porphine soln. under nitrogen to the slurry (molar ratio Fe:porphine 4:1); gradually warming to 0°C, 1h; filtration; evapn. of filtrate;100%
With Ag(111) In neat (no solvent) deposition of porphyrin deriv. onto silver by evapn. at 638 K, removing excess of porphyrin at 550 K, deposition of stoich. amount of iron; Buchner F., Schwald V., Cmanici K., Steinrueck H.-P., Marbach H. ChemPhysChem 2007, 8, 241-243; XPS and UPS;
picrolonic acid
132-42-3

picrolonic acid

iron picrolonate*H2O

iron picrolonate*H2O

Conditions
ConditionsYield
With HClO4 In water iron fillings dissolve in dilute HClO4, added aq. NaOH, resulting soln. added to aq. picrolonic acid at room temp.; ppt. filtered, washed with water, ethanol, ether, dried in vac. till constant weight, elem. anal.;100%
lithium nitride

lithium nitride

nitrogen
7727-37-9

nitrogen

Li2.7Fe0.3N

Li2.7Fe0.3N

Conditions
ConditionsYield
In neat (no solvent) Li3N fused in pure iron vessel; sealed under 300 kPa of N2; heated at 850-1050°C for 12 h; thermally quenched; detd. by X-ray powder diffraction;100%
uranium

uranium

selenium
7782-49-2

selenium

UFeSe3

UFeSe3

Conditions
ConditionsYield
In melt (Ar glovebox) U, Fe and Se were placed in fused-silica ampoule, evacuated to about 1E-4 Torr, sealed, heated to 1173 K in 30 h, maintained at 1173 K for 2 days, cooled to 773 K in 6 days, maintained at 773 K for 2 days, cooled to 298 K over 6 h; washed with water and dried with acetone, XRD;100%
1-(4-(7-(2-fluoro-4-nitrophenoxy)thieno[3,2-b]pyridin-2-yl)benzyl)pyrrolidin-2-one
1342835-29-3

1-(4-(7-(2-fluoro-4-nitrophenoxy)thieno[3,2-b]pyridin-2-yl)benzyl)pyrrolidin-2-one

1-(4-(7-(4-amino-2-fluorophenoxy)thieno[3,2-b]pyridin-2-yl)benzyl)pyrrolidin-2-one
1342835-31-7

1-(4-(7-(4-amino-2-fluorophenoxy)thieno[3,2-b]pyridin-2-yl)benzyl)pyrrolidin-2-one

Conditions
ConditionsYield
With ammonium chloride In water100%
hydrogenchloride
7647-01-0

hydrogenchloride

Fe(57)Cl2

Fe(57)Cl2

Conditions
ConditionsYield
In water at 60℃; for 47h;100%
zinc diacetate
557-34-6

zinc diacetate

oxalic acid
144-62-7

oxalic acid

(x)Ni(2+)*(1-x)Zn(2+)*2Fe(2+)*3C2O4(2-)*99H2O

(x)Ni(2+)*(1-x)Zn(2+)*2Fe(2+)*3C2O4(2-)*99H2O

Conditions
ConditionsYield
In acetic acid heating of iron powder in a twofold excess of 1.5-2.0 M acetic acid under a N2 atmosphere; stirring; addn. of a soln. of Zn(2+) and Ni(2+) acetate; boilig; addn. of 3-5% excess 1 M oxalic acid; boiling for 1 h; filtration;; washing and drying at 100°C;;99.8%
In acetic acid heating of iron powder in a twofold excess of 1.5-2.0 M acetic acid under a N2 atmosphere; stirring; addn. of a soln. of Zn(2+) and Ni(2+) acetate; boilig; addn. of 3-5% excess 1 M oxalic acid; boiling for 1 h;; frozen ppt. with liquid N2 (with total mother soln.) and then freeze dried;;
2,6-dichlorotoluene
118-69-4

