1,5-Dihydroxy naphthalene supplier

Name
1,5-Dihydroxy naphthalene
EINECS 201-487-4
CAS No. 83-56-7
Article Data35
CAS DataBase
Density 1.33 g/cm³
Solubility Soluble in water.
Melting Point 259-261 °C (dec.)(lit.)
Formula C₁₀H₈O₂
Boiling Point 375.4 °C at 760 mmHg
Molecular Weight 160.172
Flash Point 193.5 °C
Transport Information
Appearance gray powder
Safety 22-24/25-61-39-29-26
Risk Codes 22-51/53-36-36/37/38
Molecular Structure
Hazard Symbols Xn, N, Xi
Synonyms 1,5-Dihydroxynaphthaline;1,5-Naphthohydroquinone;C.I. 76625;DurafurDeveloper E;1,5-Naphthalenediol;Oxidation Base;
PSA 40.46000
LogP 2.25100

Synthetic route

: 605-89-0
1,5-diacetoxynaphthalene

A: 83-56-7
1,5-dihydroxynaphthalene

B: 94807-85-9
5-hydroxynaphthalen-1-yl acetate

Conditions

Conditions	Yield
With lipase of Pseudomonas sp; water In various solvent(s) at 25℃; for 2.5h; Hydrolysis; deacetylation;	A 60% B 40%

: 10075-63-5
1,5-dimethoxynaphthalene

A: 3588-80-5
5-methoxynaphthalen-1-ol

B: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
With Cyclohexyl iodide In N,N-dimethyl-formamide for 2.5h; Heating;	A 43% B 44%

: 90-15-3
α-naphthol

A: 575-38-2
1,7-Dihydroxynaphthalene

B: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
With dihydrogen peroxide; hydrogen fluoride; antimony pentafluoride at -20℃; for 0.5h; Mechanism; Product distribution;	A 17.5% B 25.5%
With dihydrogen peroxide; hydrogen fluoride; antimony pentafluoride at -20℃; for 0.5h;	A 17.5% B 25.5%

: 83-55-6
5-amino-1-naphthol

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
With sodium hydrogensulfite alkal. Verseifung des entstandenen Sulfits;

: 117-59-9
1-hydroxynaphthalene-5-sulphonic acid

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
With potassium carbonate beim Schmelzen;
With potassium carbonate at 200℃;
With sodium hydroxide at 220 - 260℃; beim Schmelzen;

: 84-89-9
1-aminonaphthalene-5-sulfonic acid

: furan-2,3,5(4H)-trione pyridine (1:1)

A: 83-55-6
5-amino-1-naphthol

B: 117-59-9
1-hydroxynaphthalene-5-sulphonic acid

C: 83-56-7
1,5-dihydroxynaphthalene

D: 134-32-7
1-amino-naphthalene

Conditions

Conditions	Yield
at 220 - 300℃; im Autoklaven;

...Expand

: 84-89-9
1-aminonaphthalene-5-sulfonic acid

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
With sodium hydroxide at 220 - 300℃; unter Druck;

: 8-hydroxy-4-oxo-1,2,3,4-tetrahydro-naphthalene-2-sulfonic acid ; sodium salt

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
beim Erhitzen;

: 81-04-9
naphthalene-1,5-disulfonate

: 83-56-7
1,5-dihydroxynaphthalene

: 81-04-9
naphthalene-1,5-disulfonate

alkalies: alkalies

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
at 300℃;
at 220 - 260℃;

: 2243-62-1
1,5-diaminonaphthalene

sodium disulfite: sodium disulfite

A: 83-55-6
5-amino-1-naphthol

B: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
Behandeln des Reaktionsprodukts mit Alkali;

...Expand

: 83-55-6
5-amino-1-naphthol

sodium disulfite: sodium disulfite

alkali: alkali

: 83-56-7
1,5-dihydroxynaphthalene

...Expand

: 91-20-3
naphthalene

A: 571-60-8
1,4-Dihydroxynaphthalene

B: 90-15-3
α-naphthol

C: 582-17-2
2,7-Dihydroxynaphthalene

D: 569-42-6
1,8-dihydroxynaphthalene

E: 83-56-7
1,5-dihydroxynaphthalene

F: 135-19-3
β-naphthol

G all disubstituted naphthalenes; trisubstituted naphthalenes: all disubstituted naphthalenes; trisubstituted naphthalenes

