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Demethoxyencecalin 19013-07-1

Demethoxyencecalin 19013-07-1

CAS No.: 19013-07-1

Demethoxyencecalin is a chromene found in sunflower and has antifungal activity.
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This product is for research use only, not for human use. We do not sell to patients.

Demethoxyencecalin is a chromene found in sunflower and has antifungal activity.

Physicochemical Properties


Molecular Formula C13H14O2
Molecular Weight 202.24906
Exact Mass 202.099
CAS # 19013-07-1
PubChem CID 177040
Appearance Yellow to brown liquid
Density 1.1±0.1 g/cm3
Boiling Point 329.8±42.0 °C at 760 mmHg
Flash Point 147.7±21.4 °C
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.531
LogP 3.23
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 2
Rotatable Bond Count 1
Heavy Atom Count 15
Complexity 291
Defined Atom Stereocenter Count 0
SMILES

CC(=O)C1=CC2=C(C=C1)OC(C)(C)C=C2

InChi Key ZAJTXVHECZCXLH-UHFFFAOYSA-N
InChi Code

InChI=1S/C13H14O2/c1-9(14)10-4-5-12-11(8-10)6-7-13(2,3)15-12/h4-8H,1-3H3
Chemical Name

1-(2,2-dimethylchromen-6-yl)ethanone
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

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


References

[1]. Antifungal activity of a new phenolic compound from capitulum of a head rot-resistant sunflower genotype. J Chem Ecol. 2007 Dec;33(12):2245-53. Epub 2007 Nov 22.

Additional Infomation 6-Acetyl-2,2-dimethyl-2H-1-benzopyran is a 1-benzopyran.
1-(2,2-Dimethylchromen-6-yl)ethanone has been reported in Helianthus hirsutus, Helianthella quinquenervis, and other organisms with data available.

Solubility Data


Solubility (In Vitro) DMSO : ~100 mg/mL (~494.44 mM)
Solubility (In Vivo) Solubility in Formulation 1: ≥ 2.5 mg/mL (12.36 mM) (saturation unknown) in 10% DMSO + 40% PEG300 +5% Tween-80 + 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.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 4.9444 mL 24.7219 mL 49.4438 mL
5 mM 0.9889 mL 4.9444 mL 9.8888 mL
10 mM 0.4944 mL 2.4722 mL 4.9444 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.