244414

1-Heptyne

98%

• Synonym(s): 1-n-Heptyne, Amylacetylene, Pentylacetylene
• Linear Formula: CH₃(CH₂)₄C≡CH
• CAS Number: 628-71-7
• Molecular Weight: 96.17
• Beilstein/REAXYS Number: 1733518
• EC Number: 211-051-5
• MDL number: MFCD00009529
• UNSPSC Code: 12352100
• eCl@ss: 39010410
• PubChem Substance ID: 24854674
• NACRES: NA.22

Properties

• vapor pressure: 93.1 mmHg ( 37.7 °C)
• Quality Level: 100
• assay: 98%
• form: liquid
• refractive index: n20/D 1.408 (lit.)
• bp: 99-100 °C (lit.)
• mp: −81 °C (lit.)
• density: 0.733 g/mL at 25 °C (lit.)
• SMILES string: CCCCCC#C
• InChI: 1S/C7H12/c1-3-5-7-6-4-2/h1H,4-7H2,2H3
• InChI key: YVXHZKKCZYLQOP-UHFFFAOYSA-N

Description

General description

The hydrogenation of 1-heptyne with palladium, platinum and ruthenium supported on activated carbon as catalysts, was studied.

Application

1-Heptyne was used in the synthesis of (6Z,10E,12Z)-octadeca-6,10,12-trienoic acid and (8Z,12E,14Z)-eicosa-8,12,14-trienoic acid.

Safety Information

• pictograms: GHS02
• signalword: Danger
• hcodes: H225
• pcodes: P210 - P233 - P240 - P241 - P242 - P243
• Hazard Classifications: Flam. Liq. 2
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: 14.0 °F
• flash_point_c: -10 °C
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter