Chemical Name: 2-[(Aminoiminomethyl)amino]ethyl carbamimidothioic acid ester dihydrobromide
Biological Activity
Technical Data
Solubility
Calculators
Datasheets
References
Biological Activity
High affinity (pKi = 7.5), potent histamine H4 receptor full agonist (pEC50 = 7.3). Displays moderate affinity for H3 receptors (pKi = 6.0) and weak partial agonist activity at H2 receptors.
Technical Data
M. Wt
323.05
Formula
C4H11N5S.2HBr
Storage
Desiccate at RT
CAS Number
100130-32-3
PubChem ID
3063227
InChI Key
GPWJSTKHQMIXCA-UHFFFAOYSA-N
Smiles
Br.Br.NC(SCCNC(N)=N)=N
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Solubility Data
Solvent
Max Conc. mg/mL
Max Conc. mM
Solubility
DMSO
32.31
100
water
32.31
100
Preparing Stock Solutions
The following data is based on the product molecular weight 323.05. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
Concentration / Solvent Volume / Mass
1 mg
5 mg
10 mg
1 mM
3.1 mL
15.48 mL
30.95 mL
5 mM
0.62 mL
3.1 mL
6.19 mL
10 mM
0.31 mL
1.55 mL
3.1 mL
50 mM
0.06 mL
0.31 mL
0.62 mL
Molarity Calculator
Molarity Calculator
Calculate the mass, volume, or concentration required for a solution.
Reconstitution Calculator
Reconstitution Calculator
Dilution Calculator
Dilution Calculator
Calculate the dilution required to prepare a stock solution.
Product Datasheets
Certificate of Analysis / Product Datasheet
Safety Datasheet
Select another language:
View SDS
References
References are publications that support the products' biological activity.
Sterket al (1986) The influence of guanidio and isothiourea groups in histaminergic compounds on H2-activity. Agents Actions 18 137 PMID: 2942013
Limet al (2006) Discovery of S-(2-guanidylethyl)-isothiourea (VUF 8430) as a potent nonimidazole histamine H4 receptor agonist. J.Med.Chem. 49 6650 PMID: 17154494
Limet al (2008) Phenylalanine 169 in the second extracellular loop of the human histamine H4 receptor is responsible for the difference in agonist binding between human and mouse H4 receptors. J.Pharmacol.Exp.Ther. 327 88 PMID: 18635748