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Name	Sodium Cobaltinitrite	EINECS	237-077-7
CAS No.	13600-98-1	Density	N/A
PSA	292.89000	LogP	1.50360
Solubility	Soluble in water	Melting Point	220 °C (dec.)(lit.)
Formula	CoN₆Na₃O₁₂	Boiling Point	N/A
Molecular Weight	403.96	Flash Point	N/A
Transport Information	UN 1479 5.1/PG 2	Appearance	deep yellow to brown crystalline powder
Safety	17-26-36/37	Risk Codes	8-36/37/38-42/43
Molecular Structure		Hazard Symbols	O, Xn
Synonyms	Cobaltate(3-),hexakis(nitrito-N)-, trisodium, (OC-6-11)-;Cobaltate(3-), hexakis(nitrito-kN)-, trisodium, (OC-6-11)- (9CI);Cobaltate(3-), hexanitro-, trisodium (8CI);Sodium hexanitrocobaltate(III)(7CI);Sodium nitrocobaltate(III) (6CI);Sodiumcobaltinitrite (Na3[Co(NO2)6]);Sodium hexanitrocobaltate;Sodium hexanitrocobaltate[Na3[Co(NO2)6]];Sodium nitrocobaltate(III) (Na3[Co(NO2)6]);Trisodiumhexakis(nitro-N)cobaltate(3-);Trisodium hexanitritocobaltate;Trisodiumhexanitritocobaltate(3-);Trisodium hexanitrocobaltate;Trisodiumhexanitrocobaltate(3-);

Sodium Cobaltinitrite Synthetic route

: 13600-98-1
sodium hexanitrocobaltate(III)

: 115482-73-0
Tris(2-pyridylmethyl)ammonium perchlorate

: 115512-30-6
chloro(tris(2-pyridylmethyl)amine)aquacobalt(III) diperchlorate*3.5H2O

Conditions

Conditions	Yield
With hydrogenchloride; perchloric acid In hydrogenchloride byproducts: NO2; dropping aq. soln. of the perchlorate to soln. of the cobaltate, red brown, NO2 evolution on heating (50°C, 0.5h), cooling (ice-bath), pptn. of nitro complexes, 80°C, addn. of HCl, heating(30 min), addn. of HClO4, heating (30 min), evapn.; chromy. on Sephadex with 0.05 M HCl, purple band, eluting, oil, dissolving in H2O, chromy. on Dowex, evapn. in an air stream, elem. anal.;

Yield

With hydrogenchloride; perchloric acid In hydrogenchloride byproducts: NO2; dropping aq. soln. of the perchlorate to soln. of the cobaltate, red brown, NO2 evolution on heating (50°C, 0.5h), cooling (ice-bath), pptn. of nitro complexes, 80°C, addn. of HCl, heating(30 min), addn. of HClO4, heating (30 min), evapn.; chromy. on Sephadex with 0.05 M HCl, purple band, eluting, oil, dissolving in H2O, chromy. on Dowex, evapn. in an air stream, elem. anal.;

: 13600-98-1
sodium hexanitrocobaltate(III)

: N,N-bis(2-pyridylmethyl)ethylenediamine hydrochloride

: sodium perchlorate

: dichloro(N,N-bis(2-pyridylmethyl)ethylenediamine)cobalte(III)perchlorate-water

: chloro(N,N-bis(2-pyridylmethyl)ethylenediamine)aquacobalt(III) diperchlorate*H2O

Conditions

Conditions	Yield
With hydrogenchloride In hydrogenchloride byproducts: NO2; slowly addn. of aq. soln. of uns-penp*HCl to the cobaltate soln., red-brown, NO2 evolution during heating (50°C), addn. of NaClO4, cooling, pptn. of nitro complexes, soln. in concd. HCl, heating (80°C, 0.5h),cooling, evapn., purple solid; chromy. on Sephadex, 2 bands, collecting 2nd band, evapn. in an air stream, dissolving in H2O,chromy. on Dowex, evapn. in air stream, elem. anal.;

Yield

With hydrogenchloride In hydrogenchloride byproducts: NO2; slowly addn. of aq. soln. of uns-penp*HCl to the cobaltate soln., red-brown, NO2 evolution during heating (50°C), addn. of NaClO4, cooling, pptn. of nitro complexes, soln. in concd. HCl, heating (80°C, 0.5h),cooling, evapn., purple solid; chromy. on Sephadex, 2 bands, collecting 2nd band, evapn. in an air stream, dissolving in H2O,chromy. on Dowex, evapn. in air stream, elem. anal.;

: 1333-84-2, 1344-28-1
aluminum oxide

: nickel nitrate(II) nonahydrate

: 13600-98-1
sodium hexanitrocobaltate(III)

Ni-Co/Al2O3: Ni-Co/Al2O3

Conditions

Conditions	Yield
Stage #1: aluminum oxide; nickel nitrate(II) nonahydrate; sodium hexanitrocobaltate(III) With ammonia In water Stage #2: With sodium tetrahydroborate; sodium dodecyl-sulfate; sodium hydroxide at 150 - 400℃; for 8.5h; pH=12; Calcination;

Sodium Cobaltinitrite Chemical Properties

IUPAC Name:  Trisodium; cobalt(3+); nitrous acid
Synonyms:  Sodium cobalt nitrite ; Sodium cobaltnitrite ; Sodium hexanitritocobaltate(III) ; Sodium hexanitrocobaltate ; Sodium Cobaltinitrite ; Cobalt sodium nitrite ; Cobalt (III) sodium nitrite
The Molecular Formula of Sodium Cobaltinitrite (CAS NO.13600-98-1):CoN₆Na₃O₁₂
The Molecular Weight of   Sodium Cobaltinitrite (CAS NO.13600-98-1):403.9355 g/mol
The Molecular Structure of   Sodium Cobaltinitrite (CAS NO.13600-98-1):
Appearance: deep yellow to brown crystalline powder
Melting Point: 220 °C (dec.)(lit.)
Polar Surface Area: 274.92 Å²
Polarizability: 10^-24cm³

Sodium Cobaltinitrite Uses

Sodium Cobaltinitrite ,its Cas Register Number is 13600-98-1.It can be used in a qualitative test for potassium and ammonium ion.

Sodium Cobaltinitrite Safety Profile

Experimental reproductive effects. When heated to decomposition it emits toxic fumes of NO_x and Co.
Hazard Codes: Oxidizing O, Harmful Xn
Risk Statements: 8-36/37/38-42/43
R8 :Contact with combustible material may cause fire.
R36/37/38:Irritating to eyes, respiratory system and skin.
R42/43:May cause sensitization by inhalation and skin contact.
Safety Statements: 17-26-36/37
S17:Keep away from combustible material.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37:Wear suitable protective clothing and gloves.
RIDADR UN: 1479 5.1/PG 2
WGK Germany: 3
RTECS: GF9480000
HazardClass: 5.1
PackingGroup: II

Sodium Cobaltinitrite Specification

Stability: Stable. Contact with conbustible material may cause fire. Incompatible with strong acids, organic materials, amines.

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