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5-Hydroxy-1-Tetralone

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Name

5-Hydroxy-1-Tetralone

EINECS 248-958-0
CAS No. 28315-93-7 Density 1.236 g/cm3
PSA 37.30000 LogP 1.91120
Solubility N/A Melting Point 206-209 °C(lit.)
Formula C10H10O2 Boiling Point 325.3 °C at 760 mmHg
Molecular Weight 162.188 Flash Point 138.1 °C
Transport Information N/A Appearance yellowish crystalline powder
Safety 22-24/25-37/39-26 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 28315-93-7 (5-Hydroxy-1-tetralone) Hazard Symbols IrritantXi
Synonyms

1,2,3,4-Tetrahydro-1-oxo-5-hydroxynaphthalene;3,4-Dihydro-5-hydroxy-1(2H)-naphthalenone;5-Hydroxy-3,4-dihydro-1(2H)-naphthalenone;5-Hydroxy-a-tetralone;5-Hydroxytetralone;5-Hydroxy-1-tetralone;

Article Data 21

5-Hydroxy-1-Tetralone Synthetic route

40771-26-4

1,2,3,4-tetrahydro-1,5-dihydroxy-naphthalene

28315-93-7

5-Hydroxy-1-tetralone

Conditions
ConditionsYield
With tert.-butylhydroperoxide; zircornium(IV) n-propoxide In dichloromethane at 20℃; for 18h;96%
83-56-7

1,5-dihydroxynaphthalene

28315-93-7

5-Hydroxy-1-tetralone

Conditions
ConditionsYield
With aluminum tri-bromide; cyclohexane In various solvent(s) at 25℃; for 48h;88%
With palladium on activated charcoal; ammonium formate In water; butan-1-ol at 120℃; for 3h; Temperature; Solvent; Reagent/catalyst; Further stages;83.3%
Stage #1: 1,5-dihydroxynaphthalene With hydrogen; sodium hydroxide; palladium 10% on activated carbon In water; isopropyl alcohol at 20 - 80℃; under 5171.62 Torr; Autoclave;
Stage #2: With hydrogenchloride In water pH=~ 2;
60%
Stage #1: 1,5-dihydroxynaphthalene With hydrogen; sodium hydroxide; palladium 10% on activated carbon In water; isopropyl alcohol at 80℃; under 5171.62 Torr; for 20h; Autoclave;
Stage #2: With hydrogenchloride In water pH=~ 2;
60%
With palladium 10% on activated carbon; hydrogen; sodium hydroxide In water; isopropyl alcohol at 80℃; under 8250.83 Torr; for 24h; Autoclave;53%
33892-75-0

5-Methoxy-1-tetralone

28315-93-7

5-Hydroxy-1-tetralone

Conditions
ConditionsYield
With hydrogen bromide; acetic acid for 0.75h; Heating;85%
With 1-N-ferrocenylmethyl benzimidazole tagged polymer In N,N-dimethyl-formamide Reflux;82%
With hydrogen bromide In acetic acid for 24h; Heating;
3041-17-6

4,5-dihydro-3H-benzo[b]oxepin-2-one

A

35387-19-0

2-hydroxybenzenebutanoic acid

B

28315-93-7

5-Hydroxy-1-tetralone

Conditions
ConditionsYield
With PPA at 80℃; for 3h;A 55%
B 7%
79950-42-8

2-allyl-3-hydroxy-benzaldehyde

A

28315-93-7

5-Hydroxy-1-tetralone

B

99678-01-0

4-hydroxy-2-methyl-2,3-dihydro-1H-inden-1-one

Conditions
ConditionsYield
With acetic acid; L-proline at 120℃; for 24h; Green chemistry;A 40%
B 42%
529-34-0

