5-methoxy-3,4-dihydro-2H-naphthalen-1-one

Modify Date: 2025-08-27 21:37:42

5-methoxy-3,4-dihydro-2H-naphthalen-1-one Structure
5-methoxy-3,4-dihydro-2H-naphthalen-1-one structure
 Common Name 5-methoxy-3,4-dihydro-2H-naphthalen-1-one
CAS Number 33892-75-0 Molecular Weight 176.212
Density 1.1±0.1 g/cm3 Boiling Point 313.0±0.0 °C at 760 mmHg
Molecular Formula C11H12O2 Melting Point 87-91 °C(lit.)
MSDS Chinese USA Flash Point 153.1±18.4 °C

 Names

Name 5-methoxy-3,4-dihydro-2H-naphthalen-1-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 313.0±0.0 °C at 760 mmHg
Melting Point 87-91 °C(lit.)
Molecular Formula C11H12O2
Molecular Weight 176.212
Flash Point 153.1±18.4 °C
Exact Mass 176.083725
PSA 26.30000
LogP 2.79
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.549
InChIKey BRCPWISABURVIH-UHFFFAOYSA-N
SMILES COc1cccc2c1CCCC2=O
Storage condition 2~8°C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QK4800000
CHEMICAL NAME :
1(2H)-Naphthalenone, 3,4-dihydro-5-methoxy-
CAS REGISTRY NUMBER :
33892-75-0
BEILSTEIN REFERENCE NO. :
2047383
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C11-H12-O2
MOLECULAR WEIGHT :
176.23
WISWESSER LINE NOTATION :
L66 BVT&J GO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04088

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xn
Risk Phrases R20/21/22
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS QK4800000
HS Code 2914509090

 Synthetic Route

 Customs

HS Code 2914509090
Summary HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 Synonyms

5-methoxy-3,4-dihydronaphthalene-1-one
5-methoxy-3,4-dihydronaphthalenone
EINECS 251-723-5
5-methoxy-3,4-dihydronaphthalen-1(2H)-one
5-Methoxytetralone
3,4-Dihydro-5-methoxy-1(2H)-naphthalenone
5-Methoxy-3,4-dihydro-1(2H)-naphthalenone
5-methoxy-1-oxo-1,2,3,4-tetrahydronaphthalene
5-Methoxy-1,2,3,4-tetrahydronaphthalen-1-one
5-Methoxy-1-tetralone
5-methoxy-1,2,3,4-tetrahydro-1-naphthalenone
MFCD00001692
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Chemsrc provides CAS#:33892-75-0 MSDS, density, melting point, boiling point, structure, etc. Its name is 5-methoxy-3,4-dihydro-2H-naphthalen-1-one>> amp version: 5-methoxy-3,4-dihydro-2H-naphthalen-1-one

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