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AZ 23 Impurity 18

  • CAS935666-90-3
  • CatalogueRS-Z413GF1
  • FormulaC72H78N2O16
  • MW1227.4
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Product identification

Product nameAZ 23 Impurity 18
Catalogue No.RS-Z413GF1
CAS No.935666-90-3
Molecular formulaC72H78N2O16
Molecular weight1227.4
AvailabilityBack order— restocking can be arranged, about 1–2 weeks
Standard typeGeneral Reference Standards
Drug substanceAZ 23
Also known asSTDPHARM
StorageRefer to the certificate of analysis (COA) supplied with each lot
Intended useFor laboratory and research use only. Not for human or veterinary use.

What is stated on the certificate

Content and purity are assigned per lot and stated on the certificate of analysis issued for the batch you receive — they are not a catalogue-level figure. The certificate records the tests performed, the specification applied and the result obtained for that lot.

Fields recorded on the certificate of analysis
FieldBasis
IdentitySpectroscopic and chromatographic methods appropriate to the material
PurityChromatographic purity, area normalisation unless stated otherwise
Assay / contentMass balance, corrected for the stated volatiles and residue
Catalogue and batch numbersRS-Z413GF1 / batch number on the certificate
Retest datePrinted on the certificate for the lot supplied

Frequently asked

What documentation is supplied with this lot?
A certificate of analysis (COA) is issued for the lot you receive. It records the catalogue number RS-Z413GF1 and the batch number, the tests performed, the specification applied and the result obtained. A safety data sheet is supplied with the shipment.
Is the assigned value given on an “as is” basis?
Content and purity are stated per lot on the certificate of analysis, on an “as is” basis unless the certificate says otherwise. The analytical basis for the assigned value is stated on the certificate.
How should this material be stored?
Store as stated: Refer to the certificate of analysis (COA) supplied with each lot. Re-test before use beyond the retest date printed on the certificate.
Do you supply pack sizes other than those listed?
Pack sizes are confirmed with the quotation. Quantities beyond the standard pack sizes can be quoted — send the quantity you need with your enquiry.

Finding this standard

Buyers reach this compound by CAS number, by catalogue number, through the drug substance it belongs to, or through the type of standard it is. Those routes all start here:

Searching another way? Send the structure, a SMILES string or the pharmacopoeial name — a CAS number is not required for a non-compendial impurity. Write to sales@rssechem.com.

Other standards of AZ 23

All 17 further standards are listed here — every link is in the page, not loaded later.

  • AZ 23 Impurity 1

    CAS 2649758-84-7C17H19ClFN7O

    CUSTOM SYNTHESISRS-A575001

  • AZ 23 Impurity 8

    CAS 1043435-66-0C48H79N7O11

    CUSTOM SYNTHESISRS-Z393IDU

  • AZ 23 Impurity 9

    CAS 1447605-97-1C17H18ClFN6O

    BACK ORDERRS-A575003

  • AZ 23 Impurity 16

    CAS 915720-25-1C20H26ClFN8O3

    CUSTOM SYNTHESISRS-A575002

  • AZ 23 Impurity 20

    CAS 1065331-77-2C46H49F9N10O11S

    BACK ORDERRS-Z393P5W

  • AZ 23 Impurity 23

    CAS 1124383-72-7C45H58N6O21

    CUSTOM SYNTHESISRS-Z394FMK

  • AZ 23 Impurity 24

    CAS 1075757-38-8C27H20FN5O5

    BACK ORDERRS-Z393RNK

  • AZ 23 Impurity 25

    CAS 1075757-45-7C31H41F2N9O3

    BACK ORDERRS-Z393RNL

  • AZ 23 Impurity 26

    CAS 914294-06-7C5H12NPb+3

    IN STOCKRS-Z401M2V

  • AZ 23 Impurity 28

    CAS 1079275-49-2C35H44F2N8O4

    BACK ORDERRS-Z393S7S

  • AZ 23 Impurity 36

    CAS 935667-09-7C5H12NPb+3

    CUSTOM SYNTHESISRS-Z401MBG

  • AZ 23 Impurity 42

    CAS 1065267-56-2C42H33N9O4S

    BACK ORDERRS-Z393P5E

  • AZ 23 Impurity 43

    CAS 1174755-46-4C33H44FN7O5

    BACK ORDERRS-Z394Y2M

  • AZ 23 Impurity 44

    CAS 1174755-44-2C30H30FN7O5S

    CUSTOM SYNTHESISRS-Z394Y2L

  • AZ 23 Impurity 45

    CAS 1174755-03-3C10H8FeGeN2

    IN STOCKRS-Z394Y2H

  • AZ 23 Impurity 46

    CAS 1079275-59-4C44H57ClN8O5S

    BACK ORDERRS-Z393S7T

  • AZ 23 Impurity 49

    CAS 1174755-13-5C7H5N3O3

    CUSTOM SYNTHESISRS-Z394Y2K

Pharmacopoeial names (EP, USP, BP, JP) are used for identification purposes only and do not imply endorsement by those bodies. This product is supplied for laboratory and research use only — not for human or veterinary use.