2,6-dichlorotoluene

2,4-dichloro-3-methylbromobenzene
127049-87-0

2,4-dichloro-3-methylbromobenzene

Conditions
ConditionsYield
With bromine; iodine In tetrachloromethane; (2S)-N-methyl-1-phenylpropan-2-amine hydrate99.5%
3-allyl-6-methyl-6-(3-nitrophenyl)-3-azabicyclo[3.1.0]hexan-2-one

3-allyl-6-methyl-6-(3-nitrophenyl)-3-azabicyclo[3.1.0]hexan-2-one

3-allyl-6-(3-aminophenyl)-6-methyl-3-azabicyclo[3.1.0]hexan-2-one

3-allyl-6-(3-aminophenyl)-6-methyl-3-azabicyclo[3.1.0]hexan-2-one

Conditions
ConditionsYield
With calcium chloride In methanol; ethanol; dichloromethane; water99%
2,6-dibromo-4-nitro-pyridine 1-oxide
98027-81-7

2,6-dibromo-4-nitro-pyridine 1-oxide

4-amino-2,6-dibromopyridine
39771-34-1

4-amino-2,6-dibromopyridine

Conditions
ConditionsYield
With acetic acid99%
ferrous(II) sulfate heptahydrate

ferrous(II) sulfate heptahydrate

2,2,4-trimethyl-4-[5-nitro-3-(3-phenylprop-2-ynyloxy)phenyl]-1,3-dioxolane
131341-02-1

2,2,4-trimethyl-4-[5-nitro-3-(3-phenylprop-2-ynyloxy)phenyl]-1,3-dioxolane

4-[5-amino-3-(3-phenylprop-2-ynyloxy)phenyl]-2,2,4-trimethyl-1,3-dioxolane

4-[5-amino-3-(3-phenylprop-2-ynyloxy)phenyl]-2,2,4-trimethyl-1,3-dioxolane

Conditions
ConditionsYield
With hydrogenchloride; triethylamine In methanol; water99%
sodium bicarbonate water

sodium bicarbonate water

4-nitro-1-(4-trifluoromethoxyphenoxy)-2-trifluoromethylbenzene
875774-88-2

4-nitro-1-(4-trifluoromethoxyphenoxy)-2-trifluoromethylbenzene

4-(4-trifluoromethoxyphenoxy)-3-trifluoromethyl-aniline
875774-55-3

4-(4-trifluoromethoxyphenoxy)-3-trifluoromethyl-aniline

Conditions
ConditionsYield
With hydrogenchloride In ethanol; water; ethyl acetate99%
trifluorormethanesulfonic acid
1493-13-6

trifluorormethanesulfonic acid

dimethyl sulfoxide
67-68-5

dimethyl sulfoxide

iron(III) triflate - dimethylsulfoxide (1/6.2)

iron(III) triflate - dimethylsulfoxide (1/6.2)

Conditions
ConditionsYield
With oxygen In dimethyl sulfoxide metal. Fe under O2 atm. treated with DMSO and triflic acid (3 equiv.) in3 portions, heated at 100°C for 24 h;99%
picoline
108-89-4

picoline

thiourea
17356-08-0

thiourea

[4-methylpyridinium]2[Fe(isothiocyanate)4(4-methylpyridine)2]*2(4-methylpyridine)

[4-methylpyridinium]2[Fe(isothiocyanate)4(4-methylpyridine)2]*2(4-methylpyridine)

Conditions
ConditionsYield
In further solvent(s) under Ar atm. using Schlenk techniques; metal powder, thiourea (excess),4-methylpyridine refluxed overnight; soln. refluxed for 4 ds; soln. coo led to room temp.; soln. layered (hexane); crystn.;99%
trifluorormethanesulfonic acid
1493-13-6

trifluorormethanesulfonic acid

iron(II) triflate

iron(II) triflate

Conditions
ConditionsYield
In water stoich., Fe powder dissolved in aq. soln. of CF3SO3H by heating; ppt. filtered, dried (air), elem. anal.;99%
In water metal compd. dissolved in aq. soln. of triflic acid; filtered, cocd., crystd., dried at 200°C for several h;
In water mixed, warmed in water;
6,6-Diphenylfulvene
2175-90-8

