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

Names

[ Name ]:
5-methoxy-3,4-dihydro-2H-naphthalen-1-one

[Synonym ]:
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
1(2H)-Naphthalenone, 3,4-dihydro-5-methoxy-
5-Methoxy-1-tetralone
5-methoxy-1,2,3,4-tetrahydro-1-naphthalenone
MFCD00001692

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

[ Storage condition ]:
2~8°C

MSDS

Click to get detail MSDS

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

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

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%