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HomeProduct name listCyclopenta[b]pyridine

Cyclopenta[b]pyridine

  • CAS NO.:533-37-9
  • Empirical Formula: C8H9N
  • Molecular Weight: 119.16
  • MDL number: MFCD00005933
  • EINECS: 208-564-1
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-03-11 22:19:25
Cyclopenta[b]pyridine Structural

What is Cyclopenta[b]pyridine?

Chemical properties

CLEAR COLORLESS TO BROWNISH LIQUID

The Uses of Cyclopenta[b]pyridine

2,?3-?Cyclopentenopyridine is used as reactant/reagent for ruthenium-mediated dual catalytic reactions of isoquinoline via C-H activation and dearomatization for isoquinolone.

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.

Properties of Cyclopenta[b]pyridine

Melting point: 117 °C
Boiling point: 87-88 °C/11 mmHg (lit.)
Density  1.018 g/mL at 25 °C (lit.)
refractive index  n20/D 1.544(lit.)
Flash point: 153 °F
storage temp.  Sealed in dry,Room Temperature
solubility  Chloroform (Slightly), Methanol (Slightly)
pka 6.19±0.20(Predicted)
form  clear liquid
color  Colorless to Red to Green
CAS DataBase Reference 533-37-9(CAS DataBase Reference)
NIST Chemistry Reference 5H-1-Pyrindine, 6,7-dihydro-(533-37-9)

Safety information for Cyclopenta[b]pyridine

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for Cyclopenta[b]pyridine

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