Skip to Content
Merck
CN

Key Documents

View All Documentation

PHL82674

4′,5,7-Trihydroxy-3,3′,6,8-tetramethoxyflavone

phyproof® Reference Substance

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C19H18O9
CAS Number:
58130-91-9
Molecular Weight:
390.34
UNSPSC Code:
41116107
NACRES:
NA.24
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

grade

primary reference standard

product line

phyproof® Reference Substance

assay

≥90.0% (HPLC)

manufacturer/tradename

PhytoLab

format

neat

SMILES string

O1c2c(c(c(c(c2OC)O)OC)O)C(=O)C(=C1c3cc(c(cc3)O)OC)OC

InChI

1S/C19H18O9/c1-24-10-7-8(5-6-9(10)20)15-18(26-3)13(22)11-12(21)17(25-2)14(23)19(27-4)16(11)28-15/h5-7,20-21,23H,1-4H3

InChI key

DEQJJTUOVGHXHW-UHFFFAOYSA-N

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

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
70191
68199
119123968

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Global Trade Item Number

SKUGTIN
PHL82674-10MG04054839922886