Thiotepa
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Also known as NSC-6396TepadinaTepyluteThioplexThiotepa riemserTiotepathio-TPEATriethylenethiophosphoramide (thiotepa)SID26748780SID26753739Thio-tepaSID57260086SID124891834SID72371SID144204952SID1442140261,1',1''-phosphorothioyltriaziridine
Summary
Thiotepa (CHEMBL671) is an approved small molecule (ATC L01AC01) targeting CYP2B6; indicated across 52 conditions including neoplasm and hodgkins lymphoma.
At a glance
- Status: Approved (max clinical phase 4)
- Modality: Small molecule
- ATC class: L01AC01
- Targets: 1 (CYP2B6)
- Indications: 52 conditions
- Clinical trials: 217
- Chemistry: 189.22 Da · C6H12N3PS
Identifiers
Drug identity and classification
| Field | Value |
|---|---|
| ChEMBL ID | CHEMBL671 |
| Name | Thiotepa |
| Type | Small molecule |
| Max phase | 4 |
| FDA approved | yes |
| PubChem CID | 5453 |
| ATC | L01AC01 |
| Molecular formula | C6H12N3PS |
| Molecular weight | 189.22 |
| InChIKey | FOCVUCIESVLUNU-UHFFFAOYSA-N |
SMILES: C1CN1P(=S)(N2CC2)N3CC3
IUPAC name: tris(aziridin-1-yl)-sulfanylidene-lambda5-phosphane
Also known as: NSC-6396, Tepadina, Tepylute, Thioplex, Thiotepa, Thiotepa riemser, Tiotepa, thio-TPEA, Triethylenethiophosphoramide (thiotepa), SID26748780, SID26753739, Thio-tepa
Patent coverage: 29,357 distinct patent families (117,334 SureChEMBL compound mentions), from 1 matched compound structure(s). Mentions count patents naming the compound (not distinct inventions), so promiscuous / reference molecules inflate the mention figure — families are the dedup metric.
Targets
Targets
Primary targets (GtoPdb curated mechanism): the Cancer dependency column is the DepMap CRISPR fitness signal (% of screened cell lines dependent on the target).
| Gene | Target | Action | pAffinity | Cancer dependency | UniProt |
|---|---|---|---|---|---|
| CYP2B6 | CYP2B6 | Inhibition | 5.32 | 0.1% | P20813 |
Broader ChEMBL bioactivity targets: 27 (assay-derived). Sample: Tyrosyl-DNA phosphodiesterase 1, Survival motor neuron protein, Prelamin-A/C, 15-hydroxyprostaglandin dehydrogenase [NAD(+)], 5-hydroxytryptamine receptor 2B, Alpha-2A adrenergic receptor, Alpha-2C adrenergic receptor, Alpha-2B adrenergic receptor, Muscarinic acetylcholine receptor M2, Muscarinic acetylcholine receptor M1.
Bioactivity
ChEMBL activities: 19 potent at pChembl ≥ 5 of 30 total. Top 30 by potency (10 = 0.1 nM, 6 = 1 µM):
| Target | pChembl | Type | Value | Unit | Activity ID |
|---|---|---|---|---|---|
| SLC6A4 | 8.15 | AC50 | 7.1 | nM | CHEMBL_ACT_25149928 |
| SLC6A2 | 7.75 | AC50 | 18 | nM | CHEMBL_ACT_25144589 |
| ADRA1A | 7.36 | AC50 | 44 | nM | CHEMBL_ACT_25217782 |
| HRH1 | 7.2 | AC50 | 63 | nM | CHEMBL_ACT_25212087 |
| CHRM1 | 6.41 | AC50 | 390 | nM | CHEMBL_ACT_25135026 |
| CHRM2 | 6.24 | AC50 | 570 | nM | CHEMBL_ACT_25213340 |
| HTR2B | 5.8 | AC50 | 1600 | nM | CHEMBL_ACT_25227131 |
| CYP2B6 | 5.66 | Ki | 2200 | nM | CHEMBL_ACT_6075027 |
| HBB | 5.6 | Potency | 2512 | nM | CHEMBL_ACT_4537511 |
| ADRA2B | 5.46 | AC50 | 3500 | nM | CHEMBL_ACT_25143290 |
| CYP2B6 | 5.42 | Ki | 3800 | nM | CHEMBL_ACT_6075025 |
| HTR2A | 5.39 | AC50 | 4100 | nM | CHEMBL_ACT_25224788 |
| ADRA2C | 5.36 | AC50 | 4400 | nM | CHEMBL_ACT_25147453 |
| HTR2C | 5.03 | AC50 | 9400 | nM | CHEMBL_ACT_25131397 |
| CHRM3 | 5.03 | AC50 | 9300 | nM | CHEMBL_ACT_25136288 |
| KCNH2 | 5.02 | AC50 | 9600 | nM | CHEMBL_ACT_25117242 |
| DRD3 | 5 | AC50 | 9900 | nM | CHEMBL_ACT_25193115 |
| LMNA | 5 | Potency | 10000 | nM | CHEMBL_ACT_3650458 |
| HPGD | 5 | Potency | 10000 | nM | CHEMBL_ACT_4768791 |
Target pathways
Aggregated over 1 target gene(s): CYP2B6.
