Methylene blue impurity 1
Impurity reference standard · Methylene Blue
- CAS number
- —
- InChIKey
- IEVGACKIBPBIEG-UHFFFAOYSA-M
- Molecular formula
- C15H15N4OS · Cl
- Exact mass
- 334.0655 Da
About Methylene blue impurity 1
Methylene blue impurity 1 is a specified impurity of Methylene Blue. It has no single publicly registered CAS number, so it is defined by the structure and molecular formula below.
The compound is characterised by its molecular formula C15H15N4OS · Cl, with the two-dimensional structure shown above. Because it shares the Methylene Blue scaffold, it is typically used to track process-related and degradation impurities of Methylene Blue during method development, forced degradation and stability studies.
Each pack ships with a certificate of analysis 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.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Frequently asked questions
Does Methylene blue impurity 1 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 Methylene blue impurity 1 uniquely identified?
The InChIKey IEVGACKIBPBIEG-UHFFFAOYSA-M identifies the structure unambiguously, so it can be matched against your own registry or a public database.
Is a structure file available for Methylene blue impurity 1?
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 Methylene blue impurity 1?
Standard packs run from milligram to gram quantities and ship from stock. Larger or custom synthesis requirements are quoted on request.
Other Methylene Blue impurities
The same parent compound, neighbouring impurity numbers.
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.