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1,4-Pentadiene

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Origin: China

Cas No: 591-93-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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CAS No.: 591-93-5 Formula: C5H8 Molecular Weight: 68.11700

Basic Info

Chemical Name	1,4-Pentadiene
Synonyms	penta-1,4-diene;
CAS No.	591-93-5
Molecular Formula	C5H8
Molecular Weight	68.11700
PSA	0.00000
LogP	1.74850

Properties

Appearance & Physical State	colourless liquid
Density	0.672g/cm3
Boiling Point	26ºC(lit.)
Melting Point	-148ºC
Flash Point	4.4ºC
Refractive Index	n20/D 1.389(lit.)
Stability	Stable. Highly flammable. Note low boiling point and low flash point. Incompatible with strong oxidizing agents.
Storage Condition	0-6ºC
Vapor Pressure	11.91 psi ( 20 °C)

Safety Info

Hazard Class	3.1
Safety Statements	16-23-62
Packing Group	II
WGK Germany	3
RIDADR	UN 3295 3/PG 1
Risk Statements	R11
Hazard Codes	F+; Xn

Synthesis Route

4-acetyloxypentan-2-yl acetate→TRANS-1,3-PENTADIENE+1,4-Pentadiene
acetic acid 1-methylbut-3-enyl ester→TRANS-1,3-PENTADIENE+1,4-Pentadiene
beta-allylethyl alcohol→TRANS-1,3-PENTADIENE+1,4-Pentadiene

Precursor

Methane, ion(2+)
1,2,4,5-tetrabromo-pentane
ethenylcyclopropane
4-ethoxy-5-bromo-1-pentene

Downstream Product

TRANS-1,3-PENTADIENE
Chlorocyclopentadienylbis(triphenylphosphine)ruthenium(II)
1,2-dimethyl-4-prop-1-enylcyclohexene
1,4-Pentadien-3-ol

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