β-lactam

Methicillin sodium salt 是β-内酰胺抗生素，抑制参与肽聚糖合成的青霉素结合蛋白。

MAC-545496 是一种抗毒剂，可逆转耐甲氧西林的菌株中的 β-内酰胺耐药性。它是糖肽抗性相关蛋白 R 的纳摩尔抑制剂，对全长 GraR 蛋白具有很强的结合亲和力。

Cefoselis Sulfate (FK 037 Sulfate) 是一种头孢菌素 β-内酰胺抗生素。它对多种革兰氏阳性和革兰氏阴性生物均表现出良好的活性。它可以透过血脑屏障。

D-Lysine lactam is a chiral building block.1,2It has been used in the synthesis of a chiral antibiotic synthetic intermediate, as well as in the stereoselective synthesis of neurokinin (NK) receptor antagonists. 1.Kumar, A., Bhashkar, B., Bhavsar, J., et al.Catalytic reduction: Efficient synthesis of chiral key intermediate of besifloxacin hydrochlorideDer Pharma Chemica7(9)297-3000(2015) 2.Gerspacher, M., Lewis, C., Ball, H.A., et al.Stereoselective preparation of N-[(R,R)-(E)-1-(3,4-dichlorobenzyl)-3- (2-oxoazepan-3-yl)carbamoyl]allyl-N-methyl-3,5-bis(trifluoromethyl)benzamide, a potent and orally active dual neurokinin NK(1)/NK(2) receptor antagonistJ. Med. Chem.46(16)3508-3513(2003)

L-lysine lactam is a building block.1,2It has been used in the synthesis of lysine sulfonamide HIV protease inhibitors, as well as bengamide derivatives within vitroanticancer activity.

Olanzapine lactam impurity is a potential impurity found in commercial preparations of olanzapine.1It is a degradation product formed by exposure to thermal or oxidative stress. 1.Baertschi, S.W., Brunner, H., Bunnell, C.A., et al.Isolation, identification, and synthesis of two oxidative degradation products of olanzapine (LY170053) in solid oral formulationsJ. Pharm. Sci.97(2)883-892(2008)

D-Ornithine lactam is a building block. It has been used in the synthesis of hepatitis C virus non-structural protein 5B inhibitors, as well as αVβ3 integrin receptor antagonists.

L-Ornithine lactam is a synthetic intermediate. It has been used in the synthesis of dipeptidyl peptidase 4 (DPP-4) inhibitors, as well as signaling peptides.

N-Methyl lactam (Compound 3b) 属于peramiue类似物，显示出对成年象鼻虫的显著摄食抑制效果。

Ceftibuten dihydrate (Sch-39720 dihydrate) 是一种具有口服活性的头孢菌素，在体外对多种革兰氏阴性和某些革兰氏阳性病原体有抗菌活性。

Clavulanate lithium (Clavulanic acid lithium) 是一种β-lactamase 的高效抑制剂，可作抗生素。

ANT3310 是一种广谱共价丝氨酸 β-内酰胺酶抑制剂，对 AmpC、CTX-M-15、TEM-1、OXA-48、OXA-23 和 KPC-2 的 IC50 范围为 1 nM 至 175 nM。 ANT3310 可用于细菌感染研究。

Dicloxacillin Sodium (BRL1702 Sodium) 是一种青霉素类窄谱β内酰胺抗生素, 用于革兰氏阳性菌感染的研究。它对β-内酰胺酶产生的微生物有抗菌作用。

Prolyldiketopiperazine B is a proline-based diketopiperazine.

GW779439X 属于吡唑并吡啶类，是一种金黄色葡萄球菌 PASTA 激酶 Stk1抑制剂。它是一种AURKA 抑制剂，可通过 caspases 3 7 诱导细胞凋亡。

β-Lactamase-IN-2 是 β-内酰胺酶的有效抑制剂。β-Lactamase-IN-2显示出抗菌活性。

Metallo β-lactamase ligand 1 是B 类β-内酰胺酶的抑制剂，具有抗菌活性。

Metallo-β-lactamase-IN-3 (compound 35) 是一种有效的金属 -β- 内酰胺酶 (MBL) 抑制剂，具有恢复现有 β-内酰胺类抗生素活性的潜力并为新抗生素的发现提供正交策略。Metallo-β-lactamase-IN-3 对 VIM-1和 NDM-1的活性较高，其 IC50值分别为 0.6 和 1.0 μM。Metallo-β-lactamase-IN-3 对 IMP-7 无抑制作用。

β-Lactamase-IN-1 (4-(1,3-dihydroxypropan-2-yl)-6-methoxypyrido[2,3-b]pyrazin-3-one) 是一种 β-Lactamase 抑制剂，针对淋病奈瑟菌的感染。

Metallo-β-lactamase-IN-16 (compound 18) 作为一种含砜基团的抑制剂，针对多种金属-β-内酰胺酶展示出显著的抗菌活性。该化合物有效抑制 NDM-1（新德里金属-β-内酰胺酶-1）、IMP-1（亚胺培南酶-1）、VIM-1（维罗纳整合子编码的金属-β-内酰胺酶）及 VIM-2，其IC50值分别为 0.16 nM、0.23 nM、0.31 nM 和 1.0 nM，表现出其对这些酶的高效抑制能力。

β-Lactamase-IN-4 (WO2013149121A1, compound 708) is a potent β-lactamase inhibitor. It serves as a valuable tool in the investigation of bacterial infections.

β-Lactamase-IN-5, a β-lactamase inhibitor isolated from compound 720, holds significant potential for studying bacterial infections.

β-Lactamase-IN-6 is a β-Lactamase inhibitor that shows high antibacetrial activity.

Metallo-β-lactamase-IN-6 is a highly effective inhibitor of VIM-Type metallo-β-lactamase, demonstrating IC 50 values of 0.56 μM, 29.50 μM, and 5.78 μM for VIM-2, VIM-1, and VIM-5, respectively. In addition, Metallo-β-lactamase-IN-6 exhibits potent synergistic antibacterial properties when combined with Meropenem, particularly against engineered Escherichia coli strains and clinically isolated Pseudomonas aeruginosa carrying the VIM-2 MBL gene [1].