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

MedKoo CAT#: 597182

CAS#: 52980-66-2

Description: 7-Methotrexate is a chemotherapy agent and immune system suppressant. It is used to treat cancer, autoimmune diseases, ectopic pregnancy, and for medical abortions. Types of cancers it is used for include breast cancer, leukemia, lung cancer, lymphoma, and osteosarcoma. Types of autoimmune diseases it is used for include psoriasis, rheumatoid arthritis, and Crohn's disease.

Chemical Structure

CAS# 52980-66-2

Theoretical Analysis

MedKoo Cat#: 597182
Name: 7-Methotrexate
CAS#: 52980-66-2
Chemical Formula: C20H22N8O5
Exact Mass: 454.1713
Molecular Weight: 454.44
Elemental Analysis: C, 52.86; H, 4.88; N, 24.66; O, 17.60

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.

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Synonym: 7-Methotrexate; 7-Mtx;

IUPAC/Chemical Name: (4-(((2,4-diaminopteridin-7-yl)methyl)(methyl)amino)benzoyl)-L-glutamic acid


InChi Code: InChI=1S/C20H22N8O5/c1-28(9-11-8-23-15-16(21)26-20(22)27-17(15)24-11)12-4-2-10(3-5-12)18(31)25-13(19(32)33)6-7-14(29)30/h2-5,8,13H,6-7,9H2,1H3,(H,25,31)(H,29,30)(H,32,33)(H4,21,22,24,26,27)/t13-/m0/s1

SMILES Code: O=C(O)CC[C@@H](C(O)=O)NC(C1=CC=C(N(CC2=NC3=NC(N)=NC(N)=C3N=C2)C)C=C1)=O

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

Preparing Stock Solutions

The following data is based on the product molecular weight 454.44 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

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1: Hung YM, Lin L, Wang YH, Wei JC, Wang PY, Chiou JY. Combination Effect of Anti-Rheumatic Medications for Coronary Artery Diseases Risk in Rheumatoid Arthritis : A Nationwide Population-Based Cohort Study. Curr Med Res Opin. 2018 Jun 25:1-16. doi: 10.1080/03007995.2018.1492910. [Epub ahead of print] PubMed PMID: 29939099.

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4: Bitoun S, Nocturne G, Ly B, Krzysiek R, Roques P, Pruvost A, Paoletti A, Pascaud J, Dönnes P, Florence K, Gleizes A, Hincelin-Mery A, Allez M, Hacein-Bey-Abina S, Mackay F, Pallardy M, Le Grand R, Mariette X. Methotrexate and BAFF interaction prevents immunization against TNF inhibitors. Ann Rheum Dis. 2018 Jun 23. pii: annrheumdis-2018-213403. doi: 10.1136/annrheumdis-2018-213403. [Epub ahead of print] PubMed PMID: 29936438.

5: Natarajan K, Abraham P, Kota R, Isaac B. NF-κB-iNOS-COX2-TNF α inflammatory signaling pathway plays an important role in methotrexate induced small intestinal injury in rats. Food Chem Toxicol. 2018 Jun 20;118:766-783. doi: 10.1016/j.fct.2018.06.040. [Epub ahead of print] PubMed PMID: 29935243.

6: Pal R, Chaudhary MJ, Tiwari PC, Nath R, Pant KK. Pharmacological and biochemical studies on protective effects of mangiferin and its interaction with nitric oxide (NO) modulators in adjuvant-induced changes in arthritic parameters, inflammatory, and oxidative biomarkers in rats. Inflammopharmacology. 2018 Jun 22. doi: 10.1007/s10787-018-0507-8. [Epub ahead of print] PubMed PMID: 29934863.

7: Whyte MP, Lim E, McAlister WH, Gottesman GS, Trinh L, Veis DJ, Bijanki VN, Boden MG, Nenninger A, Mumm S, Buchbinder D. Unique Variant of NOD2 Pediatric Granulomatous Arthritis With Severe 1,25-Dihydroxyvitamin D-Mediated Hypercalcemia and Generalized Osteosclerosis. J Bone Miner Res. 2018 Jun 22. doi: 10.1002/jbmr.3532. [Epub ahead of print] PubMed PMID: 29933504.

8: Pérez-Ruiz C, Barabash-Neila R, Zulueta-Dorado T, Conejo-Mir Sánchez J. Adverse Granulomatous Reaction to Silicone Filler Treated With Methotrexate. Dermatol Surg. 2018 Jun 21. doi: 10.1097/DSS.0000000000001574. [Epub ahead of print] PubMed PMID: 29933302.

