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Chemical Structure| 1236199-60-2 Chemical Structure| 1236199-60-2

Structure of Tinostamustine
CAS No.: 1236199-60-2

Chemical Structure| 1236199-60-2

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EDO-S101 is a pan HDAC inhibitor and inhibits HDAC1, HDAC2 and HDAC3 with IC50 values of 9, 9 and 25 nM, respectively.

Synonyms: EDO-s101; NL-101

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Product Details of Tinostamustine

CAS No. :1236199-60-2
Formula : C19H28Cl2N4O2
M.W : 415.36
SMILES Code : O=C(NO)CCCCCCC1=NC2=CC(N(CCCl)CCCl)=CC=C2N1C
Synonyms :
EDO-s101; NL-101
MDL No. :MFCD28400036
InChI Key :GISXTRIGVCKQBX-UHFFFAOYSA-N
Pubchem ID :46836227

Safety of Tinostamustine

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302-H315-H319-H335
Precautionary Statements:P261-P305+P351+P338

Related Pathways of Tinostamustine

epigenetics

Isoform Comparison

Biological Activity

In Vitro:

Cell Line
Concentration Treated Time Description References
A172 1 µM 24 hours Tinostamustine shifted cell death from autophagy to apoptosis by reducing LC3B and beclin1 expression and increasing p62 expression. J Hematol Oncol. 2018 Feb 27;11(1):32.
T98G 1 µM 24 hours Tinostamustine showed significant antitumor effects in MGMT-positive T98G cells, similar to MGMT-negative cells. J Hematol Oncol. 2018 Feb 27;11(1):32.
U251MG 1 µM 24 hours Tinostamustine enhanced the effects of radiotherapy by reducing γH2AX expression and increasing its disappearance time, indicating reduced DNA repair. J Hematol Oncol. 2018 Feb 27;11(1):32.
U87MG 1 µM 24 hours Tinostamustine exhibited stronger antiproliferative and pro-apoptotic effects compared to vorinostat and bendamustine alone, similar to their combination, irrespective of MGMT expression. J Hematol Oncol. 2018 Feb 27;11(1):32.
NCI-H929 cell line 1 and 2.5 µM 48 hours To evaluate the effect of Tinostamustine on CD38 expression, results showed no increase in CD38 surface expression. Int J Mol Sci. 2024 Apr 26;25(9):4718
U266 cell line 1 and 2.5 µM 48 hours To evaluate the effect of Tinostamustine on CD38 expression, results showed increased CD38 surface expression. Int J Mol Sci. 2024 Apr 26;25(9):4718
MOLP-8 cell line 1 and 2.5 µM 48 hours To evaluate the effect of Tinostamustine on CD38 expression, results showed increased CD38 surface expression. Int J Mol Sci. 2024 Apr 26;25(9):4718
RPMI-8226 cell line 1 and 2.5 µM 48 hours To evaluate the effect of Tinostamustine on CD38 expression, results showed increased CD38 surface expression. Int J Mol Sci. 2024 Apr 26;25(9):4718
JJN3 cell line 1 and 2.5 µM 48 hours To evaluate the effect of Tinostamustine on CD38 expression, results showed increased CD38 surface expression. Int J Mol Sci. 2024 Apr 26;25(9):4718
MM.1S cell line 1 and 2.5 µM 48 hours To evaluate the effect of Tinostamustine on CD38 expression, results showed increased CD38 surface expression. Int J Mol Sci. 2024 Apr 26;25(9):4718
JJN3 1.6–4.8 µM 48 hours To evaluate the cytotoxicity of EDO-S101 on JJN3 cell lines, the results showed that EDO-S101 exhibited significant cytotoxicity in all tested MM cell lines, with IC50 values ranging from 1.6 to 4.8 μM. J Hematol Oncol. 2017 Jun 20;10(1):127.
RPMI-8226 1.6–4.8 µM 48 hours To evaluate the cytotoxicity of EDO-S101 on RPMI-8226 cell lines, the results showed that EDO-S101 exhibited significant cytotoxicity in all tested MM cell lines, with IC50 values ranging from 1.6 to 4.8 μM. J Hematol Oncol. 2017 Jun 20;10(1):127.
U266 1.6–4.8 µM 48 hours To evaluate the cytotoxicity of EDO-S101 on U266 cell lines, the results showed that EDO-S101 exhibited significant cytotoxicity in all tested MM cell lines, with IC50 values ranging from 1.6 to 4.8 μM. J Hematol Oncol. 2017 Jun 20;10(1):127.
MM1R 1.6–4.8 µM 48 hours To evaluate the cytotoxicity of EDO-S101 on MM1R cell lines, the results showed that EDO-S101 exhibited significant cytotoxicity in all tested MM cell lines, with IC50 values ranging from 1.6 to 4.8 μM. J Hematol Oncol. 2017 Jun 20;10(1):127.
MM1S 1.6–4.8 µM 48 hours To evaluate the cytotoxicity of EDO-S101 on MM cell lines, the results showed that EDO-S101 exhibited significant cytotoxicity in all tested MM cell lines, with IC50 values ranging from 1.6 to 4.8 μM. J Hematol Oncol. 2017 Jun 20;10(1):127.
U-138 MG glioblastoma cells 1-10 µM 48 hours Evaluate the effect of Tinostamustine on cell viability, showing concentration-dependent cytotoxicity, with cell viability reduced to 28% at 10 µM. Int J Mol Sci. 2025 Jan 14;26(2):661
U-87 MG astrocytoma cells 1-10 µM 48 hours Evaluate the effect of Tinostamustine on cell viability, showing concentration-dependent cytotoxicity, with cell viability reduced to 48.6% at 10 µM. Int J Mol Sci. 2025 Jan 14;26(2):661
OCI-LY10 0.625-4.994 μM 48 hours NL101 significantly inhibited B cell lymphoma proliferation through induction of cell cycle arrest and apoptosis. Theranostics. 2021 Jan 19;11(7):3439-3451.
Ramos 0.625-4.994 μM 48 hours NL101 significantly inhibited B cell lymphoma proliferation through induction of cell cycle arrest and apoptosis. Theranostics. 2021 Jan 19;11(7):3439-3451.

