Abscisic acid

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

MedKoo CAT#: 525980

CAS#: 21293-29-8

Description: Abscisic acid is a plant hormone and growth regulator.

Price and Availability




Abscisic acid is not in stock, may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to sales@medkoo.com to inquire quote.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 525980
Name: Abscisic acid
CAS#: 21293-29-8
Chemical Formula: C15H20O4
Exact Mass: 264.1362
Molecular Weight: 264.321
Elemental Analysis: C, 68.16; H, 7.63; O, 24.21

Synonym: Abscisic acid

IUPAC/Chemical Name: (2Z,4E)-5-((S)-1-hydroxy-2,6,6-trimethyl-4-oxocyclohex-2-enyl)-3-methylpenta-2,4-dienoic acid


InChi Code: InChI=1S/C15H20O4/c1-10(7-13(17)18)5-6-15(19)11(2)8-12(16)9-14(15,3)4/h5-8,19H,9H2,1-4H3,(H,17,18)/b6-5+,10-7-/t15-/m1/s1

SMILES Code: O=C(O)/C=C(C)\C=C\[C@@]1(O)C(C)=CC(CC1(C)C)=O

Technical Data

Solid powder

>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).

Soluble in DMSO

Shelf Life:
>2 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).

Harmonized System Code:


1: Wei W, Chai Z, Xie Y, Gao K, Cui M, Jiang Y, Feng J. Bioinformatics identification and transcript profile analysis of the mitogen-activated protein kinase gene family in the diploid woodland strawberry Fragaria vesca. PLoS One. 2017 May 31;12(5):e0178596. doi: 10.1371/journal.pone.0178596. eCollection 2017. PubMed PMID: 28562633.

2: Uzor PF, Osadebe PO, Nwodo NJ. Antidiabetic Activity of Extract and Compounds from an Endophytic Fungus Nigrospora oryzae. Drug Res (Stuttg). 2017 May;67(5):308-311. doi: 10.1055/s-0042-122777. Epub 2017 Jan 24. PubMed PMID: 28561223.

3: Nazaruddin N, Samad AFA, Sajad M, Jani J, Zainal Z, Ismail I. Small RNA-seq analysis in response to methyl jasmonate and abscisic acid treatment in Persicaria minor. Genom Data. 2017 May 12;12:157-158. doi: 10.1016/j.gdata.2017.05.011. eCollection 2017 Jun. PubMed PMID: 28560166; PubMed Central PMCID: PMC5435574.

4: Lv A, Fan N, Xie J, Yuan S, An Y, Zhou P. Expression of CdDHN4, a Novel YSK(2)-Type Dehydrin Gene from Bermudagrass, Responses to Drought Stress through the ABA-Dependent Signal Pathway. Front Plant Sci. 2017 May 16;8:748. doi: 10.3389/fpls.2017.00748. eCollection 2017. PubMed PMID: 28559903; PubMed Central PMCID: PMC5433092.

5: Zhou Y, Vroegop-Vos I, Schuurink RC, Pieterse CMJ, Van Wees SCM. Atmospheric CO(2) Alters Resistance of Arabidopsis to Pseudomonas syringae by Affecting Abscisic Acid Accumulation and Stomatal Responsiveness to Coronatine. Front Plant Sci. 2017 May 16;8:700. doi: 10.3389/fpls.2017.00700. eCollection 2017. PubMed PMID: 28559899; PubMed Central PMCID: PMC5432532.

6: Jiang F, Shen Y, Ma C, Zhang X, Cao W, Rui Y. Effects of TiO2 nanoparticles on wheat (Triticum aestivum L.) seedlings cultivated under super-elevated and normal CO2 conditions. PLoS One. 2017 May 30;12(5):e0178088. doi: 10.1371/journal.pone.0178088. eCollection 2017. PubMed PMID: 28558015.

7: Wang N, Guo T, Sun X, Jia X, Wang P, Shao Y, Liang B, Gong X, Ma F. Functions of two Malus hupehensis (Pamp.) Rehd. YTPs (MhYTP1 and MhYTP2) in biotic- and abiotic-stress responses. Plant Sci. 2017 Aug;261:18-27. doi: 10.1016/j.plantsci.2017.05.002. Epub 2017 May 15. PubMed PMID: 28554690.

8: Xu Y, Charles MT, Luo Z, Roussel D, Rolland D. Potential link between fruit yield, quality parameters and phytohormonal changes in preharvest UV-C treated strawberry. Plant Physiol Biochem. 2017 May 19;116:80-90. doi: 10.1016/j.plaphy.2017.05.010. [Epub ahead of print] PubMed PMID: 28551419.