Conditions

Conditions	Yield
With n-butyllithium; potassium tert-butylate Product distribution; multistep reaction; isomer distribution as a function of the solvent and conditions (THF only monosubstitution), also after reaction with Me2SO4;

...Expand

naphthalene-1.5-disulfonate sodium: naphthalene-1.5-disulfonate sodium

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
With potassium carbonate at 300℃;
With potassium carbonate at 220 - 260℃;

: 117-59-9
1-hydroxynaphthalene-5-sulphonic acid

potash: potash

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
at 200℃; beim Schmelzen;
beim Schmelzen;

: 117-59-9
1-hydroxynaphthalene-5-sulphonic acid

sodium hydroxide: sodium hydroxide

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
at 220 - 260℃; beim Schmelzen;

: 861353-26-6
5-hydroxy-1-oxo-1,2,3,4-tetrahydronaphthalene-3-sulfonic acid

aqueous NaOH-solution: aqueous NaOH-solution

: 83-56-7
1,5-dihydroxynaphthalene

: C16H16N2O6*C10H8O2

A: 83-56-7
1,5-dihydroxynaphthalene

B: 533933-41-4
C16H16N2O6

Conditions

Conditions	Yield
In chloroform at 24.85℃; Equilibrium constant;

: 72493-43-7
4-acetylamino-8-amino-naphthalene-1-sulfonic acid

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
Multi-step reaction with 4 steps 1: NaOH-solution 2: sodium disulfite / man behandelt das Produkt mit Natronlauge 3: hydrochloric acid 4: NaHSO3 / alkal. Verseifung des entstandenen Sulfits View Scheme

: 4-acetylamino-8-nitro-naphthalene-1-sulfonic acid

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
Multi-step reaction with 5 steps 1: zinc dust; hydrochloric acid / 30 °C 2: NaOH-solution 3: sodium disulfite / man behandelt das Produkt mit Natronlauge 4: hydrochloric acid 5: NaHSO3 / alkal. Verseifung des entstandenen Sulfits View Scheme

: 152406-24-1
4,8-diamino-naphthalene-1-sulfonic acid

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: sodium disulfite / man behandelt das Produkt mit Natronlauge 2: hydrochloric acid 3: NaHSO3 / alkal. Verseifung des entstandenen Sulfits View Scheme

: 858186-61-5
8-amino-4-hydroxy-naphthalene-1-sulfonic acid

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: hydrochloric acid 2: NaHSO3 / alkal. Verseifung des entstandenen Sulfits View Scheme

: 130-13-2
sodium 4-amino-1-naphthalenesulfonate

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
Multi-step reaction with 6 steps 1: HNO3+H2SO4 2: zinc dust; hydrochloric acid / 30 °C 3: NaOH-solution 4: sodium disulfite / man behandelt das Produkt mit Natronlauge 5: hydrochloric acid 6: NaHSO3 / alkal. Verseifung des entstandenen Sulfits View Scheme

: sodium hydrogensulfite

: 2243-62-1
1,5-diaminonaphthalene

A: 83-55-6
5-amino-1-naphthol

B: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
addn. of alkali;
addn. of alkali;

...Expand

: acid blue 5

A: 1450-72-2
5-methyl-2-hydroxyacetophenone

B: 591-81-1
4-hydroxybutanoic acid

C: 617-48-1
malic acid

D: 19071-34-2
2-hydroxyacrylic acid

E: 83-56-7
1,5-dihydroxynaphthalene

F: 88-58-4
2,5-bis(1,1-dimethylethyl)-1,4-benzenediol

G: 1-aminoethenol

Conditions

Conditions	Yield
With dihydrogen peroxide pH=3; Kinetics; Reagent/catalyst; Concentration; pH-value;

...Expand

: 1655-29-4
disodium 1,5-naphthalenedisulfonate

: 83-56-7
1,5-dihydroxynaphthalene

Conditions

Conditions	Yield
Stage #1: disodium 1,5-naphthalenedisulfonate With sodium hydroxide at 300 - 305℃; for 2h; Large scale; Stage #2: With sulfuric acid at 60℃; for 0.133333h; Temperature; Large scale;	1020 kg

: 83-56-7
1,5-dihydroxynaphthalene

: 481-39-0
5-hydroxynaphtho-1,4-quinone

Conditions

Conditions	Yield
With air; C32H36Br2N4 In methanol; dichloromethane at 20℃; for 1h; Irradiation;	100%
With C39H50N7O2S(1+)*F6P(1-); N,N,N-trimethyl-N-propylammonium bis(trifluoromethanesulfonyl)imide at 25℃; for 3h; Kinetics; UV-irradiation;	100%
With C171H45BF2N4; oxygen In methanol; dichloromethane at 20℃; Kinetics; Quantum yield; Reagent/catalyst;	99.9%