Top Reactome pathways
4 total, by targets touching each:
| Pathway | Targets | Genes |
|---|---|---|
| Fatty acids | 1 | CYP2B6 |
| Phase I - Functionalization of compounds | 1 | CYP2B6 |
| Xenobiotics | 1 | CYP2B6 |
| CYP2E1 reactions | 1 | CYP2B6 |
Dominant GO biological processes
| GO term | Targets |
|---|---|
| xenobiotic metabolic process | 1 |
| steroid metabolic process | 1 |
| epoxygenase P450 pathway | 1 |
| xenobiotic catabolic process | 1 |
| ketone metabolic process | 1 |
| lipid metabolic process | 1 |
| small molecule metabolic process | 1 |
Indications & clinical
Indications
52 indications (6 at ChEMBL trial phase 4). Phase below is the highest clinical-trial phase recorded for this drug against each disease — not the molecule’s overall approval status (that is in the Summary).
| Indication | Trial phase | MONDO | EFO |
|---|---|---|---|
| neoplasm | 4 | MONDO:0005070 | EFO:0000616 |
| Hodgkins lymphoma | 4 | MONDO:0004952 | EFO:0000183 |
| adenocarcinoma | 4 | MONDO:0004970 | EFO:0000228 |
| carcinoma | 4 | MONDO:0004993 | EFO:0000313 |
| acute lymphoblastic leukemia | 3 | MONDO:0004967 | EFO:0000220 |
| breast carcinoma | 3 | MONDO:0004989 | EFO:0000305 |
| leukemia | 3 | MONDO:0005059 | EFO:0000565 |
| neuroblastoma | 3 | MONDO:0005072 | EFO:0000621 |
| medulloblastoma | 3 | MONDO:0007959 | EFO:0002939 |
| brain neoplasm | 3 | MONDO:0021211 | EFO:0003833 |
| primitive neuroectodermal tumor | 3 | MONDO:0005462 | EFO:0005235 |
| ganglioneuroblastoma | 3 | MONDO:0005035 | EFO:0000502 |
| central nervous system neoplasm | 3 | MONDO:0006130 | EFO:1000158 |
| breast neoplasm | 3 | MONDO:0021100 | MONDO:0007254 |
| graft versus host disease | 3 | MONDO:0013730 | MONDO:0013730 |
| retinoblastoma | 3 | MONDO:0008380 | MONDO:0008380 |
| osteosarcoma | 2 | MONDO:0009807 | EFO:0000637 |
| myelodysplastic syndrome | 2 | MONDO:0018881 | EFO:0000198 |
| acute myeloid leukemia | 2 | MONDO:0018874 | EFO:0000222 |
| central nervous system cancer | 2 | MONDO:0002714 | EFO:0000326 |
| chronic myeloid leukemia | 2 | MONDO:0011996 | EFO:0000339 |
| diffuse large B-cell lymphoma | 2 | MONDO:0018905 | EFO:0000403 |
| lymphoma | 2 | MONDO:0005062 | EFO:0000574 |
| sarcoma | 2 | MONDO:0005089 | EFO:0000691 |
| plasma cell myeloma | 2 | MONDO:0009693 | EFO:0001378 |
| lymphoid neoplasm | 2 | MONDO:0005157 | EFO:0001642 |
| male breast carcinoma | 2 | MONDO:0005628 | EFO:0006861 |
| inflammatory breast carcinoma | 2 | MONDO:0006804 | EFO:1000984 |
| soft tissue sarcoma | 2 | MONDO:0018078 | EFO:1001968 |
| hematologic disorder | 2 | MONDO:0005570 | EFO:0005803 |
| myeloproliferative neoplasm | 2 | MONDO:0020076 | EFO:0002428 |
| primary myelofibrosis | 2 | MONDO:0009692 | MONDO:0044903 |
| sickle cell disease | 2 | MONDO:0011382 | MONDO:0011382 |
| plasma cell neoplasm | 2 | MONDO:0004959 | EFO:0000200 |
| peripheral T-cell lymphoma, not otherwise specified | 2 | MONDO:0004964 | EFO:0000211 |