In Vivo:

Species
Animal Model
Administration Dosage Frequency Description References
NSG mice Subcutaneous plasmacytoma model Intravenous (tinostamustine), intraperitoneal (daratumumab) 30 mg/kg (tinostamustine), 8 mg/kg (daratumumab) Weekly for 4 consecutive weeks To evaluate the anti-myeloma effect of Tinostamustine in combination with daratumumab, results showed that the combination significantly delayed tumor growth and improved mice survival. Int J Mol Sci. 2024 Apr 26;25(9):4718
Female CD1-nu/nu mice U251MG, U87MG, and T98G subcutaneous xenograft models Intravenous injection 60 mg/kg Administered on days 1, 8, and 15, with a 28-day cycle Tinostamustine monotherapy reduced tumor weight and showed synergistic effects when combined with radiotherapy, significantly prolonging progression-free survival and overall survival. J Hematol Oncol. 2018 Feb 27;11(1):32.
CB17-SCID mice Subcutaneous plasmacytoma model Intravenous injection 60 mg/kg Once weekly for 21 days To evaluate the anti-tumor activity of EDO-S101 in vivo in a subcutaneous plasmacytoma model, the results showed that EDO-S101 significantly inhibited tumor growth and significantly prolonged the survival of mice. J Hematol Oncol. 2017 Jun 20;10(1):127.

Clinical Trial:

NCT Number Conditions Phases Recruitment Completion Date Locations
NCT05432375 Glioblastoma Multiforme EARLY_PHASE1 ACTIVE_NOT_RECRUITING 2024-11-30 Hospital Universitario Vall d'... More >>Hebron, Barcelona, Spain, Barcelona, Spain|Hospital Universitario Ramón y Cajal, Madrid, Spain, Madrid, Spain|South Texas Accelerated Research Therapeutics (START), Madrid, Spain|Kantonsspital, St Gallen, Switzerland|University Hospital, Zürich, Switzerland Less <<
NCT03903458 Malignant Melanoma PHASE1 UNKNOWN 2024-03-15 Kantonsspital Graubünden, Chur... More >>, 7000, Switzerland|Cantonal Hospital St.Gallen, St.Gallen, 9007, Switzerland Less <<
NCT02576496 Hematological Malignancies|Mul... More >>tiple Myeloma|Hodgkin's Lymphoma|Cutaneous T Cell Lymphoma Less << PHASE1 COMPLETED 2023-11-21 Mayo Clinic, Phoenix, Arizona,... More >> 85054, United States|Mayo Clinic Cancer Center, Jacksonville, Florida, 32224, United States|Columbia University Medical Center, New York, New York, 10019, United States|University Hospitals Cleveland Seidman Cancer Center, Cleveland, Ohio, 44106, United States|CHU de Caen, Caen, CS 3001, France|CHU ESTAING Service de thérapie Cellulaire et hématologique Clinique, Clermont Ferrand, 63000, France|CHU Lille Service des Maladies du Sang, Lille, 59037, France|Hopital Haut Leveque, Pessac, 33604, France|Centre hospitalier Lyon Sud, Pierre Bénite, 69495, France|University Hospital of Ulm, Department of Internal Medicine III, Ulm, 89081, Germany|Institute of Hematology "L. A. Seràgnoli", University of Bologna, Bologna, 40138, Italy|National Cancer Institute, Fondazione 'G. Pascale', Naples, I-80131, Italy|VU medisch centrum, Amsterdam, 1081 HV, Netherlands|Erasmus MC, Rotterdam, 3015 GD, Netherlands|Institut Català d'Oncologia de Barcelona, Hospitalet de Llobregat, Barcelona, 08908, Spain|Hospital Universitario de Salamanca, Salamanca, 37007, Spain|Hospital Universitario Marqués de Valdecilla, Santander, 39008, Spain|Kantonsspital St.Gallen, St.Gallen, 9007, Switzerland Less <<

Protocol

Bio Calculators
Preparing Stock Solutions 1mg 5mg 10mg

1 mM

5 mM

10 mM

2.41mL

0.48mL

0.24mL

12.04mL

2.41mL

1.20mL

24.08mL

4.82mL

2.41mL

Dissolving Methods
Please choose the appropriate dissolution scheme according to your animal administration guide.For the following dissolution schemes, clear stock solution should be prepared according to in vitro experiments, and then cosolvent should be added in turn:

in order to ensure the reliability of the experimental results, the clarified stock solution can be properly preserved according to the storage conditions; The working fluid for in vivo experiment is recommended to be prepared now and used on the same day;

The percentage shown in front of the following solvent refers to the volume ratio of the solvent in the final solution; If precipitation or precipitation occurs in the preparation process, it can be assisted by heating and/or ultrasound.
Protocol 1

References

 

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