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74540

Sigma-Aldrich

Nordihydroguaiaretic acid

≥97.0% (HPLC)

Synonym(s):

1,4-Bis(3,4-dihydroxyphenyl)-2,3-dimethylbutane, 4,4′-(2,3-Dimethyltetramethylene)dipyrocatechol, Masoprocol, NDGA

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About This Item

Linear Formula:
[-CH(CH3)CH2C6H3-1,2-(OH)2]2
CAS Number:
Molecular Weight:
302.36
Beilstein:
2056826
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

≥97.0% (HPLC)

form

crystals

impurities

≤2% water

mp

184-186 °C (lit.)

SMILES string

CC(Cc1ccc(O)c(O)c1)C(C)Cc2ccc(O)c(O)c2

InChI

1S/C18H22O4/c1-11(7-13-3-5-15(19)17(21)9-13)12(2)8-14-4-6-16(20)18(22)10-14/h3-6,9-12,19-22H,7-8H2,1-2H3

InChI key

HCZKYJDFEPMADG-UHFFFAOYSA-N

Gene Information

mouse ... Alox12(11684)

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General description

Nordihydroguaiaretic acid (NDGA) is used as an antioxidant and potent scavenger of reactive oxygen species (ROS).

Application

Nordihydroguaiaretic acid can be used:
  • In the synthesis of nordihydroguaiaretic acid derivatives with potent HIV inhibition activity.
  • As a starting material in the synthesis of tetra-O-methylnordihydroguaiaretic acid.

Biochem/physiol Actions

Lipoxygenase inhibitor; polyphenol-bearing o-dihydroxy (catechol) structure.

Other Notes

Inhibitor of broad bean lipoxygenase

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Tetra-O-methylnordihydroguaiaretic acid inhibits melanoma in vivo
Lambert JD, et al.
Cancer Letters, 171(1), 47-56 (2001)
H.M. Al-Obaidy et al.
Journal of Food Science, 46, 597-597 (1981)
Nordihydroguaiaretic acid is a potent in vitro scavenger of peroxynitrite, singlet oxygen, hydroxyl radical, superoxide anion and hypochlorous acid and prevents in vivo ozone-induced tyrosine nitration in lungs.
Floriano-Sanchez E, et al.
Free Radical Research, 40(5), 523-533 (2006)
New nordihydroguaiaretic acid derivatives as anti-HIV agents.
Hwu JR, et al.
Bioorganic & Medicinal Chemistry Letters, 18(6), 1884-1888 (2008)
Ana I Rojo et al.
Free radical biology & medicine, 52(2), 473-487 (2011-12-07)
Defense against oxidative stress is executed by an antioxidant program that is tightly controlled by the transcription factor Nrf2. The stability of Nrf2 involves the interaction of two degradation domains, designated Neh2 and Neh6, with the E3 ubiquitin ligase adaptors

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