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Merck
CN

PHL82880

Nordihydroguaiaretic acid

phyproof® Reference Substance

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
NACRES:
NA.24
UNSPSC Code:
41116107
Beilstein/REAXYS Number:
2056826
MDL number:
MFCD00002206

Key Documents

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Product Name

Nordihydroguaiaretic acid, phyproof® Reference Substance

SMILES string

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

InChI key

HCZKYJDFEPMADG-UHFFFAOYSA-N

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

grade

primary reference standard

product line

phyproof® Reference Substance

assay

≥98.0% (HPLC)

manufacturer/tradename

PhytoLab

mp

184-186 °C (lit.)

application(s)

food and beverages

format

neat

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Related Categories

Biochem/physiol Actions

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

General description

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG

Legal Information

phyproof is a registered trademark of PhytoLab GmbH & Co. KG

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
191004
100530090

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