MedKoo Cat#: 128454 | Name: LB244

Description:

WARNING: This product is for research use only, not for human or veterinary use.

LB244 is a STING inhibitor. LB244 displays nanomolar potency and inhibits STING signaling with markedly enhanced proteome-wide selectivity. Moreover, LB244 mirrored the efficacy of BB-Cl-amidine in vivo.

Chemical Structure

LB244
LB244
CAS#N/A

Theoretical Analysis

MedKoo Cat#: 128454

Name: LB244

CAS#: N/A

Chemical Formula: C30H27N5O5

Exact Mass: 537.2012

Molecular Weight: 537.58

Elemental Analysis: C, 67.03; H, 5.06; N, 13.03; O, 14.88

Price and Availability

This product is currently not in stock but may be available through custom synthesis. To ensure cost efficiency, the minimum order quantity is 1 gram. The estimated lead time is 2 to 4 months, with pricing dependent on the complexity of the synthesis (typically high for intricate chemistries). Quotes for quantities below 1 gram will not be provided. To request a quote, please click the button below. Note: If this product becomes available in stock in the future, pricing will be listed accordingly.
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Related CAS #
No Data
Synonym
LB244; LB 244; LB-244
IUPAC/Chemical Name
(S)-N-(5-([1,1'-biphenyl]-4-carboxamido)-5-(1H-benzo[d]imidazol-2-yl)pentyl)-5-nitrofuran-2-carboxamide
InChi Key
YJTWDEBBCCREDG-VWLOTQADSA-N
InChi Code
InChI=1S/C30H27N5O5/c36-29(22-15-13-21(14-16-22)20-8-2-1-3-9-20)34-25(28-32-23-10-4-5-11-24(23)33-28)12-6-7-19-31-30(37)26-17-18-27(40-26)35(38)39/h1-5,8-11,13-18,25H,6-7,12,19H2,(H,31,37)(H,32,33)(H,34,36)/t25-/m0/s1
SMILES Code
O=C(N[C@@H](CCCCNC(C1=CC=C(O1)[N+]([O-])=O)=O)C2=NC3=CC=CC=C3N2)C(C=C4)=CC=C4C5=CC=CC=C5
Appearance
To be determined
Purity
>98% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 -4 C for short term (days to weeks) or -20 C for long term(months to years).
Solubility
To be determined
Shelf Life
>2 years if stored properly
Drug Formulation
To be determined
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 537.58 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
Barasa L, Chaudhuri S, Zhou JY, Jiang Z, Choudhary S, Green RM, Wiggin E, Cameron M, Humphries F, Fitzgerald KA, Thompson PR. Development of LB244, an Irreversible STING Antagonist. J Am Chem Soc. 2023 Sep 20;145(37):20273-20288. doi: 10.1021/jacs.3c03637. Epub 2023 Sep 11. PMID: 37695732; PMCID: PMC11059204.