MedKoo Cat#: 100940 | Name: Vorinostat
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Description:

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

Vorinostat (also known as suberanilohydroxamic acid, SAHA, or MK-0683) is a potent histone deacetylase (HDAC) inhibitor. It inhibits class I and II HDAC enzymes with nanomolar potency — for example, it shows an IC₅₀ of ~10–50 nM for HDAC1 and HDAC2 in vitro. In cancer cell lines, Vorinostat induces accumulation of acetylated histones, leading to cell cycle arrest and apoptosis; its antiproliferative effects have been demonstrated with GI₅₀ values in the low micromolar range (e.g., 1–5 µM in various human tumor cell lines). Clinically, oral Vorinostat at 400 mg daily achieves mean steady-state plasma concentrations of ~1–2 µM, which correlates with pharmacodynamic effects like histone hyperacetylation in peripheral blood mononuclear cells.

Chemical Structure

Vorinostat
Vorinostat
CAS#149647-78-9

Theoretical Analysis

MedKoo Cat#: 100940

Name: Vorinostat

CAS#: 149647-78-9

Chemical Formula: C14H20N2O3

Exact Mass: 264.1474

Molecular Weight: 264.32

Elemental Analysis: C, 63.62; H, 7.63; N, 10.60; O, 18.16

Price and Availability

Size Price Availability Quantity
1g USD 110.00 Ready to ship
2g USD 190.00 Ready to ship
5g USD 350.00 Ready to ship
10g USD 650.00 Ready to ship
20g USD 1,050.00 Ready to ship
50g USD 2,450.00 Ready to ship
100g USD 4,250.00 2 Weeks
200g USD 6,350.00 2 weeks
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Related CAS #
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Synonym
MK-0683, MK 0683, MK0683, SAHA, M344, CCRIS 8456, HSDB 7930, Vorinostat, suberoylanilide hydroxamic acid, Zolinza
IUPAC/Chemical Name
N1-hydroxy-N8-phenyloctanediamide
InChi Key
WAEXFXRVDQXREF-UHFFFAOYSA-N
InChi Code
InChI=1S/C14H20N2O3/c17-13(15-12-8-4-3-5-9-12)10-6-1-2-7-11-14(18)16-19/h3-5,8-9,19H,1-2,6-7,10-11H2,(H,15,17)(H,16,18)
SMILES Code
O=C(NO)CCCCCCC(NC1=CC=CC=C1)=O
Appearance
White to off-white 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, not in water
Shelf Life
>2 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
         
Biological target:
Vorinostat (SAHA) is a potent and orally active pan-inhibitor of HDAC1, HDAC2 and HDAC3 (Class I), HDAC7 (Class II) and HDAC11 (Class IV), with ID50 values of 10 nM and 20 nM for HDAC1 and HDAC3, respectively.
In vitro activity:
Vorinostat efficiently suppressed MES-SA cell growth at a low dosage (3 microM) already after 24 hours treatment. Decrease of cell survival was even more pronounced after prolonged treatment and reached 9% and 2% after 48 and 72 hours of treatment, respectively. Colony forming capability of MES-SA cells treated with 3 microM vorinostat for 24 and 48 hours was significantly diminished and blocked after 72 hours. HDACs class I (HDAC2 and 3) as well as class II (HDAC7) were preferentially affected by this treatment. Vorinostat significantly increased p21(WAF1) expression and apoptosis. Reference: Mol Cancer. 2010 Mar 4;9:49. https://pubmed.ncbi.nlm.nih.gov/20202195/
In vivo activity:
Nude mice injected with 5 x 106 MES-SA cells were treated for 21 days with vorinostat (50 mg/kg/day) and, in comparison to placebo group, a tumor growth reduction of more than 50% was observed. Results obtained by light- and electron-microscopy suggested pronounced activation of apoptosis in tumors isolated from vorinostat-treated mice. Reference: Mol Cancer. 2010 Mar 4;9:49. https://pubmed.ncbi.nlm.nih.gov/20202195/
Solvent mg/mL mM
Solubility
Soluble in DMSO, not in water 100.0 378.33
Note: There can be variations in solubility for the same chemical from different vendors or different batches from the same vendor. The following factors can affect the solubility of the same chemical: solvent used for crystallization, residual solvent content, polymorphism, salt versus free form, degree of hydration, solvent temperature. Please use the solubility data as a reference only. Warming and sonication will facilitate dissolving. Still have questions? Please contact our Technical Support scientists.

