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API Impurities

Monomethylauristatin E

Reference StandardAvailable on request

Buy Monomethylauristatin E (CAS 474645-27-7) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Part of our API Impurities range.

Pack sizes
Monomethylauristatin E chemical structure
CAS number474645-27-7
FormulaC39H67N5O7
Molar mass718 g/mol
Physical formSolid
HS code38229090
InChIKeyDASWEROEPLKSEI-UIJRFTGLSA-N

About Monomethylauristatin E

Zemixal lists Monomethylauristatin E for laboratories that identify, quantify or control Auristatin and its related substances. Key data (Reference Standard): CAS 474645-27-7, formula C39H67N5O7 and molar mass 718 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

Hazard communication follows GHS (Danger: H300+H330, H300, H302 and H315). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes 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

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Monomethylauristatin E
Product nameMonomethylauristatin E
Catalogue numberZX-029050
CAS number474645-27-7
IUPAC name(2S)-N-[(2S)-1-[[(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]-methylamino]-3-methyl-1-oxobutan-2-yl]-3-methyl-2-(methylamino)butanamide
Molecular formulaC39H67N5O7
Molar mass718 g/mol
Exact mass717.504
GradeReference Standard
Physical formSolid
XLogP34.1
H-bond donors / acceptors4 / 8
Topological polar surface area150 Ų
HS code38229090
InChIKeyDASWEROEPLKSEI-UIJRFTGLSA-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)NC
PubChem CID11542188
SynonymsMMAE peptide, SGD-1010, MMAE (Monomethyl auristatin E), Monomethyl auristatin E (GMP), [3H]-Vedotin, Monomethyl auristatin E (MMAE), MMAE, monomethyl auristatin E, MonoMethyl auristatin E(MMAE, vedotin)

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity
GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Danger

  • H300+H330Fatal if swallowed or if inhaled
  • H300Fatal if swallowed
  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H330Fatal if inhaled
  • H335May cause respiratory irritation
  • H340May cause genetic defects
  • H341Suspected of causing genetic defects
  • H360May damage fertility or the unborn child
  • H370Causes damage to organs
  • H372Causes damage to organs through prolonged or repeated exposure
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P203, P260, P261, P264, P264 + P265, P270, P271, P273, P280, P284, P301 + P316, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P308 + P316, P316, P318, P319, P320, P321, P330, P332 + P317, P337 + P317

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 Monomethylauristatin 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 Monomethylauristatin E

Which CAS number identifies Monomethylauristatin E?
Monomethylauristatin E is registered under CAS 474645-27-7. You may also see it listed as MMAE peptide, SGD-1010, MMAE (Monomethyl auristatin E). Our catalogue number for this item is ZX-029050.
What are the formula and molar mass of Monomethylauristatin E?
For Monomethylauristatin E, its formula is C39H67N5O7 and its molar mass is 718 g/mol. InChIKey DASWEROEPLKSEI-UIJRFTGLSA-N lets you match it in any structure database.
How is Monomethylauristatin E used in pharmaceutical QC?
Monomethylauristatin 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 Monomethylauristatin 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 Monomethylauristatin 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 Monomethylauristatin E to my country?
Yes. Because Monomethylauristatin 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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