9: Yan X, Tian M, Liu F, Wang C, Zhang Y. Hormonal and morphological changes during seed development of Cypripedium japonicum. Protoplasma. 2017 May 27. doi: 10.1007/s00709-017-1128-6. [Epub ahead of print] PubMed PMID: 28550470.

10: Yu X, Takebayashi A, Demura T, Ohtani M. Differential expression of poplar sucrose nonfermenting1-related protein kinase 2 genes in response to abiotic stress and abscisic acid. J Plant Res. 2017 May 26. doi: 10.1007/s10265-017-0952-2. [Epub ahead of print] PubMed PMID: 28550412.

11: Zhang L, Li XH, Gao Z, Shen S, Liang XG, Zhao X, Lin S, Zhou SL. Regulation of maize kernel weight and carbohydrate metabolism by abscisic acid applied at the early and middle post-pollination stages in vitro. J Plant Physiol. 2017 May 10;216:1-10. doi: 10.1016/j.jplph.2017.05.005. [Epub ahead of print] PubMed PMID: 28544894.

12: Subburaj S, Zhu D, Li X, Hu Y, Yan Y. Molecular Characterization and Expression Profiling of Brachypodium distachyon L. Cystatin Genes Reveal High Evolutionary Conservation and Functional Divergence in Response to Abiotic Stress. Front Plant Sci. 2017 May 9;8:743. doi: 10.3389/fpls.2017.00743. eCollection 2017. PubMed PMID: 28536593; PubMed Central PMCID: PMC5423411.

13: Zhang L, Zhang L, Xia C, Gao L, Hao C, Zhao G, Jia J, Kong X. A Novel Wheat C-bZIP Gene, TabZIP14-B, Participates in Salt and Freezing Tolerance in Transgenic Plants. Front Plant Sci. 2017 May 9;8:710. doi: 10.3389/fpls.2017.00710. eCollection 2017. PubMed PMID: 28536588; PubMed Central PMCID: PMC5422549.

14: Saxena S, Tripathi J, Chatterjee S, Gautam S. Natural Predominance of Abscisic Acid in Pongammia pinnata ('Karanj') Honey Contributed to its Strong Antimutagenicity. J Agric Food Chem. 2017 May 23. doi: 10.1021/acs.jafc.7b01529. [Epub ahead of print] PubMed PMID: 28535345.

15: González-Villagra J, Kurepin LV, Reyes-Díaz MM. Evaluating the involvement and interaction of abscisic acid and miRNA156 in the induction of anthocyanin biosynthesis in drought-stressed plants. Planta. 2017 May 22. doi: 10.1007/s00425-017-2711-y. [Epub ahead of print] Review. PubMed PMID: 28534253.

16: Wang L, Hua Q, Ma Y, Hu G, Qin Y. Comparative transcriptome analyses of a late-maturing mandarin mutant and its original cultivar reveals gene expression profiling associated with citrus fruit maturation. PeerJ. 2017 May 18;5:e3343. doi: 10.7717/peerj.3343. eCollection 2017. PubMed PMID: 28533983; PubMed Central PMCID: PMC5438589.

17: Kim S, Lee SB, Han CS, Lim MN, Lee SE, Yoon IS, Hwang YS. Dissection of cis-regulatory element architecture of the rice oleosin gene promoters to assess abscisic acid responsiveness in suspension-cultured rice cells. J Plant Physiol. 2017 May 1;215:20-29. doi: 10.1016/j.jplph.2017.04.015. [Epub ahead of print] PubMed PMID: 28527335.

18: Abid M, Shao Y, Liu S, Wang F, Gao J, Jiang D, Tian Z, Dai T. Pre-drought priming sustains grain development under post-anthesis drought stress by regulating the growth hormones in winter wheat (Triticum aestivum L.). Planta. 2017 May 19. doi: 10.1007/s00425-017-2698-4. [Epub ahead of print] PubMed PMID: 28526982.

19: Wang C, Zhang J, Schroeder JI. Two-electrode Voltage-clamp Recordings in Xenopus laevis Oocytes: Reconstitution of Abscisic Acid Activation of SLAC1 Anion Channel via PYL9 ABA Receptor. Bio Protoc. 2017 Jan 20;7(2). pii: 2114. doi: 10.21769/BioProtoc.2114. PubMed PMID: 28516122; PubMed Central PMCID: PMC5432015.

20: Huang Y, Tan H, Yu J, Chen Y, Guo Z, Wang G, Zhang Q, Chen J, Zhang L, Diao Y. Stable Internal Reference Genes for Normalizing Real-Time Quantitative PCR in Baphicacanthus cusia under Hormonal Stimuli and UV Irradiation, and in Different Plant Organs. Front Plant Sci. 2017 May 3;8:668. doi: 10.3389/fpls.2017.00668. eCollection 2017. PubMed PMID: 28515733; PubMed Central PMCID: PMC5413499.