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API Impurities

Auristatin E

Reference StandardAvailable on request

Order Auristatin E (CAS 160800-57-7) online at Zemixal: C40H69N5O7, COA and SDS with every lot, worldwide shipping. Ships from India to 120+ countries.

Pack sizes
Auristatin E chemical structure
CAS number160800-57-7
FormulaC40H69N5O7
Molar mass732 g/mol
Physical formSolid
HS code38229090
InChIKeyWOWDZACBATWTAU-FEFUEGSOSA-N

About Auristatin E

Zemixal lists Auristatin E for laboratories that identify, quantify or control Auristatin and its related substances. For your records (Reference Standard), the material is defined by CAS 160800-57-7, formula C40H69N5O7 and molar mass 732 g/mol. It is handled as a solid.

Typical applications

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Classified under GHS with signal word Danger and hazard statements H341, H361 and H372. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Auristatin

See every impurity, metabolite and related compound we list for this API.

Auristatin standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of Auristatin E
Product nameAuristatin E
Catalogue numberZX-033069
CAS number160800-57-7
IUPAC name(2S)-2-[[(2S)-2-(dimethylamino)-3-methylbutanoyl]amino]-N-[(3R,4S,5S)-1-[(2S)-2-[(1R,2R)-3-[[(1S,2R)-1-hydroxy-1-phenylpropan-2-yl]amino]-1-methoxy-2-methyl-3-oxopropyl]pyrrolidin-1-yl]-3-methoxy-5-methyl-1-oxoheptan-4-yl]-N,3-dimethylbutanamide
Molecular formulaC40H69N5O7
Molar mass732 g/mol
Exact mass731.5197
GradeReference Standard
Physical formSolid
XLogP34.5
H-bond donors / acceptors3 / 8
Topological polar surface area141 Ų
HS code38229090
InChIKeyWOWDZACBATWTAU-FEFUEGSOSA-N
SMILESCC[C@H](C)[C@@H]([C@@H](CC(=O)N1CCC[C@H]1[C@@H]([C@@H](C)C(=O)N[C@H](C)[C@H](C2=CC=CC=C2)O)OC)OC)N(C)C(=O)[C@H](C(C)C)NC(=O)[C@H](C(C)C)N(C)C
PubChem CID11498622
SynonymsAuristatin E (GMP), EX-A3360

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Danger

  • H341Suspected of causing genetic defects
  • H361Suspected of damaging fertility or the unborn child
  • H372Causes damage to organs through prolonged or repeated exposure

Precautionary statements P203, P260, P264, P270, P280, P318, P319, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Auristatin E
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Auristatin E

Which CAS number identifies Auristatin E?
Auristatin E is registered under CAS 160800-57-7. You may also see it listed as Auristatin E (GMP), EX-A3360. Our catalogue number for this item is ZX-033069.
What are the formula and molar mass of Auristatin E?
For Auristatin E, its formula is C40H69N5O7 and its molar mass is 732 g/mol. InChIKey WOWDZACBATWTAU-FEFUEGSOSA-N lets you match it in any structure database.
How is Auristatin E used in pharmaceutical QC?
Auristatin E is a characterised reference material linked to Auristatin. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Auristatin E?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Auristatin E?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Auristatin E to my country?
Yes. Because Auristatin E is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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