Tosyl compounds
Medchemexpress LLC N-alpha-tosyl-L-lysine chloromethyl ketone hydrochloride | 4272-74-6 | MFCD00065395 | 99.0% | 369.31 g/mol | C14H21ClN2O3S·HCl | 5 MG
N-alpha-tosyl-L-lysine chloromethyl ketone hydrochloride (TLCK) is an irreversible inhibitor of trypsin and trypsin-like serine proteases. It is used in biochemical and cell biology research to suppress trypsin-like proteolytic activity, probe protease-dependent signaling, and support studies of apoptosis and related pathways.
- Irreversible inhibitor of trypsin-like serine proteases.
- High purity suitable for biochemical assays and analytical work.
- Solid, white to off-white form for convenient storage and handling.
- Commonly used in protease inhibition assays and signal-transduction studies.
- Reported to sensitize HeLa cells to Fas-mediated cell death, useful in apoptosis research.
eMolecules Chem-Impex 4-Toluenesulfonyl chloride 5kg 349011307 00490 0 000 98-59-9 MFCD00007450 190 640 C7H7ClO2S
Chem-Impex 4-Toluenesulfonyl chloride 5kg 349011307 00490 0 000 98-59-9 MFCD00007450 190 640 C7H7ClO2S
eMolecules Chem-Impex 4-Toluenesulfonyl chloride 25kg 349011309 00490 0 000 98-59-9 MFCD00007450 190 640 C7H7ClO2S
Chem-Impex 4-Toluenesulfonyl chloride 25kg 349011309 00490 0 000 98-59-9 MFCD00007450 190 640 C7H7ClO2S
Medchemexpress LLC (-)-1,4-di-O-tosyl-2,3-O-isopropylidene-L-threitol | 37002-45-2 | MFCD00003212 | >98.0% | 470.55 | C21H26O8S2 | 5 G
(-)-1,4-Di-O-tosyl-2,3-O-isopropylidene-L-threitol is a tosyl-protected isopropylidene derivative of L-threitol used as a synthetic intermediate in organic synthesis. It contains two p-toluenesulfonyl ester groups and an isopropylidene acetal that facilitate selective functionalization, substitution, and protecting-group strategies in multistep preparations.
- Provides tosyl protection for primary hydroxyls to enable substitution reactions.
- Contains an isopropylidene acetal that protects vicinal diol functionality.
- Configured with defined stereochemistry for stereospecific transformations.
- High purity suitable for research applications (HPLC >98%).
- Molecular formula C21H26O8S2; molecular weight 470.55.
Medchemexpress LLC (-)-1,4-di-O-tosyl-2,3-O-isopropylidene-L-threitol | 37002-45-2 | MFCD00003212 | >98.0% | 470.56 g/mol | C21H26O8S2 | 10 G
(-)-1,4-Di-O-tosyl-2,3-O-isopropylidene-L-threitol is a tosylated, protected threitol derivative used as an intermediate and reagent in glycochemistry and carbohydrate synthesis. It is supplied as a solid for laboratory research and synthetic applications.
- Tosylated protected threitol enabling selective substitution of hydroxyl groups.
- Useful intermediate for glycochemistry and carbohydrate modification.
- Available in multiple package sizes for bench-scale synthesis.
- Reported purity >98.0% by HPLC in supplier documentation.
- Provided as a crystalline solid suitable for storage and handling in standard laboratory conditions.
Medchemexpress LLC Dimethyl sulfone | 67-71-0 | MFCD00007566 | 99.6% | 94.1 g/mol | C2H6O2S | 100g
Dimethyl sulfone (Methyl Sulfonyl Methane) is a metabolic product of endogenous methanethiol metabolism and intestinal bacterial metabolism Dimethyl sulfone inhibits choriocapillary endothelial (CCE) cell proliferation also has many biological effects including antiinflammatory antioxidant and local anesthetic effects that could be neuroprotective[1][2][3]
eMolecules Chem-Impex 4-Toluenesulfonyl chloride 10kg 349011308 00490 0 000 98-59-9 MFCD00007450 190 640 C7H7ClO2S
Chem-Impex 4-Toluenesulfonyl chloride 10kg 349011308 00490 0 000 98-59-9 MFCD00007450 190 640 C7H7ClO2S
Medchemexpress LLC Diphenyl m-tolyl phosphate-d7 | 347.35 g/mol | C19H10D7O4P | 5mg
Diphenyl m-tolyl phosphate-d7 is the deuterium labeled Diphenyl m-tolyl phosphate (HY-W844071)
Medchemexpress LLC Fipronil sulfone | 120068-36-2 | MFCD01938707 | 99.8% | 453.15 g/mol | C12H4Cl2F6N4O2S | 10MG
Fipronil sulfone is the major metabolite of the insecticide fipronil and acts as a GABA receptor inhibitor. Supplied as a high-purity analytical/research standard, it is suitable for in vitro pharmacology, metabolic and environmental analysis, and use as a reference material.
- High purity (99.8%).
- Suitable for pharmacology and in vitro studies.
- Reported GABA receptor IC50 ≈ 175 nM.
- Molecular weight 453.15 g/mol; formula C12H4Cl2F6N4O2S.
- Available in small pack sizes for analytical applications.
Medchemexpress LLC Dimethyl sulfone | 67-71-0 | MFCD00007566 | 99.6% | 94.133 g/mol | C2H6O2S | 500g
Dimethyl sulfone (Methyl Sulfonyl Methane) is a metabolic product of endogenous methanethiol metabolism and intestinal bacterial metabolism Dimethyl sulfone inhibits choriocapillary endothelial (CCE) cell proliferation also has many biological effects including antiinflammatory antioxidant and local anesthetic effects that could be neuroprotective[1][2][3]