Organometallic Compounds
Medchemexpress LLC 4,7,10-trioxa-3-siladodecan-12-ol, 2,2,3,3-tetramethyl- | 201037-95-8 | MFCD30471718 | ≥98.0% | 264.43 g/mol | C12H28O4Si | 250 MG
TBDMS-PEG3-OH is a tert-butyldimethylsilyl (TBDMS)-protected PEG3 alcohol used as a linker or spacer in organic synthesis, PROTAC construction, and drug-delivery conjugation. It provides a protected terminal alcohol for selective deprotection and coupling reactions.
- Provides a TBDMS-protected terminal alcohol for selective deprotection and coupling.
- Suitable as a PEG3 linker or spacer in medicinal chemistry and PROTAC synthesis.
- High purity (≥98%) and molecular weight 264.43 g/mol.
- Liquid, colorless to light yellow, convenient for solution-phase reactions.
- Recommended storage: pure form -20°C (long term) or 4°C (short term); in solvent store at -80°C.
Matrix Scientific TRIMETHYLSILYL TRIFLUOROAC-25G
Trimethylsilyl trifluoroacetate, 97%; 25g,C5H9F3O2Si, MFCD00000413, mw 186.21, [400-53-3]
Medchemexpress LLC N-Fmoc-4-(tert-butoxycarbonylmethoxy)-L-phenylalanine | 181951-92-8 | MFCD07781259 | ≥98.0% | 517.57 | C30H31NO7 | 250 MG
N-Fmoc-4-(tert-butoxycarbonylmethoxy)-L-phenylalanine is an Fmoc-protected derivative of L-phenylalanine used as a building block in peptide synthesis and related peptide chemistry applications. It features an N-Fmoc protecting group on the amine and a tert-butoxycarbonylmethoxy protecting group at the 4-position of the phenyl ring, supplied as a solid powder with reported high purity for synthetic use.
- Fmoc-protected amino acid for solid-phase peptide synthesis.
- Tert-butoxycarbonylmethoxy group at the 4-position provides orthogonal protection.
- Molecular formula: C30H31NO7.
- Molecular weight approximately 517.6 daltons.
- Purity by NMR: ≥98.0%.
- Solid powder form; store at -20°C for long-term stability.
eMolecules 849062-04-0 | Ambeed | (26-Difluoro-3-isopropoxyphenyl)boronic acid | 250mg | 719807709 | A565006 | MFCD07369753 | 215.99 | C9H11BF2O3
Ambeed | (26-Difluoro-3-isopropoxyphenyl)boronic acid | 250mg | 719807709 | A565006 | 849062-04-0 | MFCD07369753 | 215.990 | C9H11BF2O3
Medchemexpress LLC N-Fmoc-4-(tert-butoxycarbonylmethoxy)-L-phenylalanine | 181951-92-8 | MFCD07781259 | >98.0% | 517.57 g/mol | C30H31NO7 | 1 G
N-Fmoc-4-(tert-butoxycarbonylmethoxy)-L-phenylalanine is an Fmoc-protected phenylalanine derivative used as a protected amino acid building block for peptide synthesis and chemical research. It features a tert-butoxycarbonyl-protected methoxy substituent at the 4-position of the aromatic ring and is supplied as a solid with formula C30H31NO7 and molecular weight 517.57 g/mol. Typical purity is ≥98.0% and recommended storage is powder: -20°C (up to 3 years) or 4°C (up to 2 years); in solvent: -80°C (up to 6 months) or -20°C (up to 1 month).
- Fmoc-protected amino acid suitable for solid-phase peptide synthesis.
- Boc-protected methoxy group at the 4-position of the aromatic ring.
- Chemical formula C30H31NO7 and molecular weight 517.57 g/mol.
- Purity ≥98.0% by 1H NMR.
- Supplied as a solid; follow recommended powder and solvent storage conditions.
- Intended for research use only.
Medchemexpress LLC Iron II D-gluconate 100g
Iron(II) D-gluconate dihydrate 98% is used for blood coagulation
Medchemexpress LLC 3- Trimethoxysilyl p 100g
3-(Trimethoxysilyl)propyl methacrylate is a reactive monomer and silane coupling agent 3-(Trimethoxysilyl)propyl methacrylate can be used to prepare nanoparticles[1][2]
Medchemexpress LLC Perfluorophenyl 3-(2-(2-(2-(1,3-dioxoisoindolin-2-yloxy)ethoxy)ethoxy)ethoxy)propanoate | 2101206-87-3 | >96.0% | 533.4 g/mol | C23H20F5NO8 | 10 MG
NHPI-PEG3-C2-Pfp ester is a noncleavable, trifunctional 3-unit polyethylene glycol (PEG) linker bearing an N-hydroxyphthalimide (NHPI) group and a perfluorophenyl (Pfp) activated ester. It is used for bioconjugation and in the synthesis of antibody-drug conjugates (ADCs). Intended for research use only.
- Noncleavable 3-unit PEG linker
- NHPI functional group for site-specific conjugation
- Perfluorophenyl activated ester for amine coupling
- Molecular weight about 533.4 g/mol; formula C23H20F5NO8
- Purity greater than 96%
- Intended for research use only, not for human or animal use
Medchemexpress LLC Biotin-PEG3-SS-azide | 2866429-93-6 | 99.6% | 692.91 | C27H48N8O7S3 | 10 MG
Biotin-PEG3-SS-azide is a cleavable three-unit polyethylene glycol linker bearing a biotin group and a terminal azide, designed for conjugation chemistry in research applications. It is suitable for click chemistry reactions and as a cleavable linker in the synthesis of antibody-drug conjugates.
- Cleavable disulfide linker provides intracellular release.
- Azide functionality enables CuAAC and strain-promoted cycloaddition.
- PEG3 spacer increases solubility and reduces steric hindrance.
- High purity supports reliable conjugation results.
- Soluble in DMSO at high concentration for in vitro use.
- Recommended storage at low temperature and protection from light to preserve stability.
Medchemexpress LLC Tolterodine (Tartrate) | 124937-52-6 | 98.6% | C26H37NO7 | 25 MG
Tolterodine tartrate is an mAChR inhibitor and a substrate for cytochrome P450 enzymes. It competitively binds acetylcholine, reducing sympathetic excitation and inhibiting involuntary bladder muscle contraction. It also restores the Nrf2/NF-κB signaling pathway, protecting against inflammatory response and ferroptosis. It is used for research on urinary tract infections and overactive bladder.
- mAChR inhibitor
- Substrate for cytochrome P450 enzymes
- Competitively binds acetylcholine
- Reduces sympathetic excitation
- Inhibits involuntary bladder muscle contraction
- Restores Nrf2/NF-κB signaling pathway
- Protects against inflammatory response and ferroptosis
- Ameliorates LPS-induced oxidative stress
- Research use for urinary tract infections and overactive bladder
Medchemexpress LLC N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid | 2183440-70-0 | 99.6% | C24H47N5O11 | 25 MG
N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid is a PEG-based PROTAC linker primarily used in the synthesis of PROTACs. It acts as a versatile click chemistry reagent, facilitating selective degradation of target proteins via the intracellular ubiquitin-proteasome system.
- Contains an Azide group
- Participates in copper-catalyzed azide-alkyne cycloaddition reactions (CuAAc) with molecules possessing Alkyne groups
- Undergoes strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups
- Functions as a PROTAC linker
- Utilized in PROTAC synthesis