Tosyl compounds
Medchemexpress LLC 4-(3-tosyl-2-(tosylmethyl)propanoyl)benzoic acid | 124243-00-1 | MFCD28142486 | 500.58 g/mol | C25H24O7S2 | 5 MG
4-(3-tosyl-2-(tosylmethyl)propanoyl)benzoic acid is a bis-sulfone acid derivative used as a reactive covalent linker with a free carboxylic acid and two tosyl groups. It is applied in conjugation and linker chemistry, and can undergo Michael-type addition reactions.
- Bis-sulfone acid with two tosyl groups.
- Contains a free carboxylic acid for conjugation.
- Reactive toward Michael-type additions.
- Used as a bifunctional building block in synthesis and bioconjugation.
Medchemexpress LLC (-)-1,4-di-O-tosyl-2,3-O-isopropylidene-L-threitol | 37002-45-2 | MFCD00003212 | 470.56 g·mol⁻¹ | C21H26O8S2 | 1 G
(-)-1,4-Di-O-tosyl-2,3-O-isopropylidene-L-threitol is a chemically protected derivative of L-threitol used as a synthetic intermediate and reagent in glycobiology and carbohydrate chemistry. The tosyl and isopropylidene protections enable selective functionalization in multi-step syntheses. Consult the product data sheet and SDS for batch-specific purity and safety and handling information.
- Protected di-tosyl derivative of L-threitol suitable for synthetic transformations
- Useful intermediate in carbohydrate synthesis and glycobiology research
- Molecular formula C21H26O8S2; molecular weight 470.56 g·mol⁻¹
- Provided in laboratory pack sizes for bench-scale synthesis
- Refer to the data sheet and SDS for purity, analytical data, and safety handling
Medchemexpress LLC Fipronil sulfone | 120068-36-2 | MFCD01938707 | 99.8% | 453.15 g/mol | C12H4Cl2F6N4O2S | 5MG
Fipronil sulfone is the sulfone metabolite of fipronil supplied as an analytical standard for research and method development. It is used as a reference material in studies of metabolism, environmental monitoring, and receptor-binding assays, and is reported to selectively inhibit the GABA receptor (IC50 ~175 nM).
- High-purity analytical standard (reported 99.8%).
- Molecular formula C12H4Cl2F6N4O2S and molecular weight 453.15 g/mol.
- Suitable for method validation and quantification of fipronil metabolites.
- Demonstrated GABA receptor activity useful for biochemical studies.
- Available in small pack sizes appropriate for analytical workflows.
p-Toluenesulfonyl Chloride p.a., Thermo Scientific™
CAS: 98-59-9 Molecular Formula: C7H7ClO2S Molecular Weight (g/mol): 190.64 MDL Number: MFCD00007450 InChI Key: YYROPELSRYBVMQ-UHFFFAOYSA-N Synonym: tosyl chloride,p-toluenesulfonyl chloride,p-tosyl chloride,4-toluenesulfonyl chloride,p-toluenesulfochloride,4-methylbenzene-1-sulfonyl chloride,p-tolylsulfonyl chloride,p-toluenesulphonyl chloride,tosylchloride,p-toluenesulfonic acid chloride PubChem CID: 7397 IUPAC Name: 4-methylbenzene-1-sulfonyl chloride SMILES: CC1=CC=C(C=C1)S(Cl)(=O)=O
NSC 697923, Tocris Bioscience™
CAS: 343351-67-7 Molecular Formula: C11H9NO5S Molecular Weight (g/mol): 267.255 InChI Key: GAUHIPWCDXOLCZ-UHFFFAOYSA-N Synonym: 2-4-methylphenyl sulfonyl-5-nitrofuran,2-nitro-5-tosylfuran,2-nitro-5-tosyl-furan,ncimech_000297,2-nitro-5-p-toluenesulfonylfuran,2-nitro-5-p-tolylsulfonyl furan,2-nitro-5-toluene-4-sulfonyl-furan,2-4-methylphenyl sulfonyl-5-nitro-furan,furan, 2-4-methylphenyl sulfonyl-5-nitro PubChem CID: 394449 IUPAC Name: 2-(4-methylphenyl)sulfonyl-5-nitrofuran SMILES: CC1=CC=C(C=C1)S(=O)(=O)C2=CC=C(O2)[N+](=O)[O-]
2-(p-Toluenesulfonyl)ethanol 95.0+%, TCI America™
CAS: 22381-54-0 Molecular Formula: C9H12O3S Molecular Weight (g/mol): 200.252 MDL Number: MFCD00041757 InChI Key: QJFIXBNLKARINT-UHFFFAOYSA-N Synonym: 2-tosylethanol,2-p-toluenesulfonyl ethanol,2-p-tolylsulfonyl ethanol,2-4-methylphenyl sulfonyl ethanol,ethanol, 2-p-tolylsulfonyl,ethanol, 2-4-methylphenyl sulfonyl,2-4-methylphenylsulfonyl ethanol,2-hydroxyethyl 4-methylphenyl sulfone,2-4-methylbenzenesulfonyl ethanol PubChem CID: 89682 IUPAC Name: 2-(4-methylphenyl)sulfonylethanol SMILES: CC1=CC=C(C=C1)S(=O)(=O)CCO