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ChemicalBook >> CAS DataBase List >> trans-2-Pentene

trans-2-Pentene

trans-2-Pentene price.
  • $45 - $1025
  • Product name: trans-2-Pentene
  • CAS: 646-04-8
  • MF: C5H10
  • MW: 70.13
  • EINECS:211-461-4
  • MDL Number:MFCD00009384
  • Synonyms:SYM-METHYLETHYLETHYLENE;TRANS-2-AMYLENE;TRANS-2-PENTENE;TRANS-SYM-METHYLETHYLETHYLENE;TRANS-B-N-AMYLENE;(2E)-2-Pentene;(E)-2-Pentene;2-(E)-C5H10
Price8 Properties Safety Information Description
8 prices
Selected condition：
Brand
  • GFS CHEMICALS
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • TCI Chemical
  • TRC
Package
  • 500mg
  • 1g
  • 5G
  • 10mL
  • 10g
  • 25g
  • ManufacturerGFS CHEMICALS
  • Product number82601
  • Product descriptionTRANS-2-PENTENE,99%
  • Packaging5G
  • Price$115.81
  • Updated2021-12-16
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number82602
  • Product descriptionTRANS-2-PENTENE,99%
  • Packaging25g
  • Price$518.16
  • Updated2021-12-16
  • Buy
  • ManufacturerMedical Isotopes, Inc.
  • Product number71918
  • Product description(E)-2-Pentene
  • Packaging5G
  • Price$1025
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number111260
  • Product descriptiontrans-2-Pentene 99%
  • Packaging1g
  • Price$78.1
  • Updated2026-03-19
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number111260
  • Product descriptiontrans-2-Pentene 99%
  • Packaging5g
  • Price$322
  • Updated2026-03-19
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number111260
  • Product descriptiontrans-2-Pentene 99%
  • Packaging10g
  • Price$400
  • Updated2026-03-19
  • Buy
  • ManufacturerTCI Chemical
  • Product numberP0635
  • Product descriptiontrans-2-Pentene >99.0%(GC)
  • Packaging10mL
  • Price$175
  • Updated2026-03-19
  • Buy
  • ManufacturerTRC
  • Product numberP227315
  • Product description(E)-2-Pentene
  • Packaging500mg
  • Price$45
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
GFS CHEMICALS 82601 TRANS-2-PENTENE,99% 5G $115.81 2021-12-16 Buy
GFS CHEMICALS 82602 TRANS-2-PENTENE,99% 25g $518.16 2021-12-16 Buy
Medical Isotopes, Inc. 71918 (E)-2-Pentene 5G $1025 2021-12-16 Buy
Sigma-Aldrich 111260 trans-2-Pentene 99% 1g $78.1 2026-03-19 Buy
Sigma-Aldrich 111260 trans-2-Pentene 99% 5g $322 2026-03-19 Buy
Sigma-Aldrich 111260 trans-2-Pentene 99% 10g $400 2026-03-19 Buy
TCI Chemical P0635 trans-2-Pentene >99.0%(GC) 10mL $175 2026-03-19 Buy
TRC P227315 (E)-2-Pentene 500mg $45 2021-12-16 Buy

Properties

Melting point :-140 °C (lit.)
Boiling point :37 °C (lit.)
Density :0.649 g/mL at 25 °C (lit.)
vapor pressure :8.06 psi ( 20 °C)
refractive index :n20/D 1.381
Flash point :−50 °F
storage temp. :2-8°C
solubility :Soluble in alcohol, benzene, and ether (Weast, 1986)
pka :>14 (Schwarzenbach et al., 1993)
form :clear liquid
color :cis Form: Liquid
Water Solubility :203 mg/kg at 25 °C (shake flask-GC, McAuliffe, 1966)
Merck :14,7123
BRN :1718795
Henry's Law Constant :0.234 at 25 °C (Hine and Mookerjee, 1975)
LogP :2.580 (est)
CAS DataBase Reference :646-04-8(CAS DataBase Reference)
EPA Substance Registry System :trans-2-Pentene (646-04-8)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H224 Extremely flammable liquid and vapour Flammable liquids Category 1 Danger
H304 May be fatal if swallowed and enters airways Aspiration hazard Category 1 Danger GHS hazard pictograms
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233 Keep container tightly closed.
P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P331 Do NOT induce vomiting.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.

Description

trans-2-Pentene has been used for the calculation of OH levels by the decay method.

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Suppliers and manufacturers

Dayang Chem (Hangzhou) Co.,Ltd.
GIHI CHEMICALS CO.,LIMITED
HANGZHOU LEAP CHEM CO., LTD.
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD. Mainchem Co., Ltd. Shaanxi Didu New Materials Co. Ltd J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar TCI (Shanghai) Development Co., Ltd.