Skip to content
Technical & commercial enquiries: sales@rssechem.com Certificate of analysis issued per lot · Worldwide shipping
Register Request a quote & Contact us

MDR652 impurities and related standards

4 reference standards related to MDR652 held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.

In this group: 3 impurity reference standards · 1 fine chemical. CAS numbers are listed for 4 of 4; 4 entries carry a structure drawing.

On this page

4 reference standards

All entries — structure, identifiers and pack sizes

  • MDR652

    CAS 1933528-96-1RS-M462039

    Formula C22H23ClFN3O2S MW 447.95

    COA per lot
  • MDR652 Impurity 32

    CAS 1421524-35-7RS-M462001

    Formula C20H20FN3OS MW 369.46

    COA per lot
  • MDR652 Impurity 62

    CAS 1421522-04-4RS-M462002

    Formula C19H17ClFN3OS MW 389.87

    COA per lot
  • MDR652 Impurity 63

    CAS 1421444-97-4RS-M462003

    Formula C19H17ClFN3OS MW 389.87

    COA per lot

4 reference standards

Frequently asked

How many MDR652-related reference standards do you hold?
4 standards are listed on this page as of the latest catalogue build. CAS numbers are published for 4 of them and 4 entries carry a structure drawing. The catalogue is extended as new lots are released.
Can you supply a MDR652 impurity that is not listed here?
Yes. Non-compendial impurities can be quoted from a structure — a CAS number is not required. Send the structure, a SMILES string or the parent drug substance with your enquiry and we will come back with availability.
What documentation is supplied with MDR652 impurities?
Every lot ships with its own certificate of analysis. The certificate records the catalogue number, the batch number, the tests performed, the specification applied and the result obtained for that lot. A safety data sheet is supplied with the shipment.
Do you publish prices or a lead time for MDR652 impurities?
No price list is published: quotations are prepared per enquiry, because availability and packing depend on the lot and the quantity you need. Send the catalogue number and the quantity and a technical contact will answer with availability and a quotation.

Cannot find the impurity you need? Non-compendial impurities can be quoted from a structure — a CAS number is not required. Write to sales@rssechem.com.