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Safety Information

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:
500-38-9
Molecular Weight:
302.36
Beilstein:
2056826
EC Number:
207-903-0
MDL number:
MFCD00002206
UNSPSC Code:
12352100
PubChem Substance ID:
57652455
NACRES:
NA.22

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
GHS07

Signal Word

Warning

Hazard Statements

H302,H315,H319,H335

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

74540-25G:
74540-VAR:
74540-BULK:
74540-5G:
74540-1G:

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Certificates of Analysis (COA)

Lot/Batch Number
BCCG9593
BCCF3221
BCCD6910
BCCC1498
BCBX4406

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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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