2,6-Naphthalenedisulfonic acid disodium salt supplier

Name
2,6-Naphthalenedisulfonic acid disodium salt
EINECS 216-735-7
CAS No. 1655-45-4
Density 1.704g/cm3
Solubility
Melting Point >300 °C(lit.)
Formula C₁₀H₆Na₂O₆S₂
Boiling Point
Molecular Weight 332.266
Flash Point
Transport Information
Appearance Grey powder
Safety 22-24/25
Risk Codes
Molecular Structure
Hazard Symbols Xi
Synonyms 2,6-Naphthalenedisulfonicacid, disodium salt (8CI,9CI);Disodium 2,6-naphthalenedisulfonate;Sodium naphthalene-2,6-disulfonate;2,6-naphthalene-disulphonate;
PSA 131.16000
LogP 2.80960

Synthetic route

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 581-43-1
2,6-Dihydroxynaphthalene

Conditions

Conditions	Yield
With potassium hydroxide at 200℃; for 4h; Reagent/catalyst;	96.9%
Stage #1: disodium 2,6-naphthalenedisulfonate With sodium hydroxide In water at 300℃; for 10h; Autoclave; Stage #2: With tetrakis(actonitrile)copper(I) hexafluorophosphate; tetrahexylammonium chloride In hexane at 50℃; for 3h; Temperature; Reagent/catalyst;	85.2%

: C68H82N6(2+)*2Cl(1-)

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: C68H82N6(2+)*C10H6O6S2(2-)

Conditions

Conditions	Yield
In dichloromethane; water at 20℃; for 2h;	90.6%

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 13827-62-8
2,6-naphthalenedisulfonyl dichloride

Conditions

Conditions	Yield
With phosphorus pentachloride at 120℃; for 2h;	88%
With chlorosulfonic acid In chloroform at 60℃; for 3h; Inert atmosphere; Cooling with ice;	80%
With phosphorus pentachloride	19.7%

: 66-71-7
1,10-Phenanthroline

: nickel(II) nitrate hexahydrate

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: [Ni(1,10-phenanthroline)2(2,6-naphthalenedisulfonate)(H2O)]*2H2O

Conditions

Conditions	Yield
In water High Pressure; at 170°C under autogenous pressure for 50 h; cooled to ambient temp. in open air, decanted, washed (H2O), air-dried; elem. anal.;	86%

...Expand

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 36396-19-7
4,4'-bis diethylamino diphenyl 4''-monoethylamino 1-naphthyl carbocation

: 2C33H40N3(1+)*C10H6O6S2(2-)

Conditions

Conditions	Yield
In methanol; water at 50 - 55℃; for 1h;	86%

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: Victoria Pure Ink Blue BO

: 2C33H40N3(1+)*C10H6O6S2(2-)

Conditions

Conditions	Yield
In water; toluene at 20℃; for 1h;	86%
In methanol; water at 50 - 55℃; for 1h;	86%
In methanol; water at 50 - 55℃; for 1h;	86%

: 288-32-4
1H-imidazole

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 5743-04-4
cadmium(II) acetate dihydrate

: 1253850-71-3
[Cd(imidazole)4(H2O)2][Cd(imidazole)4(2,6-naphthalenedisulfonate)2]

Conditions

Conditions	Yield
In water disodium 2,6-naphthalenedisulfonate, imidazole added to aq. Cd(OAc)2; stirred for 4 h at 70°C; filtered; crystd. after 5 d; elem. anal.;	85%

...Expand

: C70H78N6(2+)*Cl(1-)*Cl(1-)

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: C70H78N6(2+)*C10H6O4S2(2-)

Conditions

Conditions	Yield
Stage #1: disodium 2,6-naphthalenedisulfonate In methanol; water at 50 - 55℃; Stage #2: C70H78N6(2+)Cl(1-)Cl(1-) at 50 - 55℃; for 1h;	84%

: C70H78N6(2+)*Cl(1-)*Cl(1-)

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: C70H78N6(2+)*C10H6O6S2(2-)

Conditions

Conditions	Yield
In methanol; water at 50 - 55℃; for 1h;	84%

: C82H96N6(2+)*2Cl(1-)

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: C82H96N6(2+)*C10H6O6S2(2-)

Conditions

Conditions	Yield
In methanol; water at 50℃; for 1h;	82%

: C70H77ClN6(2+)*2Cl(1-)

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: C70H77ClN6(2+)*C10H6O6S2(2-)

Conditions

Conditions	Yield
In methanol; water at 50℃; for 1h;	81%

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 2001-45-8
tetraphenyl phosphonium chloride

: C10H6O6S2(2-)*2C24H20P(1+)

Conditions

Conditions	Yield
In water	78%

: 56643-83-5
1,4-bis(imidazol-l-yl-methyl)benzene

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 543-90-8
cadmium(II) acetate