: 83-56-7
1,5-dihydroxynaphthalene

: 4861-79-4
magnesium methyl carbonate

: 25543-68-4
1,5-dihydroxy-2,6-naphthalenedicarboxylic acid

Conditions

Conditions	Yield
In N,N-dimethyl-formamide at 180℃; under 25857.4 Torr; for 6h;	100%

: 83-56-7
1,5-dihydroxynaphthalene

: 106-95-6
allyl bromide

: 127952-72-1
1,5-Di-2-propenoxynaphthalene

Conditions

Conditions	Yield
With potassium carbonate In acetone for 4h; Heating;	100%
With potassium carbonate In tetrahydrofuran; acetone Heating / reflux;	92%
Stage #1: 1,5-dihydroxynaphthalene With potassium carbonate In acetonitrile at 20℃; for 0.25h; Inert atmosphere; Stage #2: allyl bromide In acetonitrile for 12h; Reflux;	90%

: 83-56-7
1,5-dihydroxynaphthalene

: 108-24-7
acetic anhydride

: 605-89-0
1,5-diacetoxynaphthalene

Conditions

Conditions	Yield
With pyridine for 1h;	99%
With pyridine at 20℃; for 12h; Inert atmosphere;	98%
With pyridine at 0 - 100℃; for 8h; Inert atmosphere;	98%

: 83-56-7
1,5-dihydroxynaphthalene

: 628-89-7
2-(2-Chloroethoxy)ethanol

: 136133-14-7
1,5-bis[2-(2-hydroxyethoxy)ethoxy]naphthalene

Conditions

Conditions	Yield
With potassium carbonate In acetonitrile at 82℃;	99%
With potassium carbonate; potassium iodide In N,N-dimethyl-formamide at 80℃; for 12h; Inert atmosphere;	75%
With potassium carbonate In N,N-dimethyl-formamide Heating;	67%

: 35466-83-2
allyl methyl carbonate

: 83-56-7
1,5-dihydroxynaphthalene

: 127952-72-1
1,5-Di-2-propenoxynaphthalene

Conditions

Conditions	Yield
With tris-(dibenzylideneacetone)dipalladium(0) In tetrahydrofuran at 25℃; for 24h; Condensation;	99%

: 108-05-4
vinyl acetate

: 83-56-7
1,5-dihydroxynaphthalene

: 605-89-0
1,5-diacetoxynaphthalene

Conditions

Conditions	Yield
With 1,4-diaza-bicyclo[2.2.2]octane In neat (no solvent) at 70 - 140℃; for 0.183333h; Microwave irradiation;	99%
With sodium carbonate In acetonitrile at 120℃; for 24h; Schlenk technique;	47%

: 358-23-6
trifluoromethylsulfonic anhydride

: 83-56-7
1,5-dihydroxynaphthalene

: 152873-79-5
naphthalene-1,5-diyl bis(trifluoromethanesulfonate)

Conditions

Conditions	Yield
With pyridine In dichloromethane at 0 - 20℃; for 0.25h; Inert atmosphere; Schlenk technique;	98%
With pyridine In dichloromethane at 0 - 20℃; for 8h;	97%
With pyridine In dichloromethane at 0 - 20℃; Inert atmosphere;	96%

: 83-56-7
1,5-dihydroxynaphthalene

: 77-78-1
dimethyl sulfate

: 10075-63-5
1,5-dimethoxynaphthalene

Conditions

Conditions	Yield
With sodium dithionite; tetrabutylammomium bromide; sodium hydroxide In tetrahydrofuran; water at 20 - 30℃; Inert atmosphere;	98%
With potassium carbonate In acetone Inert atmosphere; Reflux;	95.2%
With potassium carbonate In acetone for 18h; Reflux; Inert atmosphere;	88%

: 83-56-7
1,5-dihydroxynaphthalene

: 627-30-5
1-chloro-3-hydroxypropane

: 220223-39-2
1,5-bis(3-hydroxypropoxy)naphthalene

Conditions

Conditions	Yield
Stage #1: 1,5-dihydroxynaphthalene With potassium carbonate In acetonitrile for 1h; Inert atmosphere; Reflux; Stage #2: 1-chloro-3-hydroxypropane With potassium iodide In acetonitrile for 24h; Inert atmosphere; Heating;	98%
With caesium carbonate In acetonitrile Reflux;	45%

