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

MedKoo CAT#: 563179

CAS#: 1266227-69-3

Description: T-3256336 is an orally available IAP antagonist. It act by selectively binding to and antagoning protein interactions involving cellular IAP-1 (cIAP-1), cIAP-2, and X-linked IAP (XIAP).

Chemical Structure

CAS# 1266227-69-3

Theoretical Analysis

MedKoo Cat#: 563179
Name: T-3256336
CAS#: 1266227-69-3
Chemical Formula: C31H45F2N5O5
Exact Mass: 605.34
Molecular Weight: 605.720
Elemental Analysis: C, 61.47; H, 7.49; F, 6.27; N, 11.56; O, 13.21

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

Synonym: T-3256336; T 3256336; T3256336;

IUPAC/Chemical Name: (3S,7R,8aR)-2-{(2S)-2-(4,4-Difluorocyclohexyl)-2-[(N-methyl-L-alanyl)amino]acetyl}-N-[(4R)-3,4-dihydro-2H-chromen-4-yl]-7-ethoxyoctahydropyrrolo[1,2-a]pyrazine-3-carboxamide


InChi Code: InChI=1S/C31H45F2N5O5/c1-4-42-22-15-21-16-38(30(41)27(36-28(39)19(2)34-3)20-9-12-31(32,33)13-10-20)25(18-37(21)17-22)29(40)35-24-11-14-43-26-8-6-5-7-23(24)26/h5-8,19-22,24-25,27,34H,4,9-18H2,1-3H3,(H,35,40)(H,36,39)/t19-,21+,22+,24+,25-,27-/m0/s1

SMILES Code: O=C([C@H]1N(C([C@H](C2CCC(F)(F)CC2)NC([C@H](C)NC)=O)=O)C[C@](C[C@@H](OCC)C3)([H])N3C1)N[C@@H]4CCOC5=C4C=CC=C5

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: 2934.99.03.00

Product Data:

Preparing Stock Solutions

The following data is based on the product molecular weight 605.720000000000000000000000000000 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.

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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

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1: Sumi H, Inazuka M, Morimoto M, Hibino R, Hashimoto K, Ishikawa T, Kuida K, Smith PG, Yoshida S, Yabuki M. An inhibitor of apoptosis protein antagonist T-3256336 potentiates the antitumor efficacy of the Nedd8-activating enzyme inhibitor pevonedistat (TAK-924/MLN4924). Biochem Biophys Res Commun. 2016 Nov 18;480(3):380-386. doi: 10.1016/j.bbrc.2016.10.058. Epub 2016 Oct 19. PubMed PMID: 27771247. 2: Sumi H, Inazuka M, Hashimoto K, Ishikawa T, Yoshida S, Yabuki M. T-3256336, a novel and orally available small molecule IAP antagonist, induced tumor cell death via induction of systemic TNF alpha production. Biochem Biophys Res Commun. 2016 Oct 14;479(2):179-185. doi: 10.1016/j.bbrc.2016.09.019. Epub 2016 Sep 5. PubMed PMID: 27608596. 3: Takeuchi S, Kojima T, Hashimoto K, Saito B, Sumi H, Ishikawa T, Ikeda Y. Screening and Characterization of Hydrate Forms of T-3256336, a Novel Inhibitor of Apoptosis (IAP) Protein Antagonist. Chem Pharm Bull (Tokyo). 2015;63(11):858-65. doi: 10.1248/cpb.c15-00262. PubMed PMID: 26521850. 4: Shiokawa Z, Hashimoto K, Saito B, Oguro Y, Sumi H, Yabuki M, Yoshimatsu M, Kosugi Y, Debori Y, Morishita N, Dougan DR, Snell GP, Yoshida S, Ishikawa T. Design, synthesis, and biological activities of novel hexahydropyrazino[1,2-a]indole derivatives as potent inhibitors of apoptosis (IAP) proteins antagonists with improved membrane permeability across MDR1 expressing cells. Bioorg Med Chem. 2013 Dec 15;21(24):7938-54. doi: 10.1016/j.bmc.2013.09.067. Epub 2013 Oct 12. PubMed PMID: 24169315. 5: Hashimoto K, Saito B, Miyamoto N, Oguro Y, Tomita D, Shiokawa Z, Asano M, Kakei H, Taya N, Kawasaki M, Sumi H, Yabuki M, Iwai K, Yoshida S, Yoshimatsu M, Aoyama K, Kosugi Y, Kojima T, Morishita N, Dougan DR, Snell GP, Imamura S, Ishikawa T. Design and synthesis of potent inhibitor of apoptosis (IAP) proteins antagonists bearing an octahydropyrrolo[1,2-a]pyrazine scaffold as a novel proline mimetic. J Med Chem. 2013 Feb 14;56(3):1228-46. doi: 10.1021/jm301674z. Epub 2013 Jan 29. PubMed PMID: 23298277. 6: Sumi H, Yabuki M, Iwai K, Morimoto M, Hibino R, Inazuka M, Hashimoto K, Kosugi Y, Aoyama K, Yamamoto S, Yoshimatsu M, Yamasaki H, Tozawa R, Ishikawa T, Yoshida S. Antitumor activity and pharmacodynamic biomarkers of a novel and orally available small-molecule antagonist of inhibitor of apoptosis proteins. Mol Cancer Ther. 2013 Feb;12(2):230-40. doi: 10.1158/1535-7163.MCT-12-0699. Epub 2012 Dec 12. PubMed PMID: 23243058.