: [Cd(naphthalene-2,6-disulfonate)(1,4-bis(imidazol-1-ylmethyl)benzene)]n

Conditions

Conditions	Yield
With nitric acid; sodium hydroxide In water at 160℃; for 72h; pH=4; Autoclave; High pressure;	78%

...Expand

: 66-71-7
1,10-Phenanthroline

: europium(III) nitrate hexahydrate

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: Eu2(1,10-phenanthroline)4(2,6-naphthalenedisulfonate)2(OH)2(H2O)2*2H2O

Conditions

Conditions	Yield
In water High Pressure; mixt. of 2,6-naphthalenedisulfonete disodium salt, 1,10-phenamthroline, Eu(NO3)3*6H2O (1:2:1) in H2O heated in an autoclave at 180°C for 72 h; cooled to room temp.(5°C/h), elem. anal.;	74%

...Expand

: 7732-18-5
water

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 5743-04-4
cadmium(II) acetate dihydrate

: 109-81-9
N-methyl-ethane-1,2-diamine

: [Cd(N-methylethylenediamine)2](2,6-naphthalenedisulfonate)*2H2O

Conditions

Conditions	Yield
In water 2 equiv. of N-methylethylenediamine added with stirring to aq. soln. of Cd compd.; treated with 1 equiv. of sodium 2,6-naphthalenedisulfonate; crystd. over 4 d; elem. anal.;	71%

...Expand

: 66-71-7
1,10-Phenanthroline

: europium(III) nitrate hexahydrate

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: Eu2(1,10-phenanthroline)4(2,6-naphthalenedisulfonate)3(H2O)2*7H2O

Conditions

Conditions	Yield
In water High Pressure; mixt. of 2,6-naphthalenedisulfonete disodium salt, 1,10-phenamthroline, Eu(NO3)3*6H2O (1:4:2) in H2O heated in an autoclave at 180°C for 72 h; cooled to room temp.(5°C/h), elem. anal.;	70%

...Expand

: copper(II) choride dihydrate

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 109-81-9
N-methyl-ethane-1,2-diamine

: bis(N-methylethylenediamine)copper(II) 2,6-naphthalenedisulfonate dihydrate

Conditions

Conditions	Yield
In water 2 equiv. of N-methylethylenediamine added with stirring to aq. soln. of Cu salt; treated with 1 equiv. of Na2(C10H6(SO3)2); crystd. over 2 d; elem. anal.;	68%

...Expand

: 66-71-7
1,10-Phenanthroline

: cobalt(II) nitrate hexahydrate

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: [Co(1,10-phenanthroline)2(2,6-naphthalenedisulfonate)(H2O)]*2H2O

Conditions

Conditions	Yield
In water High Pressure; at 170°C under autogenous pressure for 24 h; cooled to ambient temp. in open air, decanted, washed (H2O), air-dried; elem. anal.;	64%

...Expand

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 5743-04-4
cadmium(II) acetate dihydrate

: 110-70-3
N,N`-dimethylethylenediamine

: [Cd(N,N'-dimethylethylenediamine)2](2,6-naphthalenedisulfonate)

Conditions

Conditions	Yield
In water 2 equiv. of N,N'-dimethylethylenediamine added with stirring to aq. soln. of Cd compd.; treated with 1 equiv. of sodium 2,6-naphthalenedisulfonate; crystd. over 4 d; elem. anal.;	63%

...Expand

: hexakis(imidazole)nickel(II) chloride tetrahydrate

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: C18H24N12Ni*2Na(1+)*C10H6O6S2(2-)

Conditions

Conditions	Yield
In ethanol; water at 20℃;	61%

: 23974-93-8
2,4,5-tris(4-pyridinyl)imidazole

: 142-71-2
copper diacetate

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: [Cu(naphthalene-2,6-disulfonate)0.5(2,4,5-tri(4-pyridyl)imidazole)]n

Conditions

Conditions	Yield
With nitric acid; sodium hydroxide In water at 160℃; for 72h; pH=4.5; Autoclave; High pressure;	55%

...Expand

: 66-71-7
1,10-Phenanthroline

: europium(III) nitrate hexahydrate

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: Eu(1,10-phenanthroline)2(2,6-naphthalenedisulfonate)0.5(OH)(H2O)*0.5(2,6-naphthalenedisulfonate)

Conditions

Conditions	Yield
In water High Pressure; mixt. of 2,6-naphthalenedisulfonete disodium salt, 1,10-phenamthroline, Eu(NO3)3*6H2O (1:1.33:1) in H2O heated in an autoclave at 180°C for 72 h; cooled to room temp.(5°C/h), elem. anal.;	46%

...Expand

: 66-71-7
1,10-Phenanthroline

: europium(III) nitrate hexahydrate

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: Eu(1,10-phenanthroline)(2,6-naphthalenedisulfonate)(OH)

Conditions

Conditions	Yield
In water High Pressure; mixt. of 2,6-naphthalenedisulfonete disodium salt, 1,10-phenamthroline, Eu(NO3)3*6H2O (1:1:1) in H2O heated in an autoclave at 180°C for 72 h; cooled to room temp.(5°C/h), elem. anal.;	41%

