MC-Val-Cit-PAB-clindamycin - CAS 1639793-13-7

MC-Val-Cit-PAB-clindamycin - CAS 1639793-13-7 Catalog number: BADC-00611

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MC-Val-Cit-PAB-clindamycin is a drug-linker conjugate for ADC with potent antitumor activity by using clindamycin (a protein synthesis inhibitor), linked via the ADC linker MC-Val-Cit-PAB.

Category
ADCs Cytotoxin with Linkers
Product Name
MC-Val-Cit-PAB-clindamycin
CAS
1639793-13-7
Catalog Number
BADC-00611
Molecular Formula
C46H72ClN8O11S
Molecular Weight
980.63
MC-Val-Cit-PAB-clindamycin

Ordering Information

Catalog Number Size Price Quantity
BADC-00611 -- $-- Inquiry
Description
MC-Val-Cit-PAB-clindamycin is a drug-linker conjugate for ADC with potent antitumor activity by using clindamycin (a protein synthesis inhibitor), linked via the ADC linker MC-Val-Cit-PAB.
IUPAC Name
(2S,4R)-1-[[4-[[(2S)-5-(carbamoylamino)-2-[[(2S)-2-[6-(2,5-dioxopyrrol-1-yl)hexanoylamino]-3-methylbutanoyl]amino]pentanoyl]amino]phenyl]methyl]-N-[(1S,2S)-2-chloro-1-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-methylsulfanyloxan-2-yl]propyl]-1-methyl-4-propylpyrrolidin-1-ium-2-carboxamide
Canonical SMILES
C[C@H](Cl)[C@@]([C@@]1([H])O[C@@H]([C@H](O)[C@@H](O)[C@H]1O)SC)([H])NC([C@H]2[N+](C)(C[C@H](CCC)C2)CC3=CC=C(NC([C@H](CCCNC(N)=O)NC([C@H](C(C)C)NC(CCCCCN4C(C=CC4=O)=O)=O)=O)=O)C=C3)=O
InChI
InChI=1S/C46H71ClN8O11S/c1-7-12-29-23-32(43(63)53-37(27(4)47)41-39(60)38(59)40(61)45(66-41)67-6)55(5,25-29)24-28-15-17-30(18-16-28)50-42(62)31(13-11-21-49-46(48)65)51-44(64)36(26(2)3)52-33(56)14-9-8-10-22-54-34(57)19-20-35(54)58/h15-20,26-27,29,31-32,36-41,45,59-61H,7-14,21-25H2,1-6H3,(H6-,48,49,50,51,52,53,56,62,63,64,65)/p+1/t27-,29+,31-,32-,36-,37+,38-,39+,40+,41+,45+,55?/m0/s1
Shipping
Room temperature

MC-Val-Cit-PAB-clindamycin is a conjugate designed for targeted drug delivery, combining the antibiotic clindamycin with a peptide-based linker. Clindamycin is a well-known antibiotic that inhibits bacterial protein synthesis by binding to the 50S ribosomal subunit, making it effective against a variety of bacterial infections. By linking clindamycin to a peptide linker like MC-Val-Cit-PAB, the drug can be selectively delivered to specific targets, potentially improving its efficacy in treating infections while minimizing side effects. This targeted delivery system has a broad range of potential applications in antimicrobial therapy and beyond.

One key application of MC-Val-Cit-PAB-clindamycin is in the development of targeted therapies for bacterial infections, particularly those that are resistant to conventional antibiotics. The conjugate can be used to deliver clindamycin more efficiently to infection sites, such as in tissues with high bacterial load. The peptide linker allows for selective targeting of bacteria or infected cells, improving the concentration of clindamycin where it is most needed. This targeted approach could reduce the risk of systemic toxicity and improve the overall therapeutic efficacy of clindamycin, especially in treating difficult-to-target infections.

MC-Val-Cit-PAB-clindamycin also offers significant promise in overcoming bacterial resistance mechanisms. Antibiotic resistance is an increasing global concern, with bacteria evolving mechanisms that render conventional antibiotics less effective. The conjugation of clindamycin to a peptide that specifically targets infected cells could bypass some of these resistance pathways by ensuring that the drug is delivered directly to the site of infection. This could enhance the antibiotic’s potency and effectiveness against resistant strains, providing a more robust solution for treating multidrug-resistant bacterial infections.

In addition, MC-Val-Cit-PAB-clindamycin has applications in the field of personalized medicine. By incorporating specific targeting peptides into the conjugate, the therapy can be tailored to address unique bacterial strains or individual patient needs. Personalized therapy allows for a more precise treatment regimen, which is crucial in managing infections caused by complex or heterogeneous bacterial populations. The targeted nature of MC-Val-Cit-PAB-clindamycin makes it a promising tool in the development of personalized antimicrobial therapies.

Finally, MC-Val-Cit-PAB-clindamycin may also be used in combination therapies, where it can be co-delivered with other antimicrobial agents or immune-modulating drugs. The targeted delivery system could allow for synergistic effects, enhancing the therapeutic outcome while minimizing the side effects of the individual drugs. This combination approach could be especially effective in treating chronic infections or those caused by biofilm-forming bacteria, which are more difficult to eradicate with standard treatments.

1.Targeted drug delivery through the traceless release of tertiary and heteroaryl amines from antibody-drug conjugates
Staben LR, et al.
The reversible attachment of a small-molecule drug to a carrier for targeted delivery can improve pharmacokinetics and the therapeutic index. Previous studies have reported the delivery of molecules that contain primary and secondary amines via an amide or carbamate bond; however, the ability to employ tertiary-amine-containing bioactive molecules has been elusive. Here we describe a bioreversible linkage based on a quaternary ammonium that can be used to connect a broad array of tertiary and heteroaryl amines to a carrier protein. Using a concise, protecting-group-free synthesis we demonstrate the chemoselective modification of 12 complex molecules that contain a range of reactive functional groups. We also show the utility of this connection with both protease-cleavable and reductively cleavable antibody-drug conjugates that were effective and stable in vitro and in vivo. Studies with a tertiary-amine-containing antibiotic show that the resulting antibody-antibiotic conjugate provided appropriate stability and release characteristics and led to an unexpected improvement in activity over the conjugates previously connected via a carbamate.
The molarity calculator equation

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

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