Romidepsin (FK228, Depsipeptide) - Moligand™, ≥98% , Histone deacetylase inhibitor, CAS No.128517-07-7, Histone deacetylase inhibitor

CAS: 128517-07-7 Cat. No.: R125265 Molecular Weight: 540.7 EC Number: 686-179-1 PubChem CID: 5352062
AVAILABLE TO ORDER
GRADE & PURITY Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. ≥98%
Synonyms
Methoxiphenadrinum | Depsipeptide | DEPSIPEPTIDE [WHO-DD] | Romidepsin (FK228) | Chromadax | L-Valine,3-didehydro-2- aminobutanoyl-,.xi.-lactone, cyclic (1.fwdarw.2)-disulfide | Piperazine, 1-(10,11-dihydro-8-(methylthio)dibenzo(b,f)thiepin-10-yl)-4-methy
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1mg
R125265-1mg
2

$52.90

$79.90
Save $27.00 (33.79%)
5mg
R125265-5mg
3

$196.90

$295.90
Save $99.00 (33.46%)
25mg
R125265-25mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$738.90

$1,108.90
Save $370.00 (33.37%)
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Why this grade

Moligand™, ≥98% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Romidepsin (FK 228) is a Histone deacetylase (HDAC) inhibitor with anti-tumor activities. Romidepsin (FK 228) inhibits HDAC1, HDAC2, HDAC4, and HDAC6 with IC50s of 36 nM, 47 nM, 510 nM and 1.4 μM, respectively. Romidepsin (FK 228) is produced by Chromobacterium violaceum, induces cell G2/M phase arrest and apoptosis.

Specifications

Synonyms
Methoxiphenadrinum | Depsipeptide | DEPSIPEPTIDE [WHO-DD] | Romidepsin (FK228) | Chromadax | L-Valine, 3-didehydro-2- aminobutanoyl-, .xi.-lactone, cyclic (1.fwdarw.2)-disulfide | Piperazine, 1-(10, 11-dihydro-8-(methylthio)dibenzo(b, f)thiepin-10-yl)-4-methy
Specifications & Purity
Moligand™, ≥98%
Biochemical and Physiological Mechanisms
Romidepsin, a selective inhibitor of histone deacetylases (HDACs), was approved for the treatment of cutaneous T-cell lymphoma in November 2009 by the U.S. FDA. Romidepsin is a member of a new class of antineoplastic agents active in T-cell lymphoma, the
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Grade
Moligand™
Action Type
INHIBITOR
Mechanism of action
Histone deacetylase inhibitor
Note
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one week. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour. Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
Purity
≥98%
Product Properties
ALogP2.2
Names and Identifiers
Pubchem Sid504763650
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504763650
Canonical SmilesCC=C1C(=O)NC(C(=O)OC2CC(=O)NC(C(=O)NC(CSSCCC=C2)C(=O)N1)C(C)C)C(C)C
IUPAC Name(1S,4S,7Z,10S,16E,21R)-7-ethylidene-4,21-di(propan-2-yl)-2-oxa-12,13-dithia-5,8,20,23-tetrazabicyclo[8.7.6]tricos-16-ene-3,6,9,19,22-pentone
InChIKeyOHRURASPPZQGQM-GCCNXGTGSA-N
INCHI1S/C24H36N4O6S2/c1-6-16-21(30)28-20(14(4)5)24(33)34-15-9-7-8-10-35-36-12-17(22(31)25-16)26-23(32)19(13(2)3)27-18(29)11-15/h6-7,9,13-15,17,19-20H,8,10-12H2,1-5H3,(H,25,31)(H,26,32)(H,27,29)(H,28,30)/b9-7+,16-6-/t15-,17-,19-,20+/m1/s1
Isomeric SMILES C/C=C\1/C(=O)N[C@H](C(=O)O[C@H]\2CC(=O)N[C@@H](C(=O)N[C@H](CSSCC/C=C2)C(=O)N1)C(C)C)C(C)C
RTECS YV9399000
PubChem CID 5352062
Molecular Weight 540.7

