trans-2-Pentene

Base Information

• Chemical Name: trans-2-Pentene
• CAS No.: 646-04-8
• Deprecated CAS: 32968-64-2
• Molecular Formula: C5H10
• Molecular Weight: 70.1344
• European Community (EC) Number: 211-461-4,261-403-7,203-695-0
• UN Number: 3295,1993
• UNII: YCO1SJQ98H
• DSSTox Substance ID: DTXSID50891268
• Nikkaji Number: J5.089J,J7.071H
• Wikidata: Q22051489
• Mol file: 646-04-8.mol

Synonyms:trans-2-Pentene;646-04-8;(E)-2-Pentene;2-PENTENE;(E)-pent-2-ene;2-Pentene, (E)-;Methylbut-1-ene;2-Pentene, (2E)-;beta-n-Amylene;(2E)-2-Pentene;109-68-2;trans-beta-Amylene;trans-Pent-2-ene;trans-beta-N-Amylene;3-Pentene;sym-Methylethylethylene;HSDB 5736;EINECS 211-461-4;EINECS 261-403-7;UNII-Y5RK21VDPE;UNII-YCO1SJQ98H;YCO1SJQ98H;BRN 1718795;58718-78-8;NSC 7894;2-Pentene,c&t;EINECS 203-695-0;EINECS 273-308-8;2-Pentene, cis + trans;EC 273-308-8;4-01-00-00814 (Beilstein Handbook Reference);C5H10;.beta.-n-Amylene;s-Methylethylethylene;MFCD00009384;trans-2-Amylene;CH3CH=CHC2H5;trans-2-Pentene, 99%;2-trans-Pentene;E-2-pentene;Y5RK21VDPE;2-PENTENE, TRANS-;TRANS-.BETA.-AMYLENE;DTXSID50891268;2-PENTENE (E)-FORM [MI];trans-2-Pentene, analytical standard;AKOS015840014;AKOS025311260;LS-102060;P0635;EN300-119382;A802072;J-002315;Q22051489

Chemical Property of trans-2-Pentene

Chemical Property:

• Melting Point: −140 °C(lit.)
• Boiling Point: 37 °C(lit.)
• Flash Point: −50 °F
• PSA: 0.00000
• Density: 0.651 g/mL at 20 °C(lit.)
• LogP: 1.97250
• XLogP3: 2.1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 1
• Exact Mass: 70.078250319
• Heavy Atom Count: 5
• Complexity: 27
• Transport DOT Label: Flammable Liquid

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s): Flammable, dangerous fire risk.
• Hazard Codes: F:Highly flammable
• Statements: R11:Highly flammable.
• Safety Statements: S16:Keep away from sources of ignition - No smoking.; S29:Do not empty into drains.; S33:Take precautionary measur

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Other Classes -> Aliphatics, Unsaturated
• Canonical SMILES: CCC=CC
• Isomeric SMILES: CC/C=C/C

Technology Process of trans-2-Pentene

There total 178 articles about trans-2-Pentene which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 20.0%

2-(3-pentyloxy)tropone (87563-21-1) → (Z)-pent-2-ene (627-20-3) + (E)-pent-2-ene (646-04-8) + 2-hydroxy-2,4,6-cycloheptatrien-1-one (533-75-5) + butanone (78-93-3)

Guidance literature:

In dimethyl sulfoxide; at 180 ℃; for 8h;

Reference yield: 3.15%

amyl iodide (628-17-1) → (E)-pent-2-ene (646-04-8) + (+/-)-2-pentanol (6032-29-7,13403-73-1) + 2-pentanol (584-02-1) + pentan-1-ol (71-41-0) + 1-penten (109-67-1) + pentane (109-66-0,8031-35-4,9078-70-0)

Guidance literature:

In acetonitrile; for 0.1h; Irradiation;

DOI:10.1021/ac00149a015

Reference yield: 0.73%

isobutene (115-11-7,15220-85-6) → 1-butylene (106-98-9,9003-28-5) + (Z)-2-Butene (590-18-1) + 2-methyl-but-2-ene (513-35-9) + Z-piperylene (1574-41-0,17410-45-6,25212-15-1,64940-84-7) + 1-methylbuta-1,3-diene (2004-70-8,17410-45-6,25212-15-1,64940-84-7) + propene (187737-37-7,13987-01-4,15220-87-8,9003-07-0,676-63-1,25085-53-4) + methane (34557-54-5,27936-85-2) + trans-2-Butene (624-64-6) + (Z)-pent-2-ene (627-20-3) + (E)-pent-2-ene (646-04-8) + ethane (74-84-0) + propane (74-98-6) + Isobutane (75-28-5,40921-86-6) + methylbutane (78-78-4) + ethene (74-85-1) + 1-penten (109-67-1) + Cyclopentane (287-92-3) + 2-Methyl-1-butene (563-46-2) + 3-Methyl-1-butene (563-45-1) + cyclopentene (142-29-0) + n-butane (106-97-8,9003-29-6,9021-92-5) + pentane (109-66-0,8031-35-4,9078-70-0)

Guidance literature:

CBV₁₅₀₂; at 579.84 ℃; under 900.09 Torr; Product distribution / selectivity;

upstream raw materials:

ethanol

2-bromopentane

potassium ethoxide

pentan-2-yl methane sulfonate

Downstream raw materials:

threo-pentane-2,3-diol

2,3-dibromo-pentane

trans-3-Hexene

trans-2-hexene

Refernces

• 1、 Zanger,M.,Rabinowitz,J.L.. "". . p. 248 - 250. Retrieved 1975.
• 2、 Pandya, Chayan,Panicker, Rakesh R.,Senjaliya, Parth,Hareendran, M.K. Hima,Anju,Sarkar, Sibasis,Bhat, Haamid,Jha, Prakash C.,Rao, Koya Prabhakara,Smith, Gregory S.,Sivaramakrishna, Akella. "Designing and synthesis of phosphine derivatives of Ru3(CO)12 – Studies on catalytic isomerization of 1-alkenes". . . Retrieved 2021/01/12.
• 3、 dos Santos, Alan Silva,Girard, Etienne,Leflaive, Philibert,Brunet, Sylvette. "Competitive adsorptions between thiophenic compounds over a CoMoS/Al2O3 catalyst under deep HDS of FCC gasoline". . p. 292 - 298. Retrieved 2018/12/11.