1,3-CYCLOHEPTADIENE

1,3-CYCLOHEPTADIENE
  • CAS No.:4054-38-0
Other grades of this product :
1,3-CYCLOHEPTADIENE Basic information
Product Name:1,3-CYCLOHEPTADIENE
Synonyms:1,3-CYCLOHEPTADIENE;cyclohepta-1,3-diene;1,3-Cycloheptadiene 95%;1,3-CYCLOHEPTADIENE ISO 9001:2015 REACH
CAS:4054-38-0
MF:C7H10
MW:94.15
EINECS:223-762-8
Product Categories:Alkenes;Cyclic;Organic Building Blocks
Mol File:4054-38-0.mol
1,3-CYCLOHEPTADIENE Chemical Properties
Melting point -110.4°C
Boiling point 120-121 °C (lit.)
density 0.868 g/mL at 25 °C (lit.)
refractive index n20/D 1.498(lit.)
Fp 52 °F
storage temp. 2-8°C
Water Solubility 619.2mg/L(temperature not stated)
BRN 1847604
Safety Information
Hazard Codes F,Xn
Risk Statements 11-65
Safety Statements 16-23-24/25-62
RIDADR UN 3295 3/PG 2
WGK Germany 3
23
HazardClass 3.1
PackingGroup II
MSDS Information
ProviderLanguage
SigmaAldrich English
1,3-CYCLOHEPTADIENE Usage And Synthesis
Uses1,3-Cycloheptadiene was used in the preparation of enantiopure epoxy cycloheptenyl sulfones.
General Description1,3-Cycloheptadiene is a 1,3-cycloalkadiene. Isomerization of highly strained (E,E)-1,3-cycloheptadiene was investigated through double bond rotation, and electrocyclic ring closure. [1,5] Sigmatropic hydrogen shifts in 1,3-cyclohepatdiene were studied by density functional calculations.
Purification MethodsPurify the diene by dissolving it in Et2O, washing with 5% HCl, H2O, drying (MgSO4), evaporating, and the residue is distilled under dry N2 through a semi-micro column (some foaming occurs) [Cope et al. J Am Chem Soc 79 6287 1957, UV: Pesch & Friess J Am Chem Soc 72 5756 1950]. [Beilstein 5 IV 390.]
1,3-CYCLOHEPTADIENE Preparation Products And Raw materials

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