197491
2,3-Cyclopentenopyridine
98%
Synonym(s):
6,7-Dihydro-5H-cyclopenta[b]pyridine
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About This Item
Empirical Formula (Hill Notation):
C8H9N
CAS Number:
Molecular Weight:
119.16
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
208-564-1
MDL number:
Product Name
2,3-Cyclopentenopyridine, 98%
InChI key
KRNSYSYRLQDHDK-UHFFFAOYSA-N
InChI
1S/C8H9N/c1-3-7-4-2-6-9-8(7)5-1/h2,4,6H,1,3,5H2
SMILES string
C1Cc2cccnc2C1
assay
98%
refractive index
n20/D 1.544 (lit.)
bp
87-88 °C/11 mmHg (lit.)
density
1.018 g/mL at 25 °C (lit.)
Quality Level
Related Categories
General description
The structural properties of 2,3-cyclopentenopyridine using spectroscopic and computational techniques have been studied. 2,3-Cyclopentenopyridine is present in the side chain of cefpirome (HR 810), a new cephalosporin.
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
10 - Combustible liquids
wgk
WGK 3
flash_point_f
152.6 °F - closed cup
flash_point_c
67 °C - closed cup
ppe
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
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S Arai et al.
The Japanese journal of antibiotics, 43(1), 1-8 (1990-01-01)
Cefpirome (HR 810) is a new cephalosporin with a 2,3-cyclopentenopyridine group in the 3-position side chain. It was compared with other cephem antibiotics in protective and therapeutic effects on various experimental infections, systemic and local, in mice and rats. HR
Aldrichimica Acta, 11, 13-13 (1978)
Abdulaziz A Al-Saadi et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 71(2), 326-331 (2008-02-12)
The structural properties of 2,3-cyclopentenopyridine (pyrindan) have been investigated using several spectroscopic and computational techniques. The Raman and infrared spectra of the molecule have been recorded and a full vibrational assignment was proposed on the basis of experimental and theoretical
Jonita Stankevičiūtė et al.
Scientific reports, 6, 39129-39129 (2016-12-17)
Pyridinols and pyridinamines are important intermediates with many applications in chemical industry. The pyridine derivatives are in great demand as synthons for pharmaceutical products. Moreover, pyridines are used either as biologically active substances or as building blocks for polymers with
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