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111805 Aldrich

trans-1,3-Pentadiene

90%

Synonym: trans-Piperylene

  • CAS Number 2004-70-8

  • Linear Formula CH3CH=CHCH=CH2

  • Molecular Weight 68.12

  •  Beilstein Registry Number 1523659

  •  EC Number 217-909-5

  •  MDL number MFCD00009295

  •  PubChem Substance ID 24847043

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Properties

Related Categories Acyclic, Alkenes, Building Blocks, Chemical Synthesis, Organic Building Blocks More...
vapor pressure   6.56 psi ( 20 °C)
InChI Key   PMJHHCWVYXUKFD-SNAWJCMRSA-N
assay   90%
refractive index   n20/D 1.430(lit.)
bp   42 °C(lit.)
mp   −87 °C(lit.)
density   0.678 g/mL at 20 °C
  0.683 g/mL at 25 °C(lit.)
storage temp.   2-8°C

Description

Packaging

1, 5 g in ampule

General description

Trans-1,3-Pentadiene spectra is recorded in the 5000-17500 cm(-1) region with conventional and intracavity laser photoacoustic spectroscopy. It can be determined by the spectrophotometric method based on the Diels-Alder reaction. In this reaction, cisoid 1,3-dienes and tetracyanoethylene (TCNE) react with an aromatic-TCNE pi-complex.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 1993BE 3 / PGII
WGK Germany 
3
RTECS 
RZ2465000
Flash Point(F) 
5 °F
Flash Point(C) 
-15 °C

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Protocols & Articles
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References

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