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

MedKoo CAT#: 406471

CAS#: 1425049-20-2

Description: RB-005 is a potent sphingosine kinase isoform 1 (SK1) inhibitor, which may serve as therapeutic agent for proliferative diseases, including hypertension. RB-005, (IC(50) = 3.6 μM), which also induced proteasomal degradation of SK1 in human pulmonary arterial smooth muscle cells.

Chemical Structure

CAS# 1425049-20-2

Theoretical Analysis

MedKoo Cat#: 406471
Name: RB-005
CAS#: 1425049-20-2
Chemical Formula: C21H35NO
Exact Mass: 317.27186
Molecular Weight: 317.5087
Elemental Analysis: C, 79.44; H, 11.11; N, 4.41; O, 5.04

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: RB005; RB 005; RB-005.

IUPAC/Chemical Name: 1-(4-octylphenethyl)piperidin-4-ol


InChi Code: InChI=1S/C21H35NO/c1-2-3-4-5-6-7-8-19-9-11-20(12-10-19)13-16-22-17-14-21(23)15-18-22/h9-12,21,23H,2-8,13-18H2,1H3


Appearance: white 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, not in water

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 317.5087 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: Baek DJ, MacRitchie N, Anthony NG, Mackay SP, Pyne S, Pyne NJ, Bittman R. Structure-activity relationships and molecular modeling of sphingosine kinase inhibitors. J Med Chem. 2013 Nov 27;56(22):9310-27. doi: 10.1021/jm401399c. Epub 2013 Nov 14. PubMed PMID: 24164513; PubMed Central PMCID: PMC3848335.

2: Baek DJ, MacRitchie N, Pyne NJ, Pyne S, Bittman R. Synthesis of selective inhibitors of sphingosine kinase 1. Chem Commun (Camb). 2013 Mar 14;49(21):2136-8. doi: 10.1039/c3cc00181d. Epub 2013 Feb 7. PubMed PMID: 23388656; PubMed Central PMCID: PMC3608193.

Additional Information