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Merck
CN

I28208

Isoquinoline

97%

Synonym(s):

β-Quinoline, 2-Azanaphthalene, 2-Benzazine, Benzopyridine

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About This Item

Empirical Formula (Hill Notation):
C9H7N
CAS Number:
119-65-3
Molecular Weight:
129.16
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24896011
EC Number:
204-341-8
Beilstein/REAXYS Number:
107549
MDL number:
MFCD00006898

Key Documents

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Product Name

Isoquinoline, 97%

InChI key

AWJUIBRHMBBTKR-UHFFFAOYSA-N

InChI

1S/C9H7N/c1-2-4-9-7-10-6-5-8(9)3-1/h1-7H

SMILES string

c1ccc2cnccc2c1

assay

97%

refractive index

n20/D 1.623 (lit.)

bp

242-243 °C (lit.)

mp

26-28 °C (lit.)

density

1.099 g/mL at 25 °C (lit.)

Quality Level

100

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Application

Isoquinoline can be used as:
  • A catalyst in the synthesis of poly(imide)s.
  • A reactant in the synthesis of N-benzyl isoquinoline-1,3,4-triones using iodine as a catalyst.
  • A reactant in the synthesis of 2H-imidazo[5,1-a]isoquinolinium chloride.

pictograms

Skull and crossbones
GHS06

signalword

Danger

Hazard Classifications

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

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 2

flash_point_f

215.6 °F - closed cup

flash_point_c

102 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
STBK2011
STBJ7583
STBJ4640
STBJ1852
STBG4839V

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Cascade Synthesis of Functionalized 2H-Imidazo [5, 1-a] isoquinolinium Chlorides from Isoquinoline, Chloroformamidines (= Carbamimidoyl Chlorides), and Isocyanides
Yavari I, et al.
Helvetica Chimica Acta, 93(1), 72-76 (2010)
Iodine-catalyzed oxidative multiple C-H bond functionalization of isoquinolines with methylarenes: an efficient synthesis of isoquinoline-1, 3, 4 (2 H)-triones
Zhu D, et al.
Organic & Biomolecular Chemistry, 15(34), 7112-7116 (2017)
Intrinsically microporous poly (imide) s: structure- porosity relationship studied by gas sorption and X-ray scattering
Ritter N, et al.
Macromolecules, 44(7), 2025-2033 (2011)
Jeremy Shonberg et al.
Journal of medicinal chemistry, 56(22), 9199-9221 (2013-10-22)
Biased agonism offers an opportunity for the medicinal chemist to discover pathway-selective ligands for GPCRs. A number of studies have suggested that biased agonism at the dopamine D2 receptor (D2R) may be advantageous for the treatment of neuropsychiatric disorders, including
Viktoras Dryza et al.
The journal of physical chemistry. A, 116(17), 4323-4329 (2012-04-14)
Electronic spectra of the gas-phase isoquinoline(+)-Ar and quinoline(+)-Ar complexes are recorded using photodissociation spectroscopy by monitoring the Ar loss channel. The D(3)←D(0) and D(4)←D(0) band origins for isoquinoline(+)-Ar are observed at 15245 ± 15 cm(-1) and 21960 ± 15 cm(-1)
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