PeptideDB

4-CMTB 300851-67-6

4-CMTB 300851-67-6

CAS No.: 300851-67-6

4-CMTB is a selective free fatty acid receptor 2 (FFA2/GPR43) agonist and positive allosteric modulator (PAM) (pEC50=6.3
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4-CMTB is a selective free fatty acid receptor 2 (FFA2/GPR43) agonist and positive allosteric modulator (PAM) (pEC50=6.38).

Physicochemical Properties


Molecular Formula C14H15CLN2OS
Molecular Weight 294.80
Exact Mass 294.059
CAS # 300851-67-6
PubChem CID 4307629
Appearance White to off-white solid powder
LogP 4.824
Hydrogen Bond Donor Count 1
Hydrogen Bond Acceptor Count 3
Rotatable Bond Count 4
Heavy Atom Count 19
Complexity 306
Defined Atom Stereocenter Count 0
InChi Key AZYDQCGCBQYFSE-UHFFFAOYSA-N
InChi Code

InChI=1S/C14H15ClN2OS/c1-9(2)12(10-3-5-11(15)6-4-10)13(18)17-14-16-7-8-19-14/h3-9,12H,1-2H3,(H,16,17,18)
Chemical Name

2-(4-chlorophenyl)-3-methyl-N-(1,3-thiazol-2-yl)butanamide
HS Tariff Code 2934.99.9001
Storage

Powder-20°C 3 years

4°C 2 years

In solvent -80°C 6 months

-20°C 1 month

Note: This product requires protection from light (avoid light exposure) during transportation and storage.
Shipping Condition Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)

Biological Activity


ln Vitro 4-CMTB functions as a positive allosteric modulator and direct agonist of the effects of short-chain free fatty acids. 4-CMTB acts on FFA2's second extracellular loop (ECL2) to control the activity of short-chain fatty acids [1][2].
References

[1]. Extracellular loop 2 of the free fatty acid receptor 2 mediates allosterism of a phenylacetamide ago-allosteric modulator. Mol Pharmacol. 2011;80(1):163-173.

[2]. Milligan G, Stoddart LA, Smith NJ. Agonism and allosterism: the pharmacology of the free fatty acid receptors FFA2 and FFA3. Br J Pharmacol. 2009;158(1):146-153.

Additional Infomation 2-(4-chlorophenyl)-3-methyl-N-(2-thiazolyl)butanamide is a member of acetamides.

Solubility Data


Solubility (In Vitro) DMSO: 100 mg/mL (339.21 mM)
Solubility (In Vivo) Solubility in Formulation 1: ≥ 2.5 mg/mL (8.48 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.

Solubility in Formulation 2: ≥ 2.5 mg/mL (8.48 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 3.3921 mL 16.9607 mL 33.9213 mL
5 mM 0.6784 mL 3.3921 mL 6.7843 mL
10 mM 0.3392 mL 1.6961 mL 3.3921 mL
*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.