| hematopoietic and lymphoid system neoplasm | 2 | MONDO:0002334 | MONDO:0044881 |
| Crohn disease | 1 | MONDO:0005011 | EFO:0000384 |
| anemia | 1 | MONDO:0002280 | EFO:0004272 |
| peritoneal neoplasm | 1 | MONDO:0006901 | MONDO:0002087 |
| fallopian tube neoplasm | 1 | MONDO:0021092 | MONDO:0002158 |
| kidney cancer | 1 | MONDO:0002367 | MONDO:0002367 |
| ovarian cancer | 1 | MONDO:0008170 | MONDO:0008170 |
| chordoma | 1 | MONDO:0008978 | MONDO:0008978 |
| Wiskott-Aldrich syndrome | 1 | MONDO:0010518 | MONDO:0010518 |
| severe combined immunodeficiency | 1 | MONDO:0015974 | MONDO:0015974 |
| immune system disorder | 1 | MONDO:0005046 | EFO:0000540 |
| neuroepithelial neoplasm | 0 | MONDO:0021193 | MONDO:0021193 |
5 further indication records had no mapped disease name (EFO/MeSH-only) or were duplicates, and are omitted.
Clinical trials
Total trials: 217.
Phase distribution
| Phase | Trials |
|---|---|
| PHASE2 | 121 |
| PHASE1 | 30 |
| PHASE3 | 21 |
| PHASE1/PHASE2 | 21 |
| Not specified | 12 |
| PHASE2/PHASE3 | 8 |
| EARLY_PHASE1 | 3 |
| PHASE4 | 1 |
Top trials by phase / activity
| NCT | Phase | Status | Title |
|---|---|---|---|
| NCT00003398 | PHASE4 | COMPLETED | Bone Marrow Transplantation in Treating Patients With Hematologic Cancer |
| NCT01057069 | PHASE2/PHASE3 | ACTIVE_NOT_RECRUITING | Neo Adjuvant Chemotherapy in Triple Negative Breast Cancer |
| NCT01949129 | PHASE2/PHASE3 | RECRUITING | Allogeneic Stem Cell Transplantation for Children and Adolescents With Acute Lymphoblastic Leukaemia |
| NCT03126916 | PHASE3 | RECRUITING | Testing the Addition of 131I-MIBG or Lorlatinib to Intensive Therapy in People With High-Risk Neuroblastoma (NBL) |
| NCT04217278 | PHASE2/PHASE3 | ACTIVE_NOT_RECRUITING | A Trial of Treatments to Assess the Effects on Outcome of Adults With AML and MDS Undergoing Allogeneic SCT |
| NCT04221035 | PHASE3 | RECRUITING | High-Risk Neuroblastoma Study 2 of SIOP-Europa-Neuroblastoma (SIOPEN) |
| NCT04708054 | PHASE2/PHASE3 | RECRUITING | Venetoclax to Improve Outcomes of Fractionated Busulfan Regimen in Patients With High-Risk AML and MDS |
| NCT05457556 | PHASE3 | ACTIVE_NOT_RECRUITING | Mismatched Related Donor Versus Matched Unrelated Donor Stem Cell Transplantation for Children, Adolescents, and Young Adults With Acute Leukemia or Myelodysplastic Syndrome |
| NCT06172296 | PHASE3 | RECRUITING | Dinutuximab With Chemotherapy, Surgery and Stem Cell Transplantation for the Treatment of Children With Newly Diagnosed High Risk Neuroblastoma |
| NCT00002534 | PHASE3 | COMPLETED | Bone Marrow Transplantation in Treating Patients With Acute Leukemia in First or Second Remission |
| NCT00002755 | PHASE3 | COMPLETED | Standard Chemotherapy Compared With High-Dose Combination Chemotherapy and Peripheral Stem Cell Transplantation in Treating Women With Breast Cancer |
| NCT00002772 | PHASE3 | TERMINATED | S9623, Combination Chemotherapy Plus Peripheral Stem Cell Transplantation in Treating Women With Breast Cancer |