Preparing Stock Solutions

The following data is based on the product molecular weight 264.32 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:
1. Hrzenjak A, Moinfar F, Kremser ML, Strohmeier B, Petru E, Zatloukal K, Denk H. Histone deacetylase inhibitor vorinostat suppresses the growth of uterine sarcomas in vitro and in vivo. Mol Cancer. 2010 Mar 4;9:49. doi: 10.1186/1476-4598-9-49. PMID: 20202195; PMCID: PMC2843655. 2. Lautz TB, Jie C, Clark S, Naiditch JA, Jafari N, Qiu YY, Zheng X, Chu F, Madonna MB. The effect of vorinostat on the development of resistance to doxorubicin in neuroblastoma. PLoS One. 2012;7(7):e40816. doi: 10.1371/journal.pone.0040816. Epub 2012 Jul 19. PMID: 22829886; PMCID: PMC3400660. 3. Hrzenjak A, Moinfar F, Kremser ML, Strohmeier B, Petru E, Zatloukal K, Denk H. Histone deacetylase inhibitor vorinostat suppresses the growth of uterine sarcomas in vitro and in vivo. Mol Cancer. 2010 Mar 4;9:49. doi: 10.1186/1476-4598-9-49. PMID: 20202195; PMCID: PMC2843655. 4. More SS, Itsara M, Yang X, Geier EG, Tadano MK, Seo Y, Vanbrocklin HF, Weiss WA, Mueller S, Haas-Kogan DA, Dubois SG, Matthay KK, Giacomini KM. Vorinostat increases expression of functional norepinephrine transporter in neuroblastoma in vitro and in vivo model systems. Clin Cancer Res. 2011 Apr 15;17(8):2339-49. doi: 10.1158/1078-0432.CCR-10-2949. Epub 2011 Mar 18. PMID: 21421857; PMCID: PMC3247296.
In vitro protocol:
1. Hrzenjak A, Moinfar F, Kremser ML, Strohmeier B, Petru E, Zatloukal K, Denk H. Histone deacetylase inhibitor vorinostat suppresses the growth of uterine sarcomas in vitro and in vivo. Mol Cancer. 2010 Mar 4;9:49. doi: 10.1186/1476-4598-9-49. PMID: 20202195; PMCID: PMC2843655. 2. Lautz TB, Jie C, Clark S, Naiditch JA, Jafari N, Qiu YY, Zheng X, Chu F, Madonna MB. The effect of vorinostat on the development of resistance to doxorubicin in neuroblastoma. PLoS One. 2012;7(7):e40816. doi: 10.1371/journal.pone.0040816. Epub 2012 Jul 19. PMID: 22829886; PMCID: PMC3400660.
In vivo protocol:
1. Hrzenjak A, Moinfar F, Kremser ML, Strohmeier B, Petru E, Zatloukal K, Denk H. Histone deacetylase inhibitor vorinostat suppresses the growth of uterine sarcomas in vitro and in vivo. Mol Cancer. 2010 Mar 4;9:49. doi: 10.1186/1476-4598-9-49. PMID: 20202195; PMCID: PMC2843655. 2. More SS, Itsara M, Yang X, Geier EG, Tadano MK, Seo Y, Vanbrocklin HF, Weiss WA, Mueller S, Haas-Kogan DA, Dubois SG, Matthay KK, Giacomini KM. Vorinostat increases expression of functional norepinephrine transporter in neuroblastoma in vitro and in vivo model systems. Clin Cancer Res. 2011 Apr 15;17(8):2339-49. doi: 10.1158/1078-0432.CCR-10-2949. Epub 2011 Mar 18. PMID: 21421857; PMCID: PMC3247296.
 1: Duvic M, Dimopoulos M. The safety profile of vorinostat (suberoylanilide hydroxamic acid) in hematologic malignancies: A review of clinical studies. Cancer Treat Rev. 2016 Feb;43:58-66. doi: 10.1016/j.ctrv.2015.04.003. Epub 2015 Apr 9. Review. PubMed PMID: 26827693. 2: Afifi S, Michael A, Azimi M, Rodriguez M, Lendvai N, Landgren O. Role of Histone Deacetylase Inhibitors in Relapsed Refractory Multiple Myeloma: A Focus on Vorinostat and Panobinostat. Pharmacotherapy. 2015 Dec;35(12):1173-88. doi: 10.1002/phar.1671. Review. PubMed PMID: 26684557. 