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Name	7-Methoxy-1-tetralone	EINECS	229-916-0
CAS No.	6836-19-7	Density	1.124 g/cm³
PSA	26.30000	LogP	2.21420
Solubility	309mg/L at 25℃	Melting Point	59-63 °C(lit.)
Formula	C₁₁H₁₂O₂	Boiling Point	312.3 °C at 760 mmHg
Molecular Weight	176.215	Flash Point	145.8 °C
Transport Information	N/A	Appearance	Off-white powder
Safety	22-24/25-36-26	Risk Codes	20/21/22-36/37/38
Molecular Structure		Hazard Symbols	Xn
Synonyms	7-Methoxy-1,2,3,4-tetrahydro-1-oxonaphthalene;3,4-Dihydro-7-methoxy-1(2H)-naphthalenone;7-Methoxy-1,2,3,4-tetrahydro-1-naphthalenone;	Article Data	69

7-Methoxy-1-tetralone Synthetic route

: 6836-18-6
4-(4-methoxyphenyl) butanoyl chloride

: 6836-19-7
7-Methoxy-1-tetralone

Conditions

Conditions	Yield
With Fe-Al-MCM-41 molecular sieve In toluene at 60℃; for 18h; Green chemistry;	98.4%
unter vermindertem Druck;
With aluminium trichloride; 1,1,2,2-tetrachloroethane at -5℃;

: 32820-10-3
7-methoxy-1,2,3,4-tetrahydro-1-naphthol

: 6836-19-7
7-Methoxy-1-tetralone

Conditions

Conditions	Yield
With acetone In toluene at 80℃; for 0.25h; Flow reactor;	96%

: 4521-28-2
4-(4-Methoxyphenyl)butyric acid

: 6836-19-7
7-Methoxy-1-tetralone

Conditions

Conditions	Yield
With phosphoric acid; phosphorus pentoxide at 70 - 80℃; for 2h;	94%
With trifluoroacetic anhydride In 1,2-dichloro-ethane at 0 - 20℃; Friedel-Crafts acylation;	94%
With trichloroacetic acid anhydride at 70℃; Friedel Crafts acylation; Neat (no solvent);	92%

: 106336-27-0
(7-Methoxy-1,2,3,4-tetrahydro-naphthalen-1-yl)-methanol

: 6836-19-7
7-Methoxy-1-tetralone

Conditions

Conditions	Yield
With dipyridinium dichromate; Celite In dichloromethane at 25℃; for 24h;	79%

: 666177-27-1
dimethyl 1,2-dihydro-4-hydroxy-6-methoxynaphthalene-1,3-dicarboxylate

: 6836-19-7
7-Methoxy-1-tetralone

Conditions

Conditions	Yield
With sodium chloride In dimethyl sulfoxide at 200℃;	65%

: 4-(4-Methoxy-phenyl)-butyryl azide

: 6836-19-7
7-Methoxy-1-tetralone

Conditions

Conditions	Yield
	64%

: 65128-90-7
7-methoxy-8a-methyl-1,2,3,4,6,8a-hexahydro-naphthalen-1-one

A: 6836-19-7
7-Methoxy-1-tetralone

: (6S,8aS)-6-Hydroxy-7-methoxy-8a-methyl-3,4,6,8a-tetrahydro-2H-naphthalen-1-one

: (6R,8aS)-6-Hydroxy-7-methoxy-8a-methyl-3,4,6,8a-tetrahydro-2H-naphthalen-1-one

Conditions

Conditions	Yield
With sodium hydrogencarbonate; 3-chloro-benzenecarboperoxoic acid In dichloromethane at 4℃; pH=8.3;	A 63% B 20% C 12%

: 87543-05-3
1,1-(1,2-Benzenediyldithio)-7-methoxy-1,2,3,4-tetrahydronaphthalene

: 6836-19-7
7-Methoxy-1-tetralone

Conditions

Conditions	Yield
With boron trifluoride diethyl etherate; mercury(II) oxide In tetrahydrofuran; water	62%
With tetrahydrofuran; mercury(II) oxide; boron trifluoride diethyl etherate	56%

: 1202643-83-1
1-(3-methoxyphenyl)cyclobutan-1-ol

: 6836-19-7
7-Methoxy-1-tetralone

Conditions

Conditions	Yield
With potassium carbonate; copper(II) sulfate; Selectfluor In water; acetonitrile at 60℃; for 5h;	59%

: 310897-19-9
8a-allyl-7-methoxy-1,2,3,4,6,8a-hexahydro-naphthalen-1-one

A: 6836-19-7
7-Methoxy-1-tetralone

: (6S,8aS)-8a-Allyl-6-hydroxy-7-methoxy-3,4,6,8a-tetrahydro-2H-naphthalen-1-one

: (6R,8aS)-8a-Allyl-6-hydroxy-7-methoxy-3,4,6,8a-tetrahydro-2H-naphthalen-1-one

Conditions

Conditions	Yield
With sodium hydrogencarbonate; 3-chloro-benzenecarboperoxoic acid In dichloromethane at 4℃; pH=8.3;	A 54% B 22.5% C 12.5%

7-Methoxy-1-tetralone Chemical Properties

IUPAC Name: 7-Methoxy-3,4-dihydro-2H-naphthalen-1-one
Synonyms of 7-Methoxy-1-tetralone (CAS NO.6836-19-7): 7-Methoxy-1,2,3,4-tetrahydronaphthalen-1-one
CAS NO: 6836-19-7
Molecular Formula: C₁₁H₁₂O₂
Molecular Weight: 176.21
Molecular Structure:
EINECS: 229-916-0
H bond acceptors: 2
H bond donors: 0
Freely Rotating Bonds: 1
Polar Surface Area: 26.3 Å²
Index of Refraction: 1.548
Molar Refractivity: 49.84 cm³
Molar Volume: 156.7 cm³
Surface Tension: 40.8 dyne/cm
Density: 1.124 g/cm³
Flash Point: 145.8 °C
Enthalpy of Vaporization: 55.32 kJ/mol
Boiling Point: 312.3 °C at 760 mmHg
Vapour Pressure: 0.000535 mmHg at 25°C
Melting Point: 59-63 °C(lit.)
Appearance: Off-White Powder
Product Categories of 7-Methoxy-1-tetralone (CAS NO.6836-19-7): Benzocycles;Naphthalene derivatives;Aromatics Compounds;Butorphanol;Aromatics;C11 to C12;Carbonyl Compounds;Ketones

7-Methoxy-1-tetralone Uses

7-Methoxy-1-tetralone (CAS NO.6836-19-7) is used for pharmaceutical intermediate.

7-Methoxy-1-tetralone Safety Profile

Safety Information about 7-Methoxy-1-tetralone (CAS NO.6836-19-7):
Hazard Codes: Harmful Xn
Risk Statements: 20/21/22-36/37/38
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 22-24/25-36-26
S22: Do not breathe dust.
S24/25: Avoid contact with skin and eyes.
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

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