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

MedKoo CAT#: 561606

CAS#: 31428-61-2

Description: Tiamenidine is a centrally-acting alpha1 adrenergic receptor antagonist.

Chemical Structure

CAS# 31428-61-2

Theoretical Analysis

MedKoo Cat#: 561606
Name: Tiamenidine
CAS#: 31428-61-2
Chemical Formula: C8H10ClN3S
Exact Mass: 215.0284
Molecular Weight: 215.69
Elemental Analysis: C, 44.55; H, 4.67; Cl, 16.43; N, 19.48; S, 14.86

Price and Availability

Size Price Availability Quantity
10.0mg USD 500.0 2 Weeks
Bulk inquiry

Synonym: Tiamenidine; Hoe-440;

IUPAC/Chemical Name: N-(2-Chloro-4-methylthiophen-3-yl)-4,5-dihydro-1H-imidazol-2-amine


InChi Code: InChI=1S/C8H10ClN3S/c1-5-4-13-7(9)6(5)12-8-10-2-3-11-8/h4H,2-3H2,1H3,(H2,10,11,12)


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 215.69 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

Molarity Calculator

Calculate the mass, volume, or concentration required for a solution.

*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and SDS / CoA (available online).

Reconstitution Calculator

The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.


Dilution Calculator

Calculate the dilution required to prepare a stock solution.

1: Kobinger W. Rudolf Buchheim lecture. Drugs as tools in research on adrenoceptors. Naunyn Schmiedebergs Arch Pharmacol. 1986 Feb;332(2):113-23. Review. PubMed PMID: 3010138.

2: Struthers AD, Dollery CT. Central nervous system mechanisms in blood pressure control. Eur J Clin Pharmacol. 1985;28 Suppl:3-11. Review. PubMed PMID: 2865146.

3: Reid JL, Campbell BC, Hamilton CA. Withdrawal reactions following cessation of central alpha-adrenergic receptor agonists. Hypertension. 1984 Sep-Oct;6(5 Pt 2):II71-5. Review. PubMed PMID: 6150002.