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

MedKoo CAT#: 532099

CAS#: 217480-27-8

Description: L-817,818 is a potent and selective somatostatin sst5 receptor agonist. L-817,818 has Ki values are 0.4, 3.3, 52, 64 and 82 nM for cloned human sst5, sst1, sst2, sst3 and sst4 receptors respectively. L-817,818 inhibits growth hormone release from rat pituitary cells (EC50 = 3.1 nM) and insulin release from mouse pancreatic islets (EC50 = 0.3 nM) in vitro.

Chemical Structure

CAS# 217480-27-8

Theoretical Analysis

MedKoo Cat#: 532099
Name: L-817,818
CAS#: 217480-27-8
Chemical Formula: C33H36N4O3
Exact Mass: 536.2787
Molecular Weight: 536.68
Elemental Analysis: C, 73.86; H, 6.76; N, 10.44; O, 8.94

Price and Availability

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10.0mg USD 500.0 2 Weeks
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Synonym: L-817,818; L 817,818; L817,818.

IUPAC/Chemical Name: [(2S)-2-aminopropyl] (2S)-6-amino-2-[[2-(2-naphthalen-2-yl-1H-benzo[g]indol-3-yl)acetyl]amino]hexanoate


InChi Code: InChI=1S/C33H36N4O3/c1-21(35)20-40-33(39)29(12-6-7-17-34)36-30(38)19-28-27-16-15-23-9-4-5-11-26(23)32(27)37-31(28)25-14-13-22-8-2-3-10-24(22)18-25/h2-5,8-11,13-16,18,21,29,37H,6-7,12,17,19-20,34-35H2,1H3,(H,36,38)/t21-,29-/m0/s1


Appearance: Solid powder

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: Soluble in DMSO

Shelf Life: >2 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

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

Preparing Stock Solutions

The following data is based on the product molecular weight 536.68 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

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1. Rohrer and Schaeffer (2000) Identification and characterization of subtype selective somatostatin receptor agonists. J.Physiol.Paris 94 211. PMID: 11087999.