6,6-Diphenylfulvene

1,1'-bis(diphenylmethyl)ferrocene

1,1'-bis(diphenylmethyl)ferrocene

Conditions
ConditionsYield
In acetonitrile Electrolysis; iron anode, 0.1 M tetraethylammonium bromide base electrolyte, inert atmosphere, 40°C, current density 5 mA/cm*2; pptn. on water diln., collection (filtn.), dissoln. (acetone), repptn. on hexane addn., recrystn. (acetone);99%
In dimethyl sulfoxide Electrolysis; iron anode, sodium bromide base electrolyte, inert atmosphere, 40°C, current density 5 mA/cm*2; pptn. on water diln., collection (filtn.), dissoln. (acetone), repptn. on hexane addn., recrystn. (acetone);<80

Iron History

   The first wrought Iron used by mankind during prehistory came from meteors. The smelting of iron in bloomeries began in the second millennium BC. Artefacts from smelted iron occur in India from 1800-1200 BC.in the Levant from about 1500 BC.
   Cast Iron was first produced in China about 550 BC, but not in Europe until the medieval period.  

Iron Consensus Reports

Reported in EPA TSCA Inventory.

Iron Analytical Methods

For occupational chemical analysis use NIOSH: Elements (ICP), 7300; Metals in Urine (ICP), 8310.

Iron Specification

The IUPAC name of this chemical is Iron. With the CAS registry number 7439-89-6 and EINECS registry number 231-096-4, it is also named as Iron, elemental. In addition, the molecular formula is Fe and the molecular weight is 55.85. It is a kind of and belongs to the classes of Inorganics; Alphabetic; Analytical Standards; Application CRMs; ICertified Reference Materials (CRMs); Industrial Raw MaterialsReference/Calibration Standards; IRMM/BCR Certified Reference Materials; Matrix CRMs; Reactor DosimetryCertified Reference Materials (CRMs); Reactor Neutron Dosimetry; Reactor Neutron DosimetryCertified Reference Materials (CRMs).

Preparation of Iron: it can be prepared by iron hydroxide or iron oxide with hydrogen. It is a kind of reduction reaction. The equations are as follows: 2Fe(OH)3 + 3H2 → 2Fe + 6H2O; Fe2O3 + 3H2 → 2Fe + 3H2O. Also it can be get by oxalic acidiron and ammonia. The reaction temperature is 400-500 °C. You should get the oxalic acidiron from sulfuric acidiron and sodium oxalate at first.

Uses of Iron: it can react with water to get iron oxide. The equations are as follows: Fe + H2O → FeO + H2; 2Fe + 3H2O → Fe2O3 + 3H2; 3Fe + 4H2O → Fe3O4 + 4H2. And it reacts with oxygen in the air to form various oxide and hydroxide compounds; the most common are iron(II,III) oxide (Fe3O4), and iron(III) oxide (Fe2O3). In addition, it is used as gel, catalyst, absorbent, reductant and sintering surfactant. Also it can be used for powder metallurgy products, mechanical parts products and hard alloy material products. Moreover, it can be used in preparation of magnets, drugs, ink, paint and abrasive.

You can still convert the following datas into molecular structure:
(1)SMILES: [Fe]
(2)InChI: InChI=1/Fe
(3)InChIKey: XEEYBQQBJWHFJM-UHFFFAOYAG

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
child TDLo oral 77mg/kg (77mg/kg) BEHAVIORAL: IRRITABILITY

GASTROINTESTINAL: NAUSEA OR VOMITING

BLOOD: NORMOCYTIC ANEMIA
Journal of Toxicology, Clinical Toxicology. Vol. 25, Pg. 251, 1987.
guinea pig LD50 oral 20gm/kg (20000mg/kg)   Indian Journal of Pharmacy. Vol. 13, Pg. 240, 1951.
rabbit LDLo intraperitoneal 20mg/kg (20mg/kg)   National Technical Information Service. Vol. PB158-508,
rat LD50 oral 30gm/kg (30000mg/kg)   Indian Journal of Pharmacy. Vol. 13, Pg. 240, 1951.

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