ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate
Impurity reference standard
- CAS number
- 125827-48-7
- InChIKey
- SSQPWTVBQMWLSZ-XAJGXLQPSA-N
- Molecular formula
- C22H34O2
- Molecular weight
- 330.50
- Exact mass
- 330.2559 Da
- Purity
- 95%+
- Appearance
- Colourless Liquid
- Storage
- -80±5℃
About ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate
ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate is supplied as an analytical reference standard. It is registered under CAS number 125827-48-7.
The compound is characterised by its molecular formula C22H34O2 and a molecular weight of 330.50, with the two-dimensional structure shown above.
Computed from the structure, the compound has a monoisotopic mass of 330.2559 Da, a calculated LogP of 6.47, a topological polar surface area of 26.30 Ų. It presents 0 hydrogen-bond donors and 2 acceptors. These values are commonly used to anticipate chromatographic retention and to plan ionisation conditions during method development.
Each pack ships with a certificate of analysis reporting purity of 95%+ together with the supporting analytical data — HNMR, MS and HPLC or GC traces — so the material can be released straight into your own QC workflow. Recommended storage: -80±5℃.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Calculated properties
Derived from the two-dimensional structure above using RDKit. Computed values describe the parent structure and are provided as a reference for method development — they are not measured data.
- LogP (Crippen)
- 6.47
- Topological polar surface area
- 26.30 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 2
- Rotatable bonds
- 14
- Heavy atoms
- 24
- Rings
- 0
- Elemental composition
- C 79.95% · H 10.37% · O 9.68%
Frequently asked questions
What purity does ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate ship at?
ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate is supplied at 95%+, as stated on the certificate of analysis issued with each pack.
Does ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate come with a certificate of analysis?
Yes. Every pack ships with a certificate of analysis plus the supporting analytical data — HNMR, MS and HPLC or GC traces.
How is ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate uniquely identified?
The InChIKey SSQPWTVBQMWLSZ-XAJGXLQPSA-N identifies the structure unambiguously, so it can be matched against your own registry or a public database.
Is a structure file available for ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate?
Yes. The two-dimensional structure is drawn on this page from the SMILES record, and the SMILES or a molfile can be supplied on request.
What pack sizes are available for ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate?
Standard packs run from milligram to gram quantities and ship from stock. Larger or custom synthesis requirements are quoted on request.
How should ethyl (5Z,8Z,11Z,14Z,17E)-icosa-5,8,11,14,17-pentaenoate be stored?
Recommended storage: -80±5℃.
Need this standard, or a related one?
Send the compound name, CAS number or a structure file — we confirm availability, pack size and lead time, usually within one business day.