GA21561
Fmoc-Cys(NPys)-OH
Also known as (2R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[(3-nitro-2-pyridinyl)disulfanyl]propanoic acid
Npys allows site-directed disulfide bond formation, as it is cleaved by thiols
ChemicalCAS159700-51-3MW497.55FormulaC23H19N3O6S2
- CAS number
- 159700-51-3
- Molecular weight
- 497.55
- Formula
- C23H19N3O6S2
- Solubility
- Soluble in DMSO
- InChIKey
- POIHHIXLTDNIII-IBGZPJMESA-N
- Catalogue number
- GA21561
- Brand
- GLPBIO
Computed properties PubChem CID 56776990 · XLogP 4 · TPSA 185 Ų · H-bond donors 2
- XLogP
- 4
- TPSA
- 185 Ų
- H-bond donors
- 2
- H-bond acceptors
- 9
- Rotatable bonds
- 9
- Heavy atoms
- 34
SMILES C1=CC=C2C(=C1)C(C3=CC=CC=C32)COC(=O)N[C@@H](CSSC4=C(C=CC=N4)[N+](=O)[O-])C(=O)O
Computed descriptors from PubChem (CID 56776990), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.
Ordering in Israel
- Lead time
- Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
- Pricing
- Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
- Documents
- Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
- Who we serve
- Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.
- Questions
- WhatsApp · +972-55-990-7576 · orders@labo.co.il