Date published: 2025-10-14

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Carnosic acid (CAS 3650-09-7)

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Alternate Names:
Salvin
Application:
Carnosic acid is an antioxidant, lipid peroxidation inhibitor, and PPARγ activator
CAS Number:
3650-09-7
Purity:
≥95%
Molecular Weight:
332.43
Molecular Formula:
C20H28O4
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Carnosic acid is primarily recognized for its potent antioxidant properties, making it a subject of considerable interest in the field of oxidative stress research. Investigations into carnosic acid have demonstrated its ability to neutralize free radicals, which has implications for understanding its potential role in protecting cellular components from oxidative damage. This compound is also studied for its interaction with signaling pathways related to oxidative stress response in various model organisms. In plant science, carnosic acid is examined for its role in the natural defense mechanisms of rosemary, which it is found in, particularly how it contributes to the plant′s resilience against environmental stresses. Additionally, the compound has applications in the food industry, where it is explored for its ability to extend the shelf life of perishable products by mitigating lipid peroxidation, a common cause of spoilage in fats and oils.


Carnosic acid (CAS 3650-09-7) References

  1. Chemiluminescence determination of the in vivo and in vitro antioxidant activity of RoseOx and carnosic acid.  |  Kuzmenko, AI., et al. 1999. J Photochem Photobiol B. 48: 63-7. PMID: 10205880
  2. Carnosic acid and promotion of monocytic differentiation of HL60-G cells initiated by other agents.  |  Danilenko, M., et al. 2001. J Natl Cancer Inst. 93: 1224-33. PMID: 11504768
  3. Antioxidant mechanism of carnosic acid: structural identification of two oxidation products.  |  Masuda, T., et al. 2001. J Agric Food Chem. 49: 5560-5. PMID: 11714360
  4. Antioxidant and pro-oxidant properties of active rosemary constituents: carnosol and carnosic acid.  |  Aruoma, OI., et al. 1992. Xenobiotica. 22: 257-68. PMID: 1378672
  5. Antioxidative constituents of Rosmarinus officinalis and Salvia officinalis. II. Isolation of carnosic acid and formation of other phenolic diterpenes.  |  Schwarz, K. and Ternes, W. 1992. Z Lebensm Unters Forsch. 195: 99-103. PMID: 1529648
  6. Carnosic acid and carnosol, phenolic diterpene compounds of the labiate herbs rosemary and sage, are activators of the human peroxisome proliferator-activated receptor gamma.  |  Rau, O., et al. 2006. Planta Med. 72: 881-7. PMID: 16858665
  7. Inhibitory effects of rosemary extracts, carnosic acid and rosmarinic acid on the growth of various human cancer cell lines.  |  Yesil-Celiktas, O., et al. 2010. Plant Foods Hum Nutr. 65: 158-63. PMID: 20449663
  8. Carnosic acid prevents obesity and hepatic steatosis in ob/ob mice.  |  Wang, T., et al. 2011. Hepatol Res. 41: 87-92. PMID: 21199201
  9. Carnosic acid inhibits the proliferation and migration capacity of human colorectal cancer cells.  |  Barni, MV., et al. 2012. Oncol Rep. 27: 1041-8. PMID: 22246562
  10. Carnosic acid inhibits the growth of ER-negative human breast cancer cells and synergizes with curcumin.  |  Einbond, LS., et al. 2012. Fitoterapia. 83: 1160-8. PMID: 22828666
  11. Antiviral activity of carnosic acid against respiratory syncytial virus.  |  Shin, HB., et al. 2013. Virol J. 10: 303. PMID: 24103432
  12. Elucidation of the biosynthesis of carnosic acid and its reconstitution in yeast.  |  Scheler, U., et al. 2016. Nat Commun. 7: 12942. PMID: 27703160
  13. Effect of rosmarinic acid and carnosic acid on AGEs formation in vitro.  |  Ou, J., et al. 2017. Food Chem. 221: 1057-1061. PMID: 27979058
  14. Anti-SARS-CoV-2 activities of tanshinone IIA, carnosic acid, rosmarinic acid, salvianolic acid, baicalein, and glycyrrhetinic acid between computational and in vitro insights.  |  Elebeedy, D., et al. 2021. RSC Adv. 11: 29267-29286. PMID: 35492070
  15. Inhibition of lipid peroxidation and superoxide generation by diterpenoids from Rosmarinus officinalis.  |  Haraguchi, H., et al. 1995. Planta Med. 61: 333-6. PMID: 7480180
  16. Radical intermediates and antioxidants: an ESR study of radicals formed on carnosic acid in the presence of oxidized lipids.  |  Geoffroy, M., et al. 1994. Free Radic Res. 21: 247-58. PMID: 7827696