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassPeptidomimetics
SubclassDepsipeptides
Intermediate Tree Nodes Not available
Direct ParentCyclic depsipeptides
Alternative Parents Macrolide lactams  Alpha amino acid esters  Macrolides and analogues  Macrolactams  Secondary carboxylic acid amides  Carboxylic acid esters  Organic disulfides  Lactones  Lactams  Oxacyclic compounds  Azacyclic compounds  Monocarboxylic acids and derivatives  Hydrocarbon derivatives  Organic oxides  Carbonyl compounds  Organonitrogen compounds  Organopnictogen compounds  
Molecular FrameworkAliphatic heteropolycyclic compounds
Substituents Cyclic depsipeptide - Macrolide lactam - Alpha-amino acid ester - Macrolactam - Macrolide - Alpha-amino acid or derivatives - Carboxamide group - Carboxylic acid ester - Lactam - Lactone - Secondary carboxylic acid amide - Organic disulfide - Carboxylic acid derivative - Oxacycle - Azacycle - Organoheterocyclic compound - Monocarboxylic acid or derivatives - Organic nitrogen compound - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Carbonyl group - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Aliphatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as cyclic depsipeptides. These are natural or synthetic compounds having sequences of amino and hydroxy carboxylic acid residues (usually α-amino and α-hydroxy acids) connected in a ring. The residues are commonly but not necessarily regularly alternating.
External Descriptors organic disulfide - cyclodepsipeptide - heterocyclic antibiotic
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
BRD4 Tchem Bromodomain-containing protein 4 (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC4 Tclin Histone deacetylase 4 (7 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC6 Tclin Histone deacetylase 6 (10 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC1 Tclin Histone deacetylase 1 (14 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC7 Tclin Histone deacetylase 7 (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC11 Tclin Histone deacetylase 11 (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC9 Tclin Histone deacetylase 9 (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC2 Tclin Histone deacetylase 2 (6 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC10 Tclin Histone deacetylase 10 (2 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC8 Tclin Histone deacetylase 8 (4 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC5 Tclin Histone deacetylase 5 (3 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HDAC3 Tclin Histone deacetylase 3 (4 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
F2 Tclin Thrombin (11687 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ESR1 Tclin Estrogen receptor alpha (17718 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PGR Tclin Progesterone receptor (8562 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM2 Tclin Muscarinic acetylcholine receptor M2 (10671 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR1A Tclin Serotonin 1a (5-HT1a) receptor (14969 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA2A Tclin Alpha-2a adrenergic receptor (9450 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AR Tclin Androgen Receptor (11781 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM1 Tclin Muscarinic acetylcholine receptor M1 (12690 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MAOA Tclin Monoamine oxidase A (11911 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD1 Tclin Dopamine D1 receptor (9720 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ACHE Tclin Acetylcholinesterase (18204 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PTGS1 Tclin Cyclooxygenase-1 (9233 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A2 Tclin Norepinephrine transporter (10102 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A4 Tclin Serotonin transporter (12625 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA1A Tclin Alpha-1a adrenergic receptor (8359 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRM1 Tclin Mu opioid receptor (19785 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD3 Tclin Dopamine D3 receptor (14368 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A3 Tclin Dopamine transporter (10535 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KCNH2 Tclin HERG (29587 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PDE3A Tclin Phosphodiesterase 3A (3309 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2B Tclin Serotonin 2b (5-HT2b) receptor (10323 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TBXA2R Tclin Thromboxane A2 receptor (5717 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PDE4A Tclin Phosphodiesterase 4A (1943 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADORA3 Tchem Adenosine A3 receptor (15931 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HRH3 Tclin Histamine H3 receptor (10389 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HDAC8 Tclin Histone deacetylase 8 (4516 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HDAC10 Tclin Histone deacetylase 10 (801 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KDR Tclin Vascular endothelial growth factor receptor 2 (20924 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HDAC2 Tclin Histone deacetylase 2 (3971 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HDAC3 Tclin Histone deacetylase 3 (3654 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HDAC4 Tclin Histone deacetylase 4 (2328 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HDAC9 Tclin Histone deacetylase 9 (708 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HDAC11 Tclin Histone deacetylase 11 (967 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HDAC7 Tclin Histone deacetylase 7 (1047 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP3A4 Tclin Cytochrome P450 3A4 (53859 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
A498 (42825 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ACHN (49357 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CAKI-1 (44928 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
COLO 205 (50209 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DMS-273 (14108 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DU-145 (51482 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HT-29 (80576 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KM12 (47707 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MCF7 (126967 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MDA-MB-468 (9477 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MKN-28 (466 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MKN-45 (2102 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MKN-7 (272 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MKN-74 (303 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OVCAR-3 (48710 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Hdac1 Histone deacetylase 1 (93 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Hdac5 Histone deacetylase 5 (5 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Hdac6 Histone deacetylase 6 (222 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HD1 Histone deacetylase (38 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Human immunodeficiency virus 1 (70413 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SARS-CoV-2 (38078 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

1 results found

Lot NumberCertificate TypeDateItem
D2017089Certificate of AnalysisAug 15, 2025 R125265
Chemical and Physical Properties
SolubilityDMSO 10 mg/mL Water <1 mg/mL Ethanol <1 mg/mL
Molecular Weight540.700 g/mol
XLogP32.200
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count8
Rotatable Bond Count2
Exact Mass540.208 Da
Monoisotopic Mass540.208 Da
Topological Polar Surface Area193.000 Ų
Heavy Atom Count36
Formal Charge0
Complexity905.000
Isotope Atom Count0
Defined Atom Stereocenter Count4
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count2
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds2
Covalently-Bonded Unit Count1
Documents & Articles
Solution Calculators
Reviews

Customer Reviews

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