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Tegafur impurities and related standards

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

In this group: 4 impurity reference standards · 1 stable isotope labelled standard. CAS numbers are listed for 5 of 5; 5 entries carry a structure drawing.

On this page

5 reference standards

All entries — structure, identifiers and pack sizes

  • Tegafur Impurity A

    CAS 17902-24-8RS-T159002

    Formula C8H9ClN2O3 MW 216.62

    COA per lot
  • Tegafur Impurity C

    CAS 18002-26-1RS-T159003

    Formula C8H10N2O3 MW 182.18

    COA per lot
  • Tegafur-13C,15N2

    CAS 1189456-27-6RS-T159001

    Formula C713CH9F15N2O3 MW 203.15

    COA per lot
  • Tegafur Impurity 6

    CAS 63901-83-7RS-T159005

    Formula C8H9FN2O3 MW 200.17

    COA per lot
  • Tegafur Impurity 7

    CAS 62987-05-7RS-T159004

    Formula C12H15FN2O4 MW 270.26

    COA per lot

5 reference standards

Frequently asked

How many Tegafur-related reference standards do you hold?
5 standards are listed on this page as of the latest catalogue build. CAS numbers are published for 5 of them and 5 entries carry a structure drawing. The catalogue is extended as new lots are released.
Can you supply a Tegafur 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 Tegafur 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 Tegafur 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.