| NCT00002836 | PHASE3 | COMPLETED | Filgrastim Plus Chemotherapy Compared With Filgrastim Alone In Treating Women Undergoing Peripheral Stem Cell Transplantation For Breast Cancer |
| NCT00002870 | PHASE3 | COMPLETED | High Dose Chemotherapy Plus Peripheral Stem Cell Transplantation Compared With Standard Therapy in Treating Women With Locally Recurrent or Metastatic Breast Cancer |
| NCT00003680 | PHASE3 | UNKNOWN | Standard Chemotherapy Compared With High-Dose Chemotherapy Plus Peripheral Stem Cell Transplant in Treating Women With Advanced or Inflammatory Breast Cancer |
| NCT00003816 | PHASE2/PHASE3 | COMPLETED | Combination Chemotherapy and Donor Stem Cell Transplant in Treating Patients With Aplastic Anemia or Hematologic Cancer |
| NCT00003972 | PHASE3 | COMPLETED | Combination Chemotherapy and Peripheral Stem Cell Transplantation in Treating Patients With Stage II or Stage IIIA Breast Cancer |
| NCT00008203 | PHASE3 | COMPLETED | Comparison of Biological Therapies Following Combination Chemotherapy and Bone Marrow or Peripheral Stem Cell Transplantation in Women With Stage II or Stage III Breast Cancer |
| NCT00078988 | PHASE3 | COMPLETED | High-Dose Chemotherapy Plus Autologous Stem Cell Transplantation Compared With Intermediate-Dose Chemotherapy Plus Autologous Stem Cell Transplantation With or Without Isotretinoin in Treating Young Patients With Recurrent High-Grade Gliomas |
| NCT00336024 | PHASE3 | COMPLETED | Combination Chemotherapy Followed By Peripheral Stem Cell Transplant in Treating Young Patients With Newly Diagnosed Supratentorial Primitive Neuroectodermal Tumors or High-Risk Medulloblastoma |
| NCT00382109 | PHASE3 | COMPLETED | Tacrolimus and Methotrexate With or Without Sirolimus in Preventing Graft-Versus-Host Disease in Young Patients Undergoing Donor Stem Cell Transplant for Acute Lymphoblastic Leukemia in Complete Remission |
| NCT00392886 | PHASE3 | UNKNOWN | Combination Chemotherapy With or Without Etoposide Followed By an Autologous Stem Cell Transplant in Treating Young Patients With Previously Untreated Malignant Brain Tumors |
| NCT00448266 | PHASE2/PHASE3 | TERMINATED | Intensified IAA With PBPC Support in Breast Tumors With Evidence of a HRD |
| NCT00554788 | PHASE3 | COMPLETED | Combination Chemotherapy, Autologous Stem Cell Transplant, and/or Radiation Therapy in Treating Young Patients With Extraocular Retinoblastoma |
| NCT00567567 | PHASE3 | COMPLETED | Comparing Two Different Myeloablation Therapies in Treating Young Patients Who Are Undergoing a Stem Cell Transplant for High-Risk Neuroblastoma |
| NCT00653068 | PHASE3 | COMPLETED | Combination Chemotherapy, Radiation Therapy, and an Autologous Peripheral Blood Stem Cell Transplant in Treating Young Patients With Atypical Teratoid/Rhabdoid Tumor of the Central Nervous System |
| NCT00749723 | PHASE2/PHASE3 | COMPLETED | Therapy Optimization Trial for the Treatment of Relapsed or Refractory Brain Tumors in Children |