...Expand

: copper(II) nitrate trihydrate

: 7732-18-5
water

: 1,1′-(anthracene-9,10-diylbis(methylene))bis(pyridin-1-ium-4-olate)

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: {[Cu(1,1'-(anthracene-9,10-diylbis(methylene))bis(pyridin-1-ium-4-olate))2(H2O)](2,6-NDS)(S)}

Conditions

Conditions	Yield
In N,N-dimethyl acetamide at 70℃; for 96h;	25.4%

...Expand

: aluminium(III) chloride hexahydrate

: 7732-18-5
water

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: iminodiacetic acid disodium salt

: 1310-73-2
sodium hydroxide

: [(Al(IDA)(H2O))2(Al30O8(OH)60(H2O)22)](2,6-NDS)4(SO4)2Cl4(H2O)40

Conditions

Conditions	Yield
Stage #1: aluminium(III) chloride hexahydrate; sodium hydroxide In water at 80℃; Stage #2: iminodiacetic acid disodium salt In water at 80℃; for 24h; Stage #3: water; disodium 2,6-naphthalenedisulfonate at 20℃; for 288h;	23%

...Expand

: gallium(III) trichloride

: aluminium(III) chloride hexahydrate

: 7732-18-5
water

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 1310-73-2
sodium hydroxide

: 4C10H6O6S2(2-)*32.5H2O*Na(1+)*Ga1.11O4Al11.89(OH)24(7+)

Conditions

Conditions	Yield
Stage #1: gallium(III) trichloride; aluminium(III) chloride hexahydrate; water; sodium hydroxide at 90℃; for 168h; Stage #2: disodium 2,6-naphthalenedisulfonate for 240h;	20%

...Expand

: 139-13-9
nitrilotriacetic acid

: aluminium(III) chloride hexahydrate

: 7732-18-5
water

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 1310-73-2
sodium hydroxide

: 7646-85-7
zinc(II) chloride

: [(Zn(nitrilotriacetato)(aqua))2(Al(nitrilotriacetato)(μ2-hydroxido))2(Al30(μ2-hydroxido)54(μ3-hydroxido)6(μ4-O)8(aqua)20)](2,6-naphthalenedisulfonate)5 tetrahexacontahydrate

Conditions

Conditions	Yield
Stage #1: aluminium(III) chloride hexahydrate; sodium hydroxide In water at 80℃; Stage #2: nitrilotriacetic acid; zinc(II) chloride In water at 80℃; for 24h; Stage #3: water; disodium 2,6-naphthalenedisulfonate at 20℃; for 504h;	9%

...Expand

: 829-83-4
diphenylarsane

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 21498-56-6
Naphthylen-(2,6)-bis-diphenylarsin

Conditions

Conditions	Yield
(i) K, EtO(CH2CH2O)2Et, (ii) /BRN= 3642380/; Multistep reaction;

: 1655-45-4
disodium 2,6-naphthalenedisulfonate

: 62-53-3
aniline

: 6410-02-2
N,N'-Diphenyl-2,6-naphthylenediamine

Conditions

Conditions	Yield
With sodium; copper 1.) 180 deg C, 3 h, 2.) 220 deg C, 10 h;; Yield given. Multistep reaction;

2,6-Naphthalenedisulfonic acid disodium salt Chemical Properties

IUPAC Name: Disodium naphthalene-2,6-disulfonate
Empirical Formula: C₁₀H₆Na₂O₆S₂
Molecular Weight: 332.2606
Freely Rotating Bonds: 2
Polar Surface Area: 125.5 Å²
Einecs: 216-735-7
The Cas Register Number of 2,6-Naphthalenedisulfonicacid, sodium salt (1:2) is 1655-45-4.The chemical synonyms of 2,6-Naphthalenedisulfonicacid, sodium salt (1:2) (CAS NO.1655-45-4) are Disodium naphthalene-2,6-disulphonate .The molecular structure of 2,6-Naphthalenedisulfonicacid, sodium salt (1:2) (CAS NO.1655-45-4) is
.

2,6-Naphthalenedisulfonic acid disodium salt Uses

2,6-Naphthalenedisulfonicacid, sodium salt (1:2) (CAS NO.1655-45-4) is used as pharmaceutical intermediate.

2,6-Naphthalenedisulfonic acid disodium salt Safety Profile

Hazard Codes: Xi
Safety Statements: 22-24/25
S22: Do not breathe dust.
S24/25: Avoid contact with skin and eyes.
WGK Germany: 3
Hazard Note: Irritant

Product Name

2,6-Naphthalenedisulfonic acid disodium salt

Synthetic route

2,6-Naphthalenedisulfonic acid disodium salt Chemical Properties

2,6-Naphthalenedisulfonic acid disodium salt Uses

2,6-Naphthalenedisulfonic acid disodium salt Safety Profile

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