Leupeptin

cas: 55123-66-5 — see every product listed under this CAS number, including other names

Leupeptin (CAS 55123-66-5) is a chemical reagent available from Chemat. Available pack sizes: on request, 0,5mg, Get quote. Offered by: Creative Peptides, Biosynth, MedChemExpress.

brandCreative Peptides
catalog numberCP-L06003
cas55123-66-5
sizeon request
Need more information?

Ask us about this product — we're happy to help.

Available pack sizes

brand size price
Creative Peptides on request price on request
Biosynth 0,5mg price on request
MedChemExpress Get quote price on request

properties

purityNo data
delivery timeTo be confirmed by Chemat
Structural formula: {0} (CAS {1})

Leupeptin is a tripeptide composed of N-acetylleucyl, leucyl and argininal residues joined in sequenceby peptide linkages. It is an inhibitor of the calpains, a family of calcium-activated proteases which promote cell death. It has a role as a serine protease inhibitor, a cathepsin B inhibitor, an EC 3.4.21.4 (trypsin) inhibitor, a bacterial metabolite and a calpain inhibitor. It is an aldehyde and a tripeptide. It is a conjugate base of a leupeptin(1+).

Source: ChEBI

Identity
Molecular formulaC20H38N6O4
Molecular weight426.6 g/mol
IUPAC name(2S)-2-acetamido-N-[(2S)-1-[[(2S)-5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]-4-methylpentanamide
InChIKeyGDBQQVLCIARPGH-ULQDDVLXSA-N
SMILESCC(C)C[C@@H](C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCN=C(N)N)C=O)NC(=O)C

Computed by PubChem (NCBI)

Synonyms: Leupeptin, acetyl-l-leucyl-l-leucyl-l-argininal, N-Acetyl-L-leucyl-L-leucyl-L-argininal, Ac-Leu-Leu-Arg-H, Acetyl-L-leucyl-L-leucylargininal, Leupeptin (hemisulfate), Ac-LLR-H, LEUPEPTINS [MI], BSPBio_001195, KBioGR_000535

Also listed as

Leupeptin hemisulfate, 95% Combi-blocks CAS 55123-66-5
Leupeptin hemisulphate salt monohydrate (Synthetic) Biosynth CAS 55123-66-5