Colistin B XAcetate
Impurity reference standard
- CAS number
- 7239-48-7 (free base)
- InChIKey
- HLSFFTJTRMIOOQ-DZWUUHCVSA-N
- Molecular formula
- C52H98N16O13 · XC2H4O2
- Molecular weight
- 1155.43 · X60.05
- Exact mass
- 1214.7711 Da
- Purity
- 95%+
- Storage
- 2℃ ~ 8℃
About Colistin B XAcetate
Colistin B XAcetate is supplied as an analytical reference standard. It is registered under CAS number 7239-48-7.
The compound is characterised by its molecular formula C52H98N16O13 · XC2H4O2 and a molecular weight of 1155.43 · X60.05, with the two-dimensional structure shown above.
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: 2℃ ~ 8℃.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Frequently asked questions
What purity does Colistin B XAcetate ship at?
Colistin B XAcetate is supplied at 95%+, as stated on the certificate of analysis issued with each pack.
Does Colistin B XAcetate 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 Colistin B XAcetate uniquely identified?
The InChIKey HLSFFTJTRMIOOQ-DZWUUHCVSA-N identifies the structure unambiguously, so it can be matched against your own registry or a public database.
Is a structure file available for Colistin B XAcetate?
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 Colistin B XAcetate?
Standard packs run from milligram to gram quantities and ship from stock. Larger or custom synthesis requirements are quoted on request.
How should Colistin B XAcetate be stored?
Recommended storage: 2℃ ~ 8℃.
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.