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α-Cyano-4-hydroxycinnamic acid (α-Cyano-4-hydroxycinnamic acid(α-CHCA)) 是非竞争性单羧酸盐转运蛋白 (MCTs) 抑制剂，可抑制线粒体丙酮酸转运蛋白，Ki 值为 6.3 μM。它可作为基质辅助激光解吸电离-飞行时间质谱 (MALDI-TOF) 分析的基质，可以促进肽离子化。

Rocuronium bromide (ORG 9426) 是一种氨基甾体类的、非去极化的神经肌肉受体抑制剂，也是一种肌肉松弛剂。

Casanthranol是从Rhamnus p.的干燥树皮（通常称为cascara sagrada）提取的高浓度的蒽酚苷混合物。Casanthranol 主要用于缓解便秘。Casanthranol通过其对肠壁的作用，促进肌肉收缩的增加，从而帮助肠道运动。

Proteinase 是一种催化蛋白质分解的酶。它们通过水解作用来裂解蛋白质内的肽键，将蛋白质分解成更小的多肽或单个氨基酸。Proteinase 参与许多生物功能，包括消化进食的蛋白质、旧蛋白质的分解，以及细胞信号传递。它们同时促进新的蛋白质产物的形成

D-Glucuronic acid sodium salt monohydrate (Sodium D-glucuronate) 是内源性代谢产物的一种。

Oxytocin (Oxytocin (Syntocinon)) 是哺乳动物的神经垂体激素，是多效的下丘脑肽，是催产素受体的配体，有助于分娩、哺乳和亲社会行为。Oxytocin 有刺激乳腺分泌乳汁，在分娩过程中促进子宫平滑肌的收缩，促进母爱的作用。

Coumarin 6 (Coumarin VI) 是一种荧光染料，可作为微粒给药系统中的荧光探针，研究药物给药系统的体内跟踪、细胞摄取和转运机制。

1,4-Butanediamine是一种脂肪族二胺化合物，可用作分析试剂辅助精准检测实验，也能作为染料中间体助力各类功能性染料的合成。

Acid-PEG3-C2-Boc is a compound used as a linker in the synthesis of PROTACs to facilitate the degradation of EGFR and the inhibition of mTOR[1][2]. It is classified as a PEG- and alkyl/ether-based PROTAC linker.

Amino-PEG9-amine is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

Aminooxy-PEG7-methane is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

BDP FL-PEG5-azide is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

Biotin-PEG5-azide is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

Bis-Mal-PEG3 is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

BnO-PEG4-OH is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

Bromo-PEG5-bromide is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

endo-BCN-PEG3-acid is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

Fmoc-NH-ethyl-SS-propionic NHS ester is a cleavable linker for antibody-drug conjugates (ADCs)[1]. It is employed in the synthesis of ADCs, facilitating the covalent attachment of drugs to antibodies through the formation of stable amide bonds.

m-PEG3-CH2COOH is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

m-PEG4-phosphonic acid ethyl ester is a PEGylation-based linker for the design and synthesis of PROTACs, which are heterobifunctional molecules facilitating targeted protein degradation[1].

N-Boc-N-bis-PEG5 is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

N-Succinimidyl 3-(Bromoacetamido)propionate is a PEG-based PROTAC linker employed in the synthesis of PROTACs and antibody-drug conjugates (ADCs) [1, 2]. It acts as a cleavable ADC linker, facilitating the conjugation of drugs to antibodies for targeted delivery [2].

Propargyl-PEG4-Boc is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

Propargyl-PEG3-methane is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.