: 83-56-7
1,5-dihydroxynaphthalene

: 123-30-8
4-amino-phenol

: 5-hydroxy-4-((4-hydroxyphenyl)imino)naphthalen-1(4H)-one

Conditions

Conditions	Yield
With oxygen; rose bengal In water for 5h; Irradiation; Green chemistry;	98%

: 83-56-7
1,5-dihydroxynaphthalene

: 70-11-1
α-bromoacetophenone

: 1,5-bis(1-phenyl-ethan-1-one-2-yloxy)-naphthalene

Conditions

Conditions	Yield
With potassium carbonate In acetone for 18h; Reflux;	97%
With potassium carbonate In acetonitrile for 4h; Heating;	71%

: 83-56-7
1,5-dihydroxynaphthalene

: 162934-16-9
ethyl 6-O-(tert-butyldiphenylsilyl)-4-O-methoxycarbonyl-2,3-dideoxy-α-D-erythro-hex-2-enopyranoside

: 1,5-bis-(ethyl 6-O-tert-butyldiphenylsilyl-2,3-dideoxy-α-D-erythro-hex-2-enopyranosyl-4-oxy)naphthalene

Conditions

Conditions	Yield
tris-(dibenzylideneacetone)dipalladium(0); 1,4-di(diphenylphosphino)-butane In tetrahydrofuran at 25℃; for 20h;	97%

: 83-56-7
1,5-dihydroxynaphthalene

: 122-04-3
4-nitro-benzoyl chloride

: 151010-39-8
5-[(4-nitrobenzoyl)oxy]-1-naphthyl 4-nitrobenzoate

Conditions

Conditions	Yield
With pyridine; dmap at 0 - 140℃;	97%
With sodium hydroxide In dichloromethane; water at 10℃; for 3h; Inert atmosphere;

: 83-56-7
1,5-dihydroxynaphthalene

: 106-49-0
p-toluidine

: 133586-45-5
5-hydroxy-4-(p-tolyl)-imino-1-naphthalenone

Conditions

Conditions	Yield
With sodium periodate In methanol; ethanol at 20℃; for 1h;	96%

: 83-56-7
1,5-dihydroxynaphthalene

: 123-11-5
4-methoxy-benzaldehyde

: 109-77-3
malononitrile

: 128405-15-2
3,9-Diamino-1,7-bis-(4-methoxy-phenyl)-1,7-dihydro-4,10-dioxa-chrysene-2,8-dicarbonitrile

Conditions

Conditions	Yield
With aluminum oxide; potassium fluoride In ethanol at 80℃;	96%

...Expand

: ammonium hexafluorophosphate

: 4,4'-bis((η6-4-chlorophenoxy-η5-cyclopentadienyl)iron)biphenyl hexafluorophosphate

: 83-56-7
1,5-dihydroxynaphthalene

: C10H6(OC6H4(Fe(C5H5))OC12H8OC6H4Cl(Fe(C5H5)))2(4+)*4PF6(1-)=[C10H6(OC6H4(Fe(C5H5))OC12H8OC6H4Cl(Fe(C5H5)))2](PF6)4

Conditions

Conditions	Yield
With K2CO3; HCl In N,N-dimethyl-formamide stirring stoich. amts. of Fe-complex and C10H6(OH)2 with excess of K2CO3 (N2-atmosphere, room temp., 16 h), filtration into 10% HCl (pptn.), dissoln. on addn. of Me2CO washings, concn., addn. of concd. aq. NH4PF6 (pptn.); collection (filtration), washing (cold water), drying (vac.), washing (Et2O), drying; elem. anal.;	96%

...Expand

: 83-56-7
1,5-dihydroxynaphthalene

: 244775-40-4
naphthalene-1,5-diylbis(dimethylphosphoramidite)

: 244775-44-8
N3,N3,N16,N16-tetramethyl-2,4,15,17-tetraoxa-3,16-diphosphapentacyclo[20.4.0.05,10.09,14.018,23]hexacosa-1(22),5(10),6,8,11,13,18,20,23,25-decaene-3,16-diamine

Conditions

Conditions	Yield
In acetonitrile Cyclization;	95%
In acetonitrile Cyclization;

