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

MedKoo CAT#: 591902

CAS#: 93-76-5

Description: 2,4,5-T is an herbicide with strong irritant properties.

Chemical Structure

CAS# 93-76-5

Theoretical Analysis

MedKoo Cat#: 591902
Name: 2,4,5-T
CAS#: 93-76-5
Chemical Formula: C8H5Cl3O3
Exact Mass: 253.9304
Molecular Weight: 255.48
Elemental Analysis: C, 37.61; H, 1.97; Cl, 41.63; O, 18.79

Price and Availability

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25.0g USD 230.0 2 Weeks
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Synonym: 2,4,5-T; NSC 430; NSC-430; NSC430

IUPAC/Chemical Name: 2,4,5-Trichlorophenoxyacetic acid


InChi Code: InChI=1S/C8H5Cl3O3/c9-4-1-6(11)7(2-5(4)10)14-3-8(12)13/h1-2H,3H2,(H,12,13)

SMILES Code: O=C(O)COC1=CC(Cl)=C(Cl)C=C1Cl

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 255.48 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: Sok V, Fragoso A. Kinetic, spectroscopic and computational docking study of the inhibitory effect of the pesticides 2,4,5-T, 2,4-D and glyphosate on the diphenolase activity of mushroom tyrosinase. Int J Biol Macromol. 2018 Jun 23. pii: S0141-8130(18)31351-5. doi: 10.1016/j.ijbiomac.2018.06.098. [Epub ahead of print] PubMed PMID: 29944937.

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3: Pu CH, Lin SK, Chuang WC, Shyu TH. Modified QuEChERS method for 24 plant growth regulators in grapes using LC-MS/MS. J Food Drug Anal. 2018 Apr;26(2):637-648. doi: 10.1016/j.jfda.2017.08.001. Epub 2017 Sep 22. PubMed PMID: 29567233.

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5: Beard JD, Engel LS, Richardson DB, Gammon MD, Baird C, Umbach DM, Allen KD, Stanwyck CL, Keller J, Sandler DP, Schmidt S, Kamel F. Military service, deployments, and exposures in relation to amyotrophic lateral sclerosis survival. PLoS One. 2017 Oct 10;12(10):e0185751. doi: 10.1371/journal.pone.0185751. eCollection 2017. PubMed PMID: 29016608; PubMed Central PMCID: PMC5634564.

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7: Montgomery MP, Postel E, Umbach DM, Richards M, Watson M, Blair A, Chen H, Sandler DP, Schmidt S, Kamel F. Pesticide Use and Age-Related Macular Degeneration in the Agricultural Health Study. Environ Health Perspect. 2017 Jul 19;125(7):077013. doi: 10.1289/EHP793. PubMed PMID: 28886597; PubMed Central PMCID: PMC5744702.

8: Mossanen M, Kibel AS, Goldman RH. Exploring exposure to Agent Orange and increased mortality due to bladder cancer. Urol Oncol. 2017 Nov;35(11):627-632. doi: 10.1016/j.urolonc.2017.07.030. Epub 2017 Aug 18. Review. PubMed PMID: 28826703.

9: Ngo TH, Hien TT, Thuan NT, Minh NH, Chi KH. Atmospheric PCDD/F concentration and source apportionment in typical rural, Agent Orange hotspots, and industrial areas in Vietnam. Chemosphere. 2017 Sep;182:647-655. doi: 10.1016/j.chemosphere.2017.05.050. Epub 2017 May 11. PubMed PMID: 28527418.

10: Khan K, Wozniak SE, Coleman J, Didolkar MS. Wartime toxin exposure: recognising the silent killer. BMJ Case Rep. 2016 Dec 1;2016. pii: bcr2016217438. doi: 10.1136/bcr-2016-217438. PubMed PMID: 27908921.

11: Klickermann F. Legal liability for Agent Orange-related illnesses: a reassessment of the 2005 VAVA case and prospects for new litigation. Med Confl Surviv. 2016 Apr-Jun;32(2):138-152. Epub 2016 Oct 16. PubMed PMID: 27748632.

12: Uesugi T. Toxic Epidemics: Agent Orange Sickness in Vietnam and the United States. Med Anthropol. 2016 Nov-Dec;35(6):464-476. Epub 2015 Sep 1. PubMed PMID: 26325621.

13: Collins AM. Peace and Reconciliation. Am J Nurs. 2016 Aug;116(8):55-7. doi: 10.1097/01.NAJ.0000490181.44302.09. PubMed PMID: 27466931.

14: Zhang J, Li Y, Gupta AA, Nam K, Andersson PL. Identification and Molecular Interaction Studies of Thyroid Hormone Receptor Disruptors among Household Dust Contaminants. Chem Res Toxicol. 2016 Aug 15;29(8):1345-54. doi: 10.1021/acs.chemrestox.6b00171. Epub 2016 Aug 2. PubMed PMID: 27410513.

15: Hayashi S, Sano T, Suyama K, Itoh K. 2,4-Dichlorophenoxyacetic acid (2,4-D)- and 2,4,5-trichlorophenoxyacetic acid (2,4,5-T)-degrading gene cluster in the soybean root-nodulating bacterium Bradyrhizobium elkanii USDA94. Microbiol Res. 2016 Jul-Aug;188-189:62-71. doi: 10.1016/j.micres.2016.04.014. Epub 2016 May 4. PubMed PMID: 27296963.

16: Schmidt C. The Fog of Agent Orange. Sci Am. 2016 Jun;314(6):70-5. doi: 10.1038/scientificamerican0616-70. PubMed PMID: 27196847.

17: Committee to Review the Health Effects in Vietnam Veterans of Exposure to Herbicides (Tenth Biennial Update), Board on the Health of Select Populations, Institute of Medicine, National Academies of Sciences, Engineering, and Medicine. Veterans and Agent Orange: Update 2014. Washington (DC): National Academies Press (US); 2016 Mar 29. PubMed PMID: 27099897.

18: Gunderson CH, Daroff RB. Neurology in the Vietnam War. Front Neurol Neurosci. 2016;38:201-13. doi: 10.1159/000442657. Epub 2016 Apr 1. PubMed PMID: 27035455.

19: Beard JD, Engel LS, Richardson DB, Gammon MD, Baird C, Umbach DM, Allen KD, Stanwyck CL, Keller J, Sandler DP, Schmidt S, Kamel F. Military service, deployments, and exposures in relation to amyotrophic lateral sclerosis etiology. Environ Int. 2016 May;91:104-15. doi: 10.1016/j.envint.2016.02.014. Epub 2016 Feb 23. PubMed PMID: 26923711; PubMed Central PMCID: PMC4876822.

20: Sun XL, Kido T, Honma S, Okamoto R, Manh HD, Maruzeni S, Nishijo M, Nakagawa H, Nakano T, Koh E, Takasuga T, Nhu DD, Hung NN, Son le K. Influence of dioxin exposure upon levels of prostate-specific antigen and steroid hormones in Vietnamese men. Environ Sci Pollut Res Int. 2016 Apr;23(8):7807-13. doi: 10.1007/s11356-015-5931-3. Epub 2016 Jan 12. PubMed PMID: 26758301.


25.0g / USD 230.0