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22550

Quinaldine

≥95.0% (GC)

Synonym(s):

2-Methylquinoline

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About This Item

Empirical Formula (Hill Notation):
C10H9N
CAS Number:
91-63-4
Molecular Weight:
143.19
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
57647989
EC Number:
202-085-1
Beilstein/REAXYS Number:
110309
MDL number:
MFCD00006756
Assay:
≥95.0% (GC)
Form:
liquid
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assay

≥95.0% (GC)

form

liquid

refractive index

n20/D 1.612 (lit.)

bp

105-107 °C/10 mmHg (lit.), 248 °C (lit.)

mp

−9-−3 °C (lit.)

solubility

chloroform: soluble(lit.), diethyl ether: soluble(lit.), water: insoluble(lit.)

density

1.058 g/mL at 25 °C (lit.)

SMILES string

Cc1ccc2ccccc2n1

InChI

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

InChI key

SMUQFGGVLNAIOZ-UHFFFAOYSA-N

Gene Information

human ... CYP1A2(1544)

General description

Quinaldine is an organic compound prepared by the Skraup method from crotonaldehyde and aniline with sulfuric acid in the presence of a dehydrogenating agent. Several dyes, including trimethinecyanine dye, pinacyanol dye, vinylogous dye, quinophthalone dye and the quinaldine red are synthesized using quinaldine. Additionally, it is employed in the production of pharmaceuticals, pH indicators, food colorants, oil-soluble dyes, and other chemical compounds.

Application

Quinaldine can be used:
  • In the preparation of squaraine dyes (quinaldine-based squaraine dyes) which is biologically significant and can be used as an metal ion sensor.
  • To prepare the pH sensitive colorimetric chemo sensors.

Features and Benefits

2-methylquinoline is biodegradable.

Disclaimer

may discolor to brown upon storage

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pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Irrit. 2 - Muta. 2 - Skin Irrit. 2

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

174.2 °F - closed cup

flash_point_c

79 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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