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MedKoo Cat#: 584866 | Name: Neoquassine
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Description:

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

Neoquassine is a CYP1A1 inhibitor isolated from Picrasma excelsa.

Chemical Structure

Neoquassine
Neoquassine
CAS#76-77-7

Theoretical Analysis

MedKoo Cat#: 584866

Name: Neoquassine

CAS#: 76-77-7

Chemical Formula: C22H30O6

Exact Mass: 390.2042

Molecular Weight: 390.48

Elemental Analysis: C, 67.67; H, 7.74; O, 24.58

Price and Availability

Size Price Availability Quantity
10mg USD 505.00
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Related CAS #
No Data
Synonym
Neoquassine
IUPAC/Chemical Name
Picrasa-2,12-diene-1,11-dione, 16-hydroxy-2,12-dimethoxy- (9CI)
InChi Key
BDQNCUODBJZKIY-NUPPOKJBSA-N
InChi Code
InChI=1S/C22H30O6/c1-10-7-14(26-5)20(25)22(4)12(10)8-15-21(3)13(9-16(23)28-15)11(2)18(27-6)17(24)19(21)22/h7,10,12-13,15-16,19,23H,8-9H2,1-6H3/t10-,12+,13+,15-,16?,19+,21-,22+/m1/s1
SMILES Code
C[C@@H]([C@@]1(C[C@]2(OC(O)C[C@]([C@]2([C@]3([C@@]41C)[H])C)(C(C)=C(OC)C3=O)[H])[H])[H])C=C(OC)C4=O
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
2934.99.9001
More Info
Product Data
Product Data
Instruction
View handling instruction
Biological target:
Neoquassin is a CYP1A1 inhibitor.
In vitro activity:
TBD
In vivo activity:
TBD

Preparing Stock Solutions

The following data is based on the product molecular weight 390.48 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
Formulation protocol:
TBD
In vitro protocol:
TBD
In vivo protocol:
TBD
1: Nishizaki Y, Tada A, Ishizuki K, Ito Y, Onoda A, Sugimoto N, Akiyama H. [Development of a Novel Method for Quantifying Quassin and Neoquassin in Jamaica Quassia Extracts Using the Molar Absorption Coefficient Ratio]. Shokuhin Eiseigaku Zasshi. 2015;56(5):185-93. doi: 10.3358/shokueishi.56.185. Japanese. PubMed PMID: 26537647. 2: Sarais G, Cossu M, Vargiu S, Cabras P, Caboni P. Liquid chromatography electrospray ionization tandem mass spectrometric determination of quassin and neoquassin in fruits and vegetables. J Agric Food Chem. 2010 Mar 10;58(5):2807-11. doi: 10.1021/jf903953z. PubMed PMID: 20196620. 3: Shields M, Niazi U, Badal S, Yee T, Sutcliffe MJ, Delgoda R. Inhibition of CYP1A1 by Quassinoids found in Picrasma excelsa. Planta Med. 2009 Feb;75(2):137-41. doi: 10.1055/s-0028-1088350. Epub 2008 Nov 18. PubMed PMID: 19016402. 4: Sugimoto N, Sato K, Yamazaki T, Tanamoto K. [Analysis of constituents in Jamaica quassia extract, a natural bittering agent]. Shokuhin Eiseigaku Zasshi. 2003 Dec;44(6):328-31. Japanese. PubMed PMID: 15038116. 5: Houël E, Bertani S, Bourdy G, Deharo E, Jullian V, Valentin A, Chevalley S, Stien D. Quassinoid constituents of Quassia amara L. leaf herbal tea. Impact on its antimalarial activity and cytotoxicity. J Ethnopharmacol. 2009 Oct 29;126(1):114-8. doi: 10.1016/j.jep.2009.07.037. Epub 2009 Aug 7. PubMed PMID: 19665539. 6: Novello CR, Ferreira AG, Marques LC, Cortez DA. Quassinoids from Picrasma crenata. Nat Prod Res. 2003 Jun;17(3):145-8. PubMed PMID: 12737395. 7: Lang'at-Thoruwa C, Kirby GC, Phillipson JD, Warhurst DC, Watt RA, Wright CW. Enhancement of the antiplasmodial activity of quassin by transformation into a gamma-lactone. J Nat Prod. 2003 Nov;66(11):1486-9. PubMed PMID: 14640524. 8: Mishra K, Chakraborty D, Pal A, Dey N. Plasmodium falciparum: in vitro interaction of quassin and neo-quassin with artesunate, a hemisuccinate derivative of artemisinin. Exp Parasitol. 2010 Apr;124(4):421-7. doi: 10.1016/j.exppara.2009.12.007. Epub 2009 Dec 29. PubMed PMID: 20036657. 9: Tada A, Sugimoto N, Sato K, Akiyama T, Asanoma M, Yun YS, Yamazaki T, Tanamoto K. [Examination of original plant of Jamaica quassia extract, a natural bittering agent, based on composition of the constituents]. Shokuhin Eiseigaku Zasshi. 2009 Feb;50(1):16-21. Japanese. PubMed PMID: 19325221.