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ChemicalBook--->CAS DataBase List--->2004-70-8

2004-70-8

2004-70-8 Structure

2004-70-8 Structure
IdentificationMore
[Name]

TRANS-1,3-PENTADIENE
[CAS]

2004-70-8
[Synonyms]

1,3-PENTADIENE
PIPERYLENE
TRANS-1,3-PENTADIENE
TRANS-PIPERYLENE
(3E)-1,3-Pentadiene
(E)-1,3-Pentadiene
(e)-3-pentadiene
(E)-CH2=CHCH=CHCH3
1,trans-3-Pentadiene
trans-1-Methylbutadiene
trans-penta-1,3-diene
TRANS-1,3-PENTADIENE, STAB.
trans-1,3-Pentadiene (stabilized with TBC)
[EINECS(EC#)]

217-909-5
[Molecular Formula]

C5H8
[MDL Number]

MFCD00009295
[Molecular Weight]

68.12
[MOL File]

2004-70-8.mol
Chemical PropertiesBack Directory
[Melting point ]

-87 °C (lit.)
[Boiling point ]

42 °C (lit.)
[density ]

0.683 g/mL at 25 °C(lit.)
[vapor density ]

2.4 (vs air)
[vapor pressure ]

6.56 psi ( 20 °C)
[refractive index ]

n20/D 1.433(lit.)
[Fp ]

<−30 °F
[storage temp. ]

Refrigerator
[form ]

clear liquid
[color ]

Colorless to Almost colorless
[Specific Gravity]

0.6764
[Stability:]

Stable. Highly flammable. Readily forms explosive mixtures with air. Note low flash point. Incompatible with strong oxidizing agents.
[BRN ]

1523659
[Dielectric constant]

2.3199999999999998
[CAS DataBase Reference]

2004-70-8(CAS DataBase Reference)
[EPA Substance Registry System]

1,3-Pentadiene, (3E)- (2004-70-8)
Safety DataBack Directory
[Hazard Codes ]

F,Xn
[Risk Statements ]

R11:Highly Flammable.
R65:Harmful: May cause lung damage if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S16:Keep away from sources of ignition-No smoking .
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S62:If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label .
[RIDADR ]

UN 3295 3/PG 2
[WGK Germany ]

3
[RTECS ]

RZ2465000
[HS Code ]

2901.29.5000
[HazardClass ]

3.1
[PackingGroup ]

I
[Hazardous Substances Data]

2004-70-8(Hazardous Substances Data)
[Toxicity]

LD50 ivn-mus: 18 mg/kg CSLNX* NX#04179
Hazard InformationBack Directory
[Definition]

ChEBI: An alkadiene consisting of pentane with the two double bonds located at positions 1 and 3.
[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 Profile]

Poison by intravenous route. A very dangerous fire and explosion hazard when exposed to heat or flame; can react vigorously with oxidizing materials. When heated to decomposition it emits acrid smoke and irritating fumes.
[Purification Methods]

Distil the diene from NaBH4. Purify it also by preparative gas chromatography. [Reimann et al. J Am Chem Soc 108 5527 1986, Beilstein 1 IV 994.]
Spectrum DetailBack Directory
[Spectrum Detail]

TRANS-1,3-PENTADIENE(2004-70-8)MS
TRANS-1,3-PENTADIENE(2004-70-8)1HNMR
TRANS-1,3-PENTADIENE(2004-70-8)13CNMR
TRANS-1,3-PENTADIENE(2004-70-8)IR1
TRANS-1,3-PENTADIENE(2004-70-8)Raman
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

2004-70-8(sigmaaldrich)
[TCI AMERICA]

trans-1,3-Pentadiene  (stabilized with TBC),>95.0%(GC)(2004-70-8)
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