Pyrrolidines
Medchemexpress LLC Tert-butoxycarbonyl-L-leucylglycine | 32991-17-6 | MFCD00076954 | 97.0% | 288.34 | C13H24N2O5 | 500 MG
(tert-Butoxycarbonyl)-L-leucylglycine is a Boc-protected dipeptide used as a building block in peptide synthesis and related organic chemistry research. It is supplied as a solid with formula C13H24N2O5 and molecular weight 288.34 g·mol-1, and is used to protect the N-terminus of leucyl residues during stepwise peptide assembly and synthetic method development.
- Boc-protected dipeptide compatible with standard peptide coupling chemistries.
- Solid form suitable for routine laboratory storage and handling.
- Chemical formula C13H24N2O5 and molecular weight 288.34 g·mol-1 for exact stoichiometric calculations.
- Suitable for incorporation into peptide chains and protecting-group strategies.
- Provided in small-scale quantities intended for research and development use.
Medchemexpress LLC (tert-butoxycarbonyl)-L-leucylglycine | 32991-17-6 | MFCD00076954 | 97.0% | 288.34 g·mol⁻¹ | C13H24N2O5 | 100 MG
(tert-butoxycarbonyl)-L-leucylglycine is an N-protected dipeptide used as a building block in peptide synthesis and as a reference for analytical method development. It is provided as a powder with molecular formula C13H24N2O5 and molecular weight 288.34 g·mol⁻¹. Consult the certificate of analysis for batch-specific purity and handling instructions.
- N-protected dipeptide suitable for solid-phase and solution-phase peptide synthesis.
- Serves as a building block for peptide elongation and derivatization.
- Supplied as a stable powder for convenient weighing and storage.
- Compatible with standard peptide coupling reagents and protocols.
- Useful as an analytical reference in method development and quality control.
- Storage at low temperature extends shelf life; consult the COA for purity and storage details.
Medchemexpress LLC Androsta-5,16-diene-3,17-diol, 3-acetate 17-(trifluoromethanesulfonate), (3β)- | 115375-60-5 | 99.09% | C22H29F3O5S | 25 MG
Androsta-5,16-diene-3,17-diol, 3-acetate 17-(trifluoromethanesulfonate), (3β)- is a drug intermediate for the synthesis of various active compounds. This product boasts a high purity of 99.09%.
- Used as a drug intermediate for the synthesis of various active compounds.
- High purity of 99.09%.
- Powder storage: -20°C for 3 years, 4°C for 2 years.
- In solvent storage: -80°C for 6 months, -20°C for 1 month.
Medchemexpress LLC Androsta-5,16-diene-3,17-diol, 3-acetate 17-(trifluoromethanesulfonate), (3β)- | 115375-60-5 | 99.1% | C22H29F3O5S | 50 MG
Androsta-5,16-diene-3,17-diol, 3-acetate 17-(trifluoromethanesulfonate), (3β)- is a chemical compound that serves as a drug intermediate for the synthesis of various active compounds. This product is intended for research use only and has not been fully validated for medical applications.
- Used as a drug intermediate
- Molecular weight: 462.52
- Appearance: White to light yellow solid
- Storage for powder: -20°C for 3 years; 4°C for 2 years
- Storage for in-solvent: -80°C for 6 months; -20°C for 1 month
Medchemexpress LLC 5-(hydroxymethyl)cytidine | 19235-17-7 | MFCD26523159 | ≥99.0% | 273.24 | C10H15N3O6 | 10 MG
5-(Hydroxymethyl)cytidine is a cytidine nucleoside analogue used as a research reagent to study DNA and RNA modifications, cell-cycle effects, and nucleoside metabolism. Supplied as a small-quantity solid for preparing stock solutions and in vitro assays.
- High purity (≥99.0%).
- Molecular formula C10H15N3O6; molecular weight 273.24.
- CAS number 19235-17-7.
- Soluble in water (~20.83 mg/mL); sonication may be required.
- Store at -20°C as a sealed solid; in solvent, store at -80°C for up to 6 months or -20°C for up to 1 month.
- Used to probe DNA damage and cell-cycle pathways as a nucleoside antimetabolite/analog.
- Available in 1 mg, 5 mg, and 10 mg quantities for preparing stock solutions.