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Chemical structure of 503O13

GC68558

503O13

Also known as tridecyl 3-[2-[3-[2-[bis(3-oxo-3-tridecoxypropyl)amino]ethyl-methylamino]propyl-methylamino]ethyl-(3-oxo-3-tridecoxypropyl)amino]propanoate

503O13 is a biodegradable and ionizable lipid used for siRNA delivery

ChemicalCAS1566560-20-0MW1205.95FormulaC73H144N4O8
CAS number
1566560-20-0
Molecular weight
1205.95
Formula
C73H144N4O8
InChIKey
CTCOTLOQSIHGDF-UHFFFAOYSA-N
Catalogue number
GC68558
Brand
GLPBIO
Computed properties PubChem CID 124145340 · XLogP 24.5 · TPSA 118 Ų · H-bond donors 0
XLogP
24.5
TPSA
118 Ų
H-bond donors
0
H-bond acceptors
12
Rotatable bonds
74
Heavy atoms
85

SMILES CCCCCCCCCCCCCOC(=O)CCN(CCC(=O)OCCCCCCCCCCCCC)CCN(C)CCCN(C)CCN(CCC(=O)OCCCCCCCCCCCCC)CCC(=O)OCCCCCCCCCCCCC

Computed descriptors from PubChem (CID 124145340), 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.