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Carnosic acid, 10 mg

sc-202520
10 mg
$60.00

Carnosic acid, 50 mg

sc-202520A
50 mg
$165.00

Dear SantaCruzz members, I am a research assitant in Eskisehir Medicine School. I have a project having 4000 dollar budget. I will already buy many materials. I cannot afford carnosic acid, it is too expensive. Is it possible to provide me 2-3 g?

Asked by: Needhope
Thank you for your question. The smallest quantity we can provide of Carnosic acid: sc-202520 is 10 mg.
Answered by: Technical Support
Date published: 2017-06-30

We need information about the preparation steps of carnosic acid for cell culture studies and the details of how we can add carnosic acid to the culture medium as a sterilised soluble agent. Thanks in advance for your kind interest.

Asked by: Ranan Gulhan Aktas
Thank you for your question. We are unable to offer any specific recommendation on how to use Carnosic acid (CAS#3650-09-7) for cell culture studies. This product has not been specifically tested for cell culture use and is not cell culture grade, however, most products can still be used in cell culture applications by following basic cell culture protocols, e.g. using cell culture grade/sterilized solvents, aseptic technique, and sterilely filtering in a sterile hood. [If there is a graded product that you would like us to consider adding, please provide a technical service representative with all of the pertinent information needed including, name, CAS number, size, number of vials needed, grade/expected uses, and any additional information like, purity/potency and native source.] We would recommend you search in the primary literature to see how other investigators are using the chemical for this purpose. There are a few references listed on our website that may be a useful place to start your research: 1. Aruoma, O I., et al., 1992. Antioxidant and pro-oxidant properties of active rosemary constituents: carnosol and carnosic acid. Xenobiotica; the fate of foreign compounds in biological systems. 22(2): 257-68. PMID: 1378672 2. Schwarz, K., et al., 1992. Antioxidative constituents of Rosmarinus officinalis and Salvia officinalis. II. Isolation of carnosic acid and formation of other phenolic diterpenes. Zeitschrift für Lebensmittel-Untersuchung und -Forschung. 195(2): 99-103. PMID: 1529648 3. Haraguchi, H., et al., 1995. Inhibition of lipid peroxidation and superoxide generation by diterpenoids from Rosmarinus officinalis. Planta medica. 61(4): 333-6. PMID: 7480180 4. Geoffroy, M., et al., 1994. Radical intermediates and antioxidants: an ESR study of radicals formed on carnosic acid in the presence of oxidized lipids. Free radical research. 21(4): 247-58. PMID: 7827696 5. Kuzmenko, A I., et al., 1999. Chemiluminescence determination of the in vivo and in vitro antioxidant activity of RoseOx and carnosic acid. Journal of photochemistry and photobiology. B, Biology. 48(1): 63-7. PMID: 10205880 6. Rau, Oliver., et al., 2006. Carnosic acid and carnosol, phenolic diterpene compounds of the labiate herbs rosemary and sage, are activators of the human peroxisome proliferator-activated receptor gamma. Planta medica. 72(10): 881-7. PMID: 16858665 If you have any further questions, please contact our European Technical Service team. You can reach them by phone at Toll Free: +49 6221 4503 0, by email at: europe@scbt.com or by live chat directly on our website, www.scbt.com
Answered by: Tech Service
Date published: 2017-03-07
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Rated 1 out of 5 by from after 8 weeks haven't seen the Carnosic acidhave been waiting for almost two months for ordered carnosic acid and carnosol to be sent with no feedback from SCBT
Date published: 2017-12-18
Rated 5 out of 5 by from WangWang, T. et al. (PubMed 26223904) demonstrated that Carnosic acid protects against oxidative stress-induced cytotoxicity via SIRT1 by regulating downstream factors such as ERK1/2. -SCBT Publication Review
Date published: 2015-03-31
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Carnosic acid is rated 3.0 out of 5 by 2.
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