R 28935

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

MedKoo CAT#: 461031

CAS#: 55806-43-4

Description: R 28935 is a benzodioxan antihypertensive.

Chemical Structure

R 28935
CAS# 55806-43-4

Theoretical Analysis

MedKoo Cat#: 461031
Name: R 28935
CAS#: 55806-43-4
Chemical Formula: C22H25N3O4
Exact Mass: 395.1845
Molecular Weight: 395.45
Elemental Analysis: C, 66.82; H, 6.37; N, 10.63; O, 16.18

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: R 29814; R-29814; R29814; R 28935; R-28935; R28935;

IUPAC/Chemical Name: 1-(1-((2S)-2-(2,3-dihydrobenzo[b][1,4]dioxin-2-yl)-2-hydroxyethyl)piperidin-4-yl)-1,3-dihydro-2H-benzo[d]imidazol-2-one


InChi Code: InChI=1S/C22H25N3O4/c26-18(21-14-28-19-7-3-4-8-20(19)29-21)13-24-11-9-15(10-12-24)25-17-6-2-1-5-16(17)23-22(25)27/h1-8,15,18,21,26H,9-14H2,(H,23,27)/t18-,21?/m0/s1

SMILES Code: O[C@H](C1COc2c(O1)cccc2)CN3CCC(N4C(Nc5c4cccc5)=O)CC3

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: >3 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: 2934.99.03.00

Preparing Stock Solutions

The following data is based on the product molecular weight 395.45 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: Timmermans PB, Harms YM, Batink HD, Van Zwieten PA. Specific binding of threo 1-(1-[2-(1,4-benzodioxane-2-yl)-2-hydroxyethyl]4-piperidyl)-2-benzimidazolinone (R 29814), to rat brain membranes. Neuropharmacology. 1982 Oct;21(10):1039-43. PubMed PMID: 7145033.

2: Timmermans PB, Van Zwieten PA. Centrally induced impairment of the hypotensive effects of R 28935 and R 29814 by prazosin in anaesthetized cats. Eur J Pharmacol. 1980 Feb;61(4):385-8. PubMed PMID: 7053064.

3: Kwa HY, Timmermans PB, Van Zwieten PA. Interaction between prazosin and benzodioxan antihypertensives (R 28935 and R 29814); a competition for central alpha 1-adrenoceptors [proceedings]. Br J Pharmacol. 1980 Jan;68(1):138P-139P. PubMed PMID: 6244026; PubMed Central PMCID: PMC2044080.

4: Timmermans PB, Slothorst-Grisdijk FP, Kwa HY, van Zwieten PA. Inhibition of R 28935- and R 29814-induced hypotension by prazosin in anaesthetized normotensive rats. Arch Int Pharmacodyn Ther. 1982 Feb;255(2):309-20. PubMed PMID: 7073408.

5: Timmermans PB, Harms YM, Batink HD, van Zwieten PA. Analysis of the displaceable binding of the hypotensive drug R 28935 in rat brain. Biochem Pharmacol. 1982 Dec 1;31(23):3933-6. PubMed PMID: 7159472.

6: Frisk-Holmberg M. Effect of clonidine at steady state on blood pressure in spontaneously hypertensive rats. Interaction of various alpha-adrenoceptor antagonists. Acta Physiol Scand. 1984 Jan;120(1):37-42. PubMed PMID: 6144238.

7: Doods HN, Boddeke HW, Kalkman HO, Hoyer D, Mathy MJ, van Zwieten PA. Central 5-HT1A receptors and the mechanism of the central hypotensive effect of (+)8-OH-DPAT, DP-5-CT, R28935, and urapidil. J Cardiovasc Pharmacol. 1988 Apr;11(4):432-7. PubMed PMID: 2453746.