9: Yang Y, Liu Z, Song L, Liu H, Li L, Meng Y. Diagnosis and surgical therapy of the retroperitoneal ectopic pregnancy: A case report. Int J Surg Case Rep. 2018 Jun 9;49:21-24. doi: 10.1016/j.ijscr.2018.05.027. [Epub ahead of print] PubMed PMID: 29933172.

10: Nikkhoi SK, Rahbarizadeh F, Ahmadvand D, Moghimi SM. Multivalent targeting and killing of HER2 overexpressing breast carcinoma cells with methotrexate-encapsulated tetra-specific non-overlapping variable domain heavy chain anti-HER2 antibody-PEG-liposomes: In vitro proof-of-concept. Eur J Pharm Sci. 2018 Jun 19. pii: S0928-0987(18)30275-6. doi: 10.1016/j.ejps.2018.06.019. [Epub ahead of print] PubMed PMID: 29933078.

11: Matsubara S, Takahashi H, Usui R. Letter to 'Retrospective analysis: Conservative treatment of placenta increta with methotrexate': Some clarifications. J Obstet Gynaecol Res. 2018 Jun 22. doi: 10.1111/jog.13679. [Epub ahead of print] PubMed PMID: 29932489.

12: Ollila TA, Olszewski AJ. Extranodal Diffuse Large B Cell Lymphoma: Molecular Features, Prognosis, and Risk of Central Nervous System Recurrence. Curr Treat Options Oncol. 2018 Jun 21;19(8):38. doi: 10.1007/s11864-018-0555-8. Review. PubMed PMID: 29931605.

13: Lamb YN, Deeks ED. Sarilumab: A Review in Moderate to Severe Rheumatoid Arthritis. Drugs. 2018 Jun;78(9):929-940. doi: 10.1007/s40265-018-0929-z. PubMed PMID: 29931592.

14: Kayatani H, Nitta N, Moritani S, Nozaki K. Primary diffuse large B-cell lymphoma of the choroid plexus: A case report and review of the literature. Surg Neurol Int. 2018 May 25;9:110. doi: 10.4103/sni.sni_289_17. eCollection 2018. PubMed PMID: 29930876; PubMed Central PMCID: PMC5991284.

15: Chen J, Wang Y, Wu H, Yan S, Chang Y, Wei W. A Modified Compound From Paeoniflorin, CP-25, Suppressed Immune Responses and Synovium Inflammation in Collagen-Induced Arthritis Mice. Front Pharmacol. 2018 Jun 7;9:563. doi: 10.3389/fphar.2018.00563. eCollection 2018. PubMed PMID: 29930509; PubMed Central PMCID: PMC5999790.

16: Zhao J, Zhang X, Sun X, Zhao M, Yu C, Lee RJ, Sun F, Zhou Y, Li Y, Teng L. Dual-functional lipid polymeric hybrid pH-responsive nanoparticles decorated with cell penetrating peptide and folate for therapy against rheumatoid arthritis. Eur J Pharm Biopharm. 2018 Jun 18. pii: S0939-6411(18)30022-5. doi: 10.1016/j.ejpb.2018.06.020. [Epub ahead of print] PubMed PMID: 29928978.

17: Namiki T, Sone Y, Miura K, Tanaka M, Yokozeki H. Methotrexate-Associated Lymphoproliferative Disorder: Dermoscopic Features. Case Rep Dermatol. 2018 May 29;10(2):149-153. doi: 10.1159/000489694. eCollection 2018 May-Aug. PubMed PMID: 29928205; PubMed Central PMCID: PMC6006657.

18: Du S, Yang S, Zhao X, Xiao J, Ren S, Li S, Zhang J, Wang Y, Gong X, Li M, Sun Y, Wu W, Sun L. Clinical Characteristics and Outcome of Children With Relapsed Medulloblastoma: A Retrospective Study at a Single Center in China. J Pediatr Hematol Oncol. 2018 Jun 20. doi: 10.1097/MPH.0000000000001241. [Epub ahead of print] PubMed PMID: 29927794.

19: La EM, Smyth EN, Talbird SE, Li L, Kaye JA, Lin AB, Bowman L. Treatment patterns and health care resource use in patients receiving multiple lines of therapy for metastatic squamous cell carcinoma of the head and neck in the United Kingdom. Eur J Cancer Care (Engl). 2018 Jun 21:e12862. doi: 10.1111/ecc.12862. [Epub ahead of print] PubMed PMID: 29927010.

20: Oya S, Muta T. Breakthrough infection of Geotrichum capitatum during empirical caspofungin therapy after umbilical cord blood transplantation. Int J Hematol. 2018 Jun 20. doi: 10.1007/s12185-018-2481-8. [Epub ahead of print] PubMed PMID: 29926359.