3,4-dihydronaphthalene-1(2H)-one

A

22009-38-7

7-hydroxy-1-tetralone

B

28315-93-7

5-Hydroxy-1-tetralone

C

1077-69-6

5,8-dihydroxy-1-tetralone

Conditions
ConditionsYield
With dihydrogen peroxide; hydrogen fluoride; antimony pentafluoride at -40℃; for 0.5h; Mechanism; Product distribution;A 30%
B 34%
C 5%
With dihydrogen peroxide; hydrogen fluoride; antimony pentafluoride at -40℃; for 0.5h;A 30%
B 34%
C 5%
91028-13-6

5,6,7,8-tetrahydronaphthalen-1-yl acetate

28315-93-7

5-Hydroxy-1-tetralone

Conditions
ConditionsYield
With chromium(VI) oxide; acetic anhydride; acetic acid at 40℃; und Erhitzen des erhaltenen 5-Acetoxy-1-oxo-tetralins C12H12O3 mit wss.-aethanol.NaOH unter Wasserstoff; substances of mp: about 210 degree;
13913-82-1, 42245-84-1, 42245-85-2, 89448-15-7, 89448-20-4

(4aSR,8aSR)-octahydronaphthalene-1,5-dione

(+-)-1.5-dioxo-trans-decalin

(+-)-1.5-dioxo-trans-decalin

28315-93-7

5-Hydroxy-1-tetralone

Conditions
ConditionsYield
With potassium hydroxide substances of mp: 157 degree;
5-amino-1-oxo-tetralin

5-amino-1-oxo-tetralin

28315-93-7

5-Hydroxy-1-tetralone

Conditions
ConditionsYield
With sulfuric acid Diazotization; substances of mp: about 210 degree;
naphthlindiol-(1.5)

naphthlindiol-(1.5)

28315-93-7

5-Hydroxy-1-tetralone

Conditions
ConditionsYield
With kieselguhr; tetralin; nickel at 120 - 180℃; under 7355.08 - 14710.2 Torr; Hydrogenation; substances of mp: 157 degree;

5-Hydroxy-1-Tetralone Analytical Methods

HPLC(FDA Method)

5-Hydroxy-1-Tetralone Specification

1.Introduction of 5-Hydroxy-1-tetralone

5-Hydroxy-1-tetralone,with its CAS NO of 28315-93-7, is a kind of white to off-white powder. It has synonyms of 1,2,3,4-Tetrahydro-1-oxo-5-hydroxynaphthalene;3,4-Dihydro-5-hydroxy-1(2H)-naphthalenone;5-Hydroxy-3,4-dihydro-1(2H)-naphthalenone;5-Hydroxy-a-tetralone and 5-Hydroxytetralone. It is stable under normal temperatures and pressures.

2.Properties of 5-Hydroxy-1-tetralone

Surface Tension: 52.4 dyne/cmIndex of Refraction: 1.602Density: 1.236 g/cm3Flash Point: 138.1 °CEnthalpy of Vaporization: 59 kJ/molBoiling Point: 325.3 °C at 760 mmHgVapour Pressure: 0.000122 mmHg at 25 °C

3.Structure Descriptors of 5-Hydroxy-1-tetralone

SMILES:O=C2c1cccc(O)c1CCC2

Std. InChI:InChI=1S/C10H10O2/c11-9-5-1-3-7-8(9)4-2-6-10(7)12/h1,3,5,11H,2,4,6H2

Std. InChIKey:YPPZCRZRQHFRBH-UHFFFAOYSA-N

4.Safety profile of 5-Hydroxy-1-tetralone

Hazard Codes:1Xi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 22-24/25-37/39-26-36 
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes. 
S37/39:Wear suitable gloves and eye/face protection. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
WGK Germany: 3

5.Toxicity of 5-Hydroxy-1-tetralone

RTECS#: CAS# 28315-93-7: None listed

LD50/LC50: RTECS: Not available.

Carcinogenicity: 5-Hydroxy-1-tetralone - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.

Other: The toxicological properties have not been fully investigated.

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