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158283

Sigma-Aldrich

Lepidine

99%

Synonym(s):

4-Methylquinoline

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About This Item

Empirical Formula (Hill Notation):
C10H9N
CAS Number:
491-35-0
Molecular Weight:
143.19
Beilstein/REAXYS Number:
110926
EC Number:
207-734-2
MDL number:
MFCD00006784
UNSPSC Code:
12352100
PubChem Substance ID:
24849728
NACRES:
NA.22

assay

99%

form

liquid

refractive index

n20/D 1.620 (lit.)

bp

261-263 °C (lit.)

mp

9-10 °C (lit.)

density

1.083 g/mL at 25 °C (lit.)

SMILES string

Cc1ccnc2ccccc12

InChI

1S/C10H9N/c1-8-6-7-11-10-5-3-2-4-9(8)10/h2-7H,1H3

InChI key

MUDSDYNRBDKLGK-UHFFFAOYSA-N

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General description

Synthesis of lepidine from 4-anilinobutan-2-one in ethanol in the presence of HCl or FeCl3 has been reported. Nitration of lepidine has been reported.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

235.4 °F - closed cup

flash_point_c

113 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

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Mechanism of the Doebner-Miller lepidine synthesis.
Ogata Y, et al.
Journal of the Chemical Society B: Physical Organic, 805-810 (1969)
H S Seleem et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 74(4), 869-874 (2009-09-22)
The electronic absorption spectra of a hydrazone: 2-[2-(4-methylquinolin-2-yl)hydrazono]-1,2-diphenylethanone (BHQ) derived from 2-hydrazino-4-methylquinoline and 1,2-diphenylethan-1,2-dione (benzil) have been studied in various solvents of different polarities. The dependence of the band shift Deltaupsilon on the solvent parameters viz.D, Z, E(T), DN, AN
The Nitration of Lepidine and 2-Chlorolepidine.
Krahler SE and Burger A.
Journal of the American Chemical Society, 64(10), 2417-2419 (1942)
S D Sutton et al.
Applied and environmental microbiology, 62(8), 2910-2914 (1996-08-01)
Methylquinolines and related N-heterocyclic aromatic compounds are common contaminants associated with the use of hydrocarbons in both coal gasification and wood treatment processes. These compounds have been found in groundwater, and many are known mutagens. A stable, five-member bacterial consortium
S L Pfaller et al.
Canadian journal of microbiology, 45(7), 623-626 (1999-09-25)
Strain Lep1, isolated from a bacterial consortium capable of aerobic degradation of 4-methylquinoline (4-MQ), was chosen for further characterization as it was the only member of the consortium able to grow on 4-MQ in pure culture. Lep1 was identified as
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