: 83-56-7
1,5-dihydroxynaphthalene

: 77544-60-6
p-toluenesulfonic acid 2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethyl ester

: 168211-64-1
2-[2-(2-{2-[5-(2-{2-[2-(2-hydroxy-ethoxy)-ethoxy]-ethoxy}-ethoxy)-naphthalen-1-yloxy]-ethoxy}-ethoxy)-ethoxy]-ethanol

Conditions

Conditions	Yield
With potassium carbonate; lithium bromide In acetonitrile for 24h; Heating;	94%
With potassium carbonate; lithium bromide In acetonitrile for 24h; Reflux;	94%
With potassium carbonate; lithium bromide In acetonitrile for 36h; Heating;	90%

: 83-56-7
1,5-dihydroxynaphthalene

: 874-42-0
2,4-dichlorobenzaldeyhde

: 109-77-3
malononitrile

: 3,9-diamino-1,7-bis-(2,4-dichloro-phenyl)-1,7-dihydro-4,10-dioxa-chrysene-2,8-dicarbonitrile

Conditions

Conditions	Yield
With aluminum oxide; potassium fluoride In ethanol at 80℃;	94%

...Expand

: 83-56-7
1,5-dihydroxynaphthalene

: 105-39-5
chloroacetic acid ethyl ester

: 32386-24-6
diethyl 2,2'-(naphthalene-1,5-diylbis(oxy))diacetate

Conditions

Conditions	Yield
With potassium carbonate In N,N-dimethyl-formamide	93%
With potassium carbonate In acetonitrile for 12h; Reflux;	79.1%

: 83-56-7
1,5-dihydroxynaphthalene

: 104-88-1
4-chlorobenzaldehyde

: 109-77-3
malononitrile

: 130944-08-0
2,8-diamino-4,10-bis(4-chlorophenyl)-3,9-dicyano-4H,10H-chromeno[8,7-h]chromene

Conditions

Conditions	Yield
With aluminum oxide; potassium fluoride In ethanol at 80℃;	93%
With triethylamine In ethanol for 0.166667h; Heating;	82%

...Expand

: 96-49-1
[1,3]-dioxolan-2-one

: 83-56-7
1,5-dihydroxynaphthalene

: 14031-45-9
2,2'-(naphthalene-1,5-diylbis(oxy))bis(ethan-1-ol)

Conditions

Conditions	Yield
With 18-crown-6 ether; Aliquat 336; potassium hydroxide In 1,4-dioxane Inert atmosphere;	92%
With 1,4-dioxane; methanol; N-benzyl-trimethylammonium hydroxide

: 83-56-7
1,5-dihydroxynaphthalene

: 141-97-9
ethyl acetoacetate

: 21353-16-2
7-hydroxy-4-methyl-benzo[h]chromen-2-one

Conditions

Conditions	Yield
With MnSb2O6-chitosan nanocomposite In neat (no solvent) at 80℃; for 0.5h; Pechmann Condensation;	92%
With silica supported boric trisulfuric anhydride In neat (no solvent) at 85℃; for 1.25h; Pechmann Condensation;	90%
With sulfuric acid In water at 20℃; for 24h; Condensation;	87%

: 83-56-7
1,5-dihydroxynaphthalene

: 105-36-2
ethyl bromoacetate

: 32386-24-6
diethyl 2,2'-(naphthalene-1,5-diylbis(oxy))diacetate

Conditions

Conditions	Yield
With potassium carbonate In acetone for 21h; Reflux;	92%
With potassium carbonate; acetone; potassium iodide

: 83-56-7
1,5-dihydroxynaphthalene

: 1608-26-0
Hexamethylphosphorous triamide

: 244775-40-4
naphthalene-1,5-diylbis(dimethylphosphoramidite)

Conditions

Conditions	Yield
In acetonitrile at 20℃; Substitution;	92%
In acetonitrile Substitution;
In acetonitrile at 20℃; for 2h;
In acetonitrile

: 83-56-7
1,5-dihydroxynaphthalene

: 874-60-2
4-methyl-benzoyl chloride

: C26H20O4

Conditions

Conditions	Yield
at 120℃; for 0.5h;	92%

: 83-56-7
1,5-dihydroxynaphthalene

: 99-61-6
3-nitro-benzaldehyde

: 109-77-3
malononitrile

: 3,9-diamino-1,7-bis-(3-nitro-phenyl)-1,7-dihydro-4,10-dioxa-chrysene-2,8-dicarbonitrile

