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Key Documents

D7299

Sigma-Aldrich

2,4-Dichlorophenoxyacetic acid

≥95%, crystalline

Synonym(s):

2,4-D

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About This Item

Linear Formula:
Cl2C6H3OCH2CO2H
CAS Number:
Molecular Weight:
221.04
Beilstein:
1214242
EC Number:
MDL number:
UNSPSC Code:
12352207
PubChem Substance ID:
NACRES:
NA.71

vapor pressure

0.4 mmHg ( 160 °C)

Quality Level

Assay

≥95%

form

crystalline

mp

136-140 °C (lit.)

application(s)

agriculture

SMILES string

OC(=O)COc1ccc(Cl)cc1Cl

InChI

1S/C8H6Cl2O3/c9-5-1-2-7(6(10)3-5)13-4-8(11)12/h1-3H,4H2,(H,11,12)

InChI key

OVSKIKFHRZPJSS-UHFFFAOYSA-N

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General description

2,4-Dichlorophenoxyacetic acid is a synthetic auxin and an analogue of indole-3-acetic acid.

Application

2,4-Dichlorophenoxyacetic acid has been used as a supplement in:
  • Murashige and Tucker medium for thin cell layer explant culture
  • Murashige and Skoog medium media to initiate callus
  • N6-basal medium for immature zygotic embryo culture

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 3 - Eye Dam. 1 - Skin Sens. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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A small acidic protein 1 (SMAP1) mediates responses of the Arabidopsis root to the synthetic auxin 2, 4-dichlorophenoxyacetic acid
Rahman A, et al.
The Plant Journal, 47(5), 788-801 (2006)
Callus induction and organogenesis in soybean [Glycine max (L.) Merr.] cv. Pyramid from mature cotyledons and embryos
Joyner EY, et al.
The Open Plant Science Journal, 4(1), 57-63 (2010)
Effect of 2, 4-D and 4-CPPU on somatic embryogenesis from stigma and style transverse thin cell layers of Citrus
Fiore S, et al.
Plant Cell, Tissue and Organ Culture, 68(1), 57-63 (2002)
Michal Lieberman-Lazarovich et al.
The Plant cell, 31(11), 2559-2572 (2019-08-31)
Phytohormones regulate many aspects of plant life by activating transcription factors (TFs) that bind sequence-specific response elements (REs) in regulatory regions of target genes. Despite their short length, REs are degenerate, with a core of just 3 to 4 bp.
Effect of promoter driving selectable marker on corn transformation
Prakash NS
Transgenic research, 17(4), 695-695 (2008)

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