Phenylcarbamic acid esters
Chem-Impex International, Inc. Boc-1,4-phenylenediamine | 71026-66-9 | MFCD00043022 | 5G
Boc-1,4-phenylenediamine, 71026-66-9, MFCD00043022, 5G
Medchemexpress LLC Boc-C14-COOH | 843666-27-3 | >98.0% | 342.51 | C20H38O4 | 100 G
Boc-C14-COOH is a Boc-protected C14 carboxylic acid used as a non-cleavable linker in antibody-drug conjugate (ADC) synthesis and as an alkyl-chain linker for proteolysis targeting chimera (PROTAC) construction. It is supplied as a solid, white to off-white powder suitable for conjugation chemistries.
- Non-cleavable ADC linker for antibody conjugation
- Alkyl chain-based PROTAC linker
- Purity >98.0%
- Molecular weight 342.51 g/mol
- Chemical formula C20H38O4
- Physical form: white to off-white solid
- Storage: powder at -20°C (up to 3 years) or 4°C (up to 2 years)
Medchemexpress LLC Boc-NH-PEG4 | 106984-09-2 | MFCD07779195 | 99.5% | 293.36 | C13H27NO6 | 5 G
Boc-NH-PEG4 is a Boc-protected polyethylene glycol (PEG4) linker used as a spacer in PROTAC, ADC, and other bioconjugation syntheses. It provides a four-unit PEG spacer with a Boc-protected amino terminus that enables orthogonal deprotection and downstream functionalization. The material is supplied as a colorless to light yellow liquid and is suitable as a building block in small-molecule conjugates.
- Four-unit PEG spacer for controlled linker length.
- Boc-protected amino terminus enables orthogonal deprotection and diversification.
- High purity suitable for synthetic applications (about 99.5%).
- Liquid form simplifies handling and dosing.
- Recommended storage at -20°C to preserve stability.
- Compatible with common coupling chemistries for conjugation workflows.
Medchemexpress LLC Boc-N-ethylglycine | 149794-10-5 | MFCD00672508 | 97.0% | 203.24 g/mol | C9H17NO4 | 25 G
Boc-N-ethylglycine is a Boc-protected N-ethyl derivative of glycine provided as a purified solid for research use. It is used as an amino acid building block in peptide synthesis and other biochemical research applications.
- Purity 97.0%.
- Molecular weight 203.24 g/mol.
- Chemical formula C9H17NO4.
- Solid form; hygroscopic; soluble in DMSO (100 mg/mL) with ultrasonic assistance.
- Storage: powder -20°C (3 years) or 4°C (2 years); solutions -80°C (6 months) or -20°C (1 month).
- Available pack sizes include 10 g, 25 g, 100 g, 500 g.
Medchemexpress LLC Trifluoperazine N-Glucuronide | 165602-90-4 | ≥96.0% | 583.62 | 1 MG
Trifluoperazine N-Glucuronide is one of the human UGT1A isoforms expressed in the liver, where it catalyzes the imipramine and trifluoperazine N-glucuronide formation. This product is intended for research use only.
- Catalyzes imipramine and trifluoperazine N-glucuronide formation.
- Expression levels of 0.14 unit/mg protein in HEK293 cells.
- Affects activity of human UGT1A9 when coexpressed.
- Imipramine N-glucuronide formation follows Michaelis-Menten equation.
- Interacts with human UGT1A1 and UGT1A6, influencing their enzymatic activities.
Cayman Chemical N ketocaproylLHomoserine lac
A bacterial quorum-sensing signaling molecule; produced in the marine bioluminescence bacterium V. fischeri
Medchemexpress LLC 5,8,11-trioxa-2-azatridecanoic acid, 13-hydroxy-, 1,1-dimethylethyl ester | 106984-09-2 | MFCD07779195 | 99.5% | 293.36 g/mol | C13H27NO6 | 10 G
Boc-NH-PEG4 (PROTAC Linker 12) is a Boc-protected PEG4 linker with a tert-butoxycarbonyl-protected amine and a terminal hydroxyl. It provides a short, hydrophilic PEG spacer commonly used to connect ligands in PROTACs and other bifunctional molecules, improving solubility and enabling modular conjugation chemistry.
- Boc-protected amine enables selective deprotection and downstream coupling.
- Terminal hydroxyl allows diverse functionalization and linker attachment.
- PEG4 spacer increases aqueous solubility and flexibility in conjugates.
- High reported purity supports reproducible synthesis and analysis.
- Suitable for synthesizing PROTACs and bifunctional degraders.