Carboxylic acid amides
Medchemexpress LLC Biotin-PEG3-CONH-Ph-CF3-diazirine | 2845211-64-3 | C28H39F3N6O6S | 1 ML
Biotin-PEG3-CONH-Ph-CF3-diazirine is a biotin labeled PEG3 derivative primarily used for protein labeling applications.
- Biotin labeled PEG3 derivative
- Ideal for protein labeling
- White to light yellow solid appearance
- High purity of 99.78%
Medchemexpress LLC Biotin-peg3-conh-ph-cf3-diazirine | 2845211-64-3 | C28H39F3N6O6S | 5 MG
Biotin-PEG3-CONH-Ph-CF3-diazirine is a biotin labeled PEG3 derivative that can be used for protein labeling. It has a high purity of 99.78% and a molecular weight of 644.71.
- Biotin labeled PEG3 derivative.
- Suitable for protein labeling.
- High purity of 99.78%.
- Molecular weight of 644.71.
- Solid appearance, white to light yellow in color.
- Soluble in DMSO at 100 mg/mL.
- Stable for 3 years as powder at -20°C.
- Stable for 6 months in solvent at -80°C.
Medchemexpress LLC 4-acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic acid disodium | 51023-76-8 | 94.37% | 498.46 | 25 MG
4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic acid disodium is a fluorescent dye. It can be utilized to demonstrate retrograde axonal transport, to label secondary antibodies, and as a fluorescent whole cell stain. This product is for research use only.
- Can be utilized to demonstrate retrograde axonal transport
- Labels secondary antibodies
- Functions as a fluorescent whole cell stain
Medchemexpress LLC 4-acetamido-4'-isothiocyanato-2,2'-stilbenedisulfonic acid disodium salt hydrate | 51023-76-8 | MFCD00007485 | ≥80.0% | 498.46 g·mol-1 (anhydrous basis) | C17H12N2Na2O7S3 · xH2O | 5 MG
4-Acetamido-4′-isothiocyanato-2,2′-stilbenedisulfonic acid disodium (SITS) is the disodium salt of an isothiocyanate-functionalized stilbenedisulfonate used as a biochemical reagent. It is employed as a labeling reagent and an anion transport inhibitor in cell and membrane studies and is supplied as a hydrated disodium salt.
- Reactive isothiocyanate group for covalent labeling of proteins and amines.
- Useful probe for studying anion transport and membrane permeability.
- Water-soluble disodium salt suitable for aqueous biological buffers.
- Available in small research quantities for experimental assays.
- Purity typically ≥80% as specified by suppliers.
Medchemexpress LLC 4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic acid (disodium) | 51023-76-8 | 94.4% | 498.46 | 100 MG
4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic acid (disodium) is a fluorescent dye. It is utilized in various biological applications.
- Demonstrates retrograde axonal transport
- Labels secondary antibodies
- Used as a fluorescent whole cell stain
Medchemexpress LLC 4-(N-iodoacetamide)benzophenone | 76809-63-7 | MFCD07437855 | 95.0% | 365.17 g/mol | C15H12INO2 | 25 MG
4-(N-Iodoacetamide)benzophenone is a sulfhydryl-reactive heterobifunctional reagent used in biochemical research for covalent labeling and photocrosslinking of proteins. It pairs an iodoacetamide electrophile that selectively alkylates cysteine thiols with a benzophenone photoreactive group that forms covalent bonds upon UV activation. The material is supplied as a solid in small research pack sizes and is accompanied by supporting documentation.
Medchemexpress LLC 4-(N-iodoacetamide)benzophenone | 76809-63-7 | MFCD07437855 | 95.0% | 365.17 | C15H12INO2 | 100 MG
4-(N-Iodoacetamide)benzophenone is an iodoacetamide-functionalized benzophenone used as a heterobifunctional photocrosslinking and sulfhydryl-reactive reagent in biochemical research. It is provided as a solid for laboratory use with reported purity of 95.0% and a molecular weight of 365.17 g/mol. Intended for research use only.
- Sulfhydryl-reactive iodoacetamide group for cysteine labeling.
- Photoreactive benzophenone moiety for UV-induced crosslinking.
- Suitable for biochemical assays and proteomics workflows.
- Available in small solid quantities for laboratory experiments.
- High reported purity appropriate for research applications.
Medchemexpress LLC 4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic acid disodium | 51023-76-8 | 94.37% | 498.46 | 50 MG
4-Acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic acid disodium is a fluorescent dye that has a purity of 94.37%. It appears as a light yellow to yellow solid. This compound is intended for research use only and is not sold to patients.
- Functions as a fluorescent dye.
- Can be utilized to demonstrate retrograde axonal transport.
- Suitable for labeling secondary antibodies.
- Can be used as a fluorescent whole cell stain.
- Soluble in DMSO at 250 mg/mL (501.54 mM).
- Should be stored at -20°C, protected from light, and under nitrogen. In solvent, it can be stored at -80°C for 6 months or -20°C for 1 month (protected from light, stored under nitrogen).