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API Impurities

(AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine

Reference StandardAvailable on request

(AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine (CAS 868540-15-2) supplier Zemixal…

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(AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine chemical structure
CAS number868540-15-2
FormulaC37H47N3O6
Molar mass629.8 g/mol
Physical formSolid
HS code38229090
InChIKeyAKIABKDAWVWIHO-CPCREDONSA-N
IUPAC namebenzyl (2S)-2-[[(2S)-4-methyl-2-[[(2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-phenylbutanoyl]amino]pentanoyl]amino]-3-phenylpropanoate

About (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine

(AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine belongs to the Carfilzomib reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 868540-15-2, formula C37H47N3O6 and molar mass 629.8 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

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. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Carfilzomib

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

Carfilzomib standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine
Product name(AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine
Catalogue numberZX-023782
CAS number868540-15-2
IUPAC namebenzyl (2S)-2-[[(2S)-4-methyl-2-[[(2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-phenylbutanoyl]amino]pentanoyl]amino]-3-phenylpropanoate
Molecular formulaC37H47N3O6
Molar mass629.8 g/mol
Exact mass629.3465
GradeReference Standard
Physical formSolid
XLogP37.1
H-bond donors / acceptors3 / 6
Topological polar surface area123 Ų
HS code38229090
InChIKeyAKIABKDAWVWIHO-CPCREDONSA-N
SMILESCC(C)C[C@@H](C(=O)N[C@@H](CC1=CC=CC=C1)C(=O)OCC2=CC=CC=C2)NC(=O)[C@H](CCC3=CC=CC=C3)NC(=O)OC(C)(C)C
PubChem CID58887448
Synonymsbenzyl ((S)-2-((tert-butoxycarbonyl)aMino)-4-phenylbutanoyl)-L-leucyl-L-phenylalaninate, Carfilzomib INT, CS-M3177

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

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine
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 (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine

Which CAS number identifies (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine?
(AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine is registered under CAS 868540-15-2. You may also see it listed as benzyl ((S)-2-((tert-butoxycarbonyl)aMino)-4-phenylbutanoyl)-L-leucyl-L-phenylalaninate, Carfilzomib INT, CS-M3177. Our catalogue number for this item is ZX-023782.
What are the formula and molar mass of (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine?
For (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine, its formula is C37H47N3O6 and its molar mass is 629.8 g/mol. The systematic (IUPAC) name is benzyl (2S)-2-[[(2S)-4-methyl-2-[[(2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-phenylbutanoyl]amino]pentanoyl]amino]-3-phenylpropanoate. InChIKey AKIABKDAWVWIHO-CPCREDONSA-N lets you match it in any structure database.
How is (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine used in pharmaceutical QC?
(AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine is a characterised reference material linked to Carfilzomib. 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 (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine?
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 (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine?
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 (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine to my country?
Yes. (AS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-L-leucyl-phenylmethyl Ester L-Phenylalanine ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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