cis-2-PENTENE

Base Information

• Chemical Name: cis-2-PENTENE
• CAS No.: 627-20-3
• Deprecated CAS: 33064-87-8
• Molecular Formula: C5H10
• Molecular Weight: 70.1344
• European Community (EC) Number: 273-308-8,210-988-7,203-695-0
• NSC Number: 7894
• UN Number: 3295,1993
• UNII: 54UR3XZ4FC
• DSSTox Substance ID: DTXSID10891269
• Nikkaji Number: J43.569D
• Wikidata: Q15726033
• Mol file: 627-20-3.mol

Synonyms:cis-2-PENTENE;627-20-3;(Z)-Pent-2-ene;(Z)-2-Pentene;2-Pentene, (Z)-;cis-Pentene;2-Pentene, (2Z)-;beta-Amylene-cis;cis-beta-N-Amylene;cis-.beta.-Amylene;HSDB 5725;(2Z)-2-Pentene;UNII-54UR3XZ4FC;54UR3XZ4FC;2-PENTENE;Methylethylethylene;3-Pentene;EINECS 210-988-7;sym-Methylethylethylene;2-(Z)-C5H10;68956-55-8;.beta.-n-Amylene;109-68-2;cis-Pentene-2;C5H10;cis-beta-Amylene;cis-2-Amylene;Pentene-2, cis-;cis-2-Pentene, 98%;(2Z)-2-Pentene #;2-PENTENE, CIS-;CIS-2-PENTENE [HSDB];DTXSID10891269;NSC7894;QMMOXUPEWRXHJS-HYXAFXHYSA-N;NSC-7894;2-PENTENE (Z)-FORM [MI];MFCD00063978;AKOS025295567;P0065;Q15726033

Chemical Property of cis-2-PENTENE

Chemical Property:

• Appearance/Colour: colourless liquid
• Melting Point: -180 °C(lit.)
• Refractive Index: n20/D 1.382(lit.)
• Boiling Point: 37.5 °C at 760 mmHg
• Flash Point: ?1 °F
• PSA: 0.00000
• Density: 0.669 g/cm³
• 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:

99.5% ^*data from raw suppliers

Safty Information:

• Pictogram(s): F,Xn
• Hazard Codes: F,Xn
• Statements: R11:Highly flammable.; R65:Harmful: may cause lung damage if swallowed.
• Safety Statements: S16:Keep away from sources of ignition - No smoking.; S23:Do not inhale gas/fumes/vapour/spray.; S29:Do not empty

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

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

Technology Process of cis-2-PENTENE

There total 136 articles about cis-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: 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;

Reference yield:

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)

Guidance literature:

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

upstream raw materials:

(Z)-2-Butene

methylene

2-Pentyne

ethanol

Downstream raw materials:

erythro-2,3-dichloropentane

Diethyl maleate

ethene

2-butenyl methyl sulfide

Refernces

• 1、 Tsuchiya,Yamamoto,Imamura. "ADSORPTION MEASUREMENTS DURING CATALYTIC ISOMERIZATION OF PENTENES AND 2-METHYL-1-PENTENE OVER KC24.". . p. 2037 - 2039. Retrieved 1984.
• 2、 Kawakami et al.. "". . p. 21. Retrieved 1978.
• 3、 Kanai, Hiroyoshi,Hirako, Osamu. "SOLVENT EFFECTS ON THE ISOMERIZATION OF 1-PENTENE CATALYZED BY CATIONIC PLATINUM COMPLEXES". . p. 953 - 954. Retrieved 1982.
• 4、 -. "CATALYTIC HYDROCARBON DEHYDROGENATION". Paragraph 0056; 0122; 0123. . Retrieved 2021/03/13.
• 5、 Braun, Thomas,Mei?ner, Gisa,Rachor, Simon G.,Talavera, Maria. "C-F activation reactions at germylium ions: Dehydrofluorination of fluoralkanes". supporting information. p. 4452 - 4455. Retrieved 2020/05/13.