| NCT01423500 | PHASE3 | UNKNOWN | ALL-SCT BFM International- HSCT in Children and Adolescents With ALL |
| NCT01423747 | PHASE3 | UNKNOWN | Allogeneic Stem Cell Transplantation in Children and Adolescents With Acute Lymphoblastic Leukaemia |
| NCT02707393 | PHASE2/PHASE3 | COMPLETED | Allogeneic Stem Cell Transplantation for Children With CML |
| NCT00692939 | PHASE1/PHASE2 | RECRUITING | Autologous Stem Cell Transplantation for Crohn’s Disease |
| NCT01511562 | PHASE2 | ACTIVE_NOT_RECRUITING | Combination Chemotherapy With or Without Autologous Stem Cell Transplant in Treating Patients With Central Nervous System B-Cell Lymphoma |
| NCT01746849 | PHASE2 | ACTIVE_NOT_RECRUITING | Palifermin With Leuprolide Acetate for the Promotion of Immune Recovery Following Total Body Irradiation Based T-Cell Depleted Allogeneic Hematopoietic Stem Cell Transplantation |
| NCT01962415 | PHASE2 | RECRUITING | Reduced Intensity Conditioning for Non-Malignant Disorders Undergoing UCBT, BMT or PBSCT |
| NCT02061800 | PHASE1/PHASE2 | ACTIVE_NOT_RECRUITING | CD34+ (Malignant) Stem Cell Selection for Patients Receiving Allogenic Stem Cell Transplant |
| NCT02605421 | PHASE2 | RECRUITING | Myeloablative Consolidation Therapy and Tandem Autologous Stem Cell Rescue in Patients With High-Risk Neuroblastoma |
| NCT02790515 | PHASE2 | ACTIVE_NOT_RECRUITING | Provision of TCRγδ T Cells and Memory T Cells Plus Selected Use of Blinatumomab in Naïve T-cell Depleted Haploidentical Donor Hematopoietic Cell Transplantation for Hematologic Malignancies Relapsed or Refractory Despite Prior Transplantation |
| NCT02861417 | PHASE2 | ACTIVE_NOT_RECRUITING | Busulfan, Fludarabine Phosphate, and Post-Transplant Cyclophosphamide in Treating Patients With Blood Cancer Undergoing Donor Stem Cell Transplant |
| NCT02870907 | PHASE2 | ACTIVE_NOT_RECRUITING | Adjuvant Treatment in Extensive Unilateral Retinoblastoma Primary Enucleated (RB SFCE 2009) |
| NCT03399773 | PHASE2 | ACTIVE_NOT_RECRUITING | Infusion of Expanded Cord Blood Cells in Addition to Single Cord Blood Transplant in Treating Patients With Acute Leukemia, Chronic Myeloid Leukemia, or Myelodysplastic Syndromes |
Clinical evidence (CIViC)
No CIViC predictive evidence (expected for non-precision-medicine drugs).
Pharmacology
Pharmacogenomics
No PharmGKB pharmacogenomic data curated for this drug.
Related molecules
Related molecules
Molecules sharing ≥1 of this drug’s curated primary targets, merged from two biobtree sources and ranked by shared-target count, then clinical phase: ChEMBL clinical-stage candidates (development phase ≥2) and PubChem drug-class bioactivity (approved / known drugs acting on the target). Deduplicated by drug name; the drug’s own salt forms are excluded. Note: for a drug with few primary targets a shared-target match can reflect off-target / promiscuous binding rather than the same therapeutic mechanism — the phase ordering surfaces bona-fide therapeutics first.
