Nordihydroguaiaretic Acid (NDGA)

CAS Number: 500-38-9   |   Synonyms: Diasteromeric mixture of (R*,S*)-, (S*,R*)-4,4'- (2,3-Dimethyl-1,4-butanediyl)bis[1,2-benzene-diol] and meso-4,4'-(2,3-Dimethyltetrameth-ylene)dipyrocatechol; D,L-4,4'-(2,3-Dimethyl-1,4-butanediyl)bis[1,2-benzenediol] and meso-4,4'-(2,3-Dimethyltetramethyl-ene)dipyrocatechol; 2,3-Bis(3,4-dihydroxybenzyl)butane

Product InfoStructurePhysical PropertiesProduct DataTransportation DataSpecification Sheet

PRODUCT INFORMATION
Product Name:
Nordihydroguaiaretic Acid (NDGA)
Product Description:
-
Quality Grade:
non-GMP
Usage Unit:
KG
Source:
Synthetic
Synonyms:
Diasteromeric mixture of (R*,S*)-, (S*,R*)-4,4'- (2,3-Dimethyl-1,4-butanediyl)bis[1,2-benzene-diol] and meso-4,4'-(2,3-Dimethyltetrameth-ylene)dipyrocatechol; D,L-4,4'-(2,3-Dimethyl-1,4-butanediyl)bis[1,2-benzenediol] and meso-4,4'-(2,3-Dimethyltetramethyl-ene)dipyrocatechol; 2,3-Bis(3,4-dihydroxybenzyl)butane
STRUCTURE
Awaiting product image

SKU: 500389 Category:
PHYSICAL PROPERTIES
S.NOPropertyValueReference
1Mp> 150 °C (mixture of diastereomers)-
REFERENCES
S.NOTitleSourceNotesAuthor(s)DOI
PRODUCT DATA
Molecular Formula:
C18H22O4
Molecular Weight:
302.37
EC Number:
207-903-0
Category:
Antioxidants
Functional Categories:
-
Purity Value:
-
Storage Temperature:
Ambient
INCI Name:
NORDIHYDROGUAIARETIC ACID
TRANSPORTATION DATA
UN Class:
-
UN Packing Group:
-
Harmonized Tariff Number:
2907.29.9000
UN Number:
-
Use Level:
-
China Registered:
No
SPECIFICATION SHEET
Rev No:
1

SPECIFICATION DATA

S.NOGroupingAnalytical TestSpecification
1-IdentityIR, H-NMR
2-AppearanceWhite microcryst. solid
3-UV< 1 at 320-350 nm (1% Butanol)
4-Mp> 150 °C (mixture of diastereomers)
5-Purity (HPLC)> 99 %
6-Sp. Rot.0.0 ± 1° (c=1, Butanol)
7-LOD< 0.5 %
8-Ash (residue on ignition)< 0.1%
9-Heavy metals< 10 ppm
10-Residual Solvents (GC)Hexane (< 100 ppm)
11--Ethyl Acetate (< 100 ppm)
12--THF (ND)
13Microbiological Specifications--
14-Total Aerobic (CFU/g)< 100 cfu/g
15-Mold and Yeast (CFU/g)< 10 cfu/g
16Manufacturing and Regulatory Data--
17-Date of Manufacture-
18-Retest Date2 years

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