3: Iwamoto M, Friedman EJ, Sandhu P, Agrawal NG, Rubin EH, Wagner JA. Clinical pharmacology profile of vorinostat, a histone deacetylase inhibitor. Cancer Chemother Pharmacol. 2013 Sep;72(3):493-508. doi: 10.1007/s00280-013-2220-z. Epub 2013 Jul 3. Review. PubMed PMID: 23820962. 4: Lynch DR Jr, Washam JB, Newby LK. QT interval prolongation and torsades de pointes in a patient undergoing treatment with vorinostat: a case report and review of the literature. Cardiol J. 2012;19(4):434-8. Review. PubMed PMID: 22825908. 5: Prebet T, Vey N. Vorinostat in acute myeloid leukemia and myelodysplastic syndromes. Expert Opin Investig Drugs. 2011 Feb;20(2):287-95. doi: 10.1517/13543784.2011.542750. Epub 2010 Dec 31. Review. PubMed PMID: 21192773. 6: Richon VM. Targeting histone deacetylases: development of vorinostat for the treatment of cancer. Epigenomics. 2010 Jun;2(3):457-65. doi: 10.2217/epi.10.20. Review. PubMed PMID: 22121904. 7: Kavanaugh SM, White LA, Kolesar JM. Vorinostat: A novel therapy for the treatment of cutaneous T-cell lymphoma. Am J Health Syst Pharm. 2010 May 15;67(10):793-7. doi: 10.2146/ajhp090247. Review. Erratum in: Am J Health Syst Pharm. 2010 Jul 15;67(14):1136. Kavanaugh, Shannon A [corrected to Kavanaugh, Shannon M]. PubMed PMID: 20479100. 8: Zirlik K, Nashan D, Veelken H. [Vorinostat in the treatment of cutaneous T-cell lymphomas. Treatment with histone deacetylases inhibitors]. Pharm Unserer Zeit. 2010 May;39(3):190-6. doi: 10.1002/pauz.201000365. Review. German. PubMed PMID: 20425773. 9: Siegel D, Hussein M, Belani C, Robert F, Galanis E, Richon VM, Garcia-Vargas J, Sanz-Rodriguez C, Rizvi S. Vorinostat in solid and hematologic malignancies. J Hematol Oncol. 2009 Jul 27;2:31. doi: 10.1186/1756-8722-2-31. Review. PubMed PMID: 19635146; PubMed Central PMCID: PMC2731787. 10: Richon VM, Garcia-Vargas J, Hardwick JS. Development of vorinostat: current applications and future perspectives for cancer therapy. Cancer Lett. 2009 Aug 8;280(2):201-10. doi: 10.1016/j.canlet.2009.01.002. Epub 2009 Jan 31. Review. PubMed PMID: 19181442. 11: Heymann WR. Treatment of cutaneous T-cell lymphoma: focus on vorinostat. J Am Acad Dermatol. 2008 Oct;59(4):696-7. doi: 10.1016/j.jaad.2008.03.006. Review. PubMed PMID: 18793938. 12: Duvic M, Vu J. Vorinostat in cutaneous T-cell lymphoma. Drugs Today (Barc). 2007 Sep;43(9):585-99. Review. PubMed PMID: 17940636. 13: Duvic M, Vu J. Vorinostat: a new oral histone deacetylase inhibitor approved for cutaneous T-cell lymphoma. Expert Opin Investig Drugs. 2007 Jul;16(7):1111-20. Review. PubMed PMID: 17594194. 14: Marks PA, Breslow R. Dimethyl sulfoxide to vorinostat: development of this histone deacetylase inhibitor as an anticancer drug. Nat Biotechnol. 2007 Jan;25(1):84-90. Review. PubMed PMID: 17211407.
Zhang Y, Zhou L, Safran H, Borsuk R, Lulla R, Tapinos N, Seyhan AA, El-Deiry WS. EZH2i EPZ-6438 and HDACi vorinostat synergize with ONC201/TIC10 to activate integrated stress response, DR5, reduce H3K27 methylation, ClpX and promote apoptosis of multiple tumor types including DIPG. Neoplasia. 2021 Aug;23(8):792-810. doi: 10.1016/j.neo.2021.06.007. Epub 2021 Jul 8. PMID: 34246076; PMCID: PMC8274300.