Conditions

Conditions	Yield
With aluminum oxide; potassium fluoride In ethanol at 80℃;	92%

...Expand

: 83-56-7
1,5-dihydroxynaphthalene

: 42749-28-0
toluene-4-sulfonic acid 2-[2-(2-{2-[2-(2-hydroxy-ethoxy)-ethoxy]-ethoxy}-ethoxy)-ethoxy]-ethyl ester

: 309920-44-3
2-{2-[2-(2-{2-[2-(5-{2-[2-(2-{2-[2-(2-hydroxy-ethoxy)-ethoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-naphthalen-1-yloxy)-ethoxy]-ethoxy}-ethoxy)-ethoxy]-ethoxy}-ethanol

Conditions

Conditions	Yield
With potassium carbonate; lithium bromide In acetonitrile for 36h; Heating;	92%
With potassium carbonate; potassium iodide In N,N-dimethyl-formamide at 100℃;	84%
With potassium carbonate In acetone for 20h; Heating;	47%
With potassium carbonate; potassium iodide In acetonitrile for 36h; Heating;

: 83-56-7
1,5-dihydroxynaphthalene

: 71-43-2
benzene

: 5-hydroxy-4-phenyl-1-tetralone

Conditions

Conditions	Yield
With aluminum tri-bromide at 25℃; for 24h;	92%

1,5-Dihydroxy naphthalene Chemical Properties

IUPAC Name: Naphthalene-1,5-diol
Molecular Formula: C₁₀H₈O₂
Molecular Weight: 160.17 g/mol
Canonical SMILES: c12c(c(ccc2)O)cccc1O
InChI: InChI=1/C10H8O2/c11-9-5-1-3-7-8(9)4-2-6-10(7)12/h1-6,11-12H
EINECS: 201-487-4
Classification Code: Mutation data
Product Categories: Intermediates of Dyes and Pigments; Naphthalene derivatives
XLogP3: 1.8
H-Bond Donor: 2
H-Bond Acceptor: 2
Surface Tension: 64.4 dyne/cm
Density: 1.33 g/cm³
Flash Point: 193.5 °C
Enthalpy of Vaporization: 64.73 kJ/mol
Boiling Point: 375.4 °C at 760 mmHg
Melting Point: 259-261 °C (dec.)(lit.)
Vapour Pressure of 1,5-Dihydroxy naphthalene (CAS NO.83-56-7): 3.62E-06 mmHg at 25 °C

1,5-Dihydroxy naphthalene Uses

1,5-Dihydroxy naphthalene (CAS NO.83-56-7) is used as oxidising colouring agents for hair dyeing.

1,5-Dihydroxy naphthalene Toxicity Data With Reference

1.		dlt-oin-oin-par 10 ppm		EVETBX Environmental Entomology. 2 (1973),1029.
2.		dlt-oin-oin-skn 10 ppm		EVETBX Environmental Entomology. 2 (1973),1029.

1,5-Dihydroxy naphthalene Consensus Reports

Reported in EPA TSCA Inventory.

1,5-Dihydroxy naphthalene Safety Profile

Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors.
Hazard Codes: Harmful Xn, Dangerous N, Irritant Xi
Risk Statements: 22-51/53-36-36/37/38
R22: Harmful if swallowed.
R51/53: Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
R36: Irritating to eyes.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 22-24/25-61-39-29-26
S22: Do not breathe dust.
S24/25: Avoid contact with skin and eyes.
S61: Avoid release to the environment. Refer to special instructions / safety data sheets.
S39: Wear eye / face protection.
S29: Do not empty into drains.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 2
RTECS of 1,5-Dihydroxy naphthalene (CAS NO.83-56-7): QJ4740000

1,5-Dihydroxy naphthalene Specification

1,5-Dihydroxy naphthalene (CAS NO.83-56-7), its Synonyms are 1,6-Naphthalenediol ; CI 76625 ; Durafur Developer E ; Oxidation Base ; 1,5-Naphthalenediol . It is gray powder.

Product Name

1,5-Dihydroxy naphthalene

Synthetic route

1,5-Dihydroxy naphthalene Chemical Properties

1,5-Dihydroxy naphthalene Uses

1,5-Dihydroxy naphthalene Toxicity Data With Reference

1,5-Dihydroxy naphthalene Consensus Reports

1,5-Dihydroxy naphthalene Safety Profile

1,5-Dihydroxy naphthalene Specification

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