44 molecules share ≥1 primary target. Top 44 by shared-target count:
| Molecule | Source | Status | Shared targets |
|---|---|---|---|
| MAVACAMTEN | ChEMBL + PubChem | Phase 4 (approved) | CYP2B6 |
| RIFAMPIN | ChEMBL + PubChem | Phase 4 (approved) | CYP2B6 |
| CANNABIDIOL | ChEMBL | Phase 4 (approved) | CYP2B6 |
| CLOPIDOGREL | ChEMBL | Phase 4 (approved) | CYP2B6 |
| ESTRADIOL | ChEMBL | Phase 4 (approved) | CYP2B6 |
| ETHINYL ESTRADIOL | ChEMBL | Phase 4 (approved) | CYP2B6 |
| IBRUTINIB | ChEMBL | Phase 4 (approved) | CYP2B6 |
| METHADONE | ChEMBL | Phase 4 (approved) | CYP2B6 |
| PAZOPANIB | ChEMBL | Phase 4 (approved) | CYP2B6 |
| RITONAVIR | ChEMBL | Phase 4 (approved) | CYP2B6 |
| SERTRALINE | ChEMBL | Phase 4 (approved) | CYP2B6 |
| TAMOXIFEN | ChEMBL | Phase 4 (approved) | CYP2B6 |
| TICLOPIDINE | ChEMBL | Phase 4 (approved) | CYP2B6 |
| TRANYLCYPROMINE | ChEMBL | Phase 4 (approved) | CYP2B6 |
| VORICONAZOLE | ChEMBL | Phase 4 (approved) | CYP2B6 |
| ARTEMISININ | ChEMBL | Phase 3 | CYP2B6 |
| CANNABINOL | ChEMBL | Phase 3 | CYP2B6 |
| CURCUMIN | ChEMBL | Phase 3 | CYP2B6 |
| TEMSAVIR | ChEMBL + PubChem | Phase 2 (approved) | CYP2B6 |
| APINOCALTAMIDE | ChEMBL | Phase 2 | CYP2B6 |
| CANNABIDIVARIN | ChEMBL | Phase 2 | CYP2B6 |
| DARIGABAT | ChEMBL | Phase 2 | CYP2B6 |
| FISOGATINIB | ChEMBL | Phase 2 | CYP2B6 |
| INE-963 | ChEMBL | Phase 2 | CYP2B6 |
| MK-0893 | ChEMBL | Phase 2 | CYP2B6 |
| PHENCYCLIDINE | ChEMBL | Phase 2 | CYP2B6 |
| UDIFITIMOD | ChEMBL | Phase 2 | CYP2B6 |
| Abiraterone | PubChem | Approved | CYP2B6 |
| Aprepitant | PubChem | Approved | CYP2B6 |
| Belzutifan | PubChem | Approved | CYP2B6 |
| Cenobamate | PubChem | Approved | CYP2B6 |
| Clozapine | PubChem | Approved | CYP2B6 |
| Erythromycin | PubChem | Approved | CYP2B6 |
| Imatinib | PubChem | Approved | CYP2B6 |
| Methimazole | PubChem | Approved | CYP2B6 |
| Olanzapine | PubChem | Approved | CYP2B6 |
| Olmesartan | PubChem | Approved | CYP2B6 |
| Oritavancin | PubChem | Approved | CYP2B6 |
| Pimozide | PubChem | Approved | CYP2B6 |
| Safinamide | PubChem | Approved | CYP2B6 |
| saxagliptin | PubChem | Approved | CYP2B6 |
| Tecovirimat | PubChem | Approved | CYP2B6 |
| Vorapaxar | PubChem | Approved | CYP2B6 |
| Zanubrutinib | PubChem | Approved | CYP2B6 |
Related Atlas pages
- Genes: CYP2B6
- Diseases: neoplasm, Hodgkins lymphoma, adenocarcinoma, carcinoma, acute lymphoblastic leukemia, breast carcinoma, leukemia, neuroblastoma, medulloblastoma, brain neoplasm, primitive neuroectodermal tumor, ganglioneuroblastoma, central nervous system neoplasm, breast neoplasm, graft versus host disease, retinoblastoma
- Drugs: Mavacamten, Rifampin, Cannabidiol, Clopidogrel, Estradiol, Ethinyl Estradiol, Ibrutinib, Methadone, Pazopanib, Ritonavir, Sertraline, Tamoxifen, Ticlopidine, Tranylcypromine, Voriconazole, Artemisinin, Cannabinol, Curcumin, Abiraterone, Aprepitant, Belzutifan, Cenobamate, Clozapine, Erythromycin, Imatinib, Methimazole, Olanzapine, Olmesartan, Oritavancin, Pimozide, Safinamide, saxagliptin, Tecovirimat, Vorapaxar, Zanubrutinib