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Coumestrol dimethyl ether

Name: Coumestrol dimethyl ether
Brand: SIGMA

BioReagent, suitable for fluorescence, ≥95% (HPLC)

Synonym(s):

7,12-Dimethoxy-coumestan

About This Item

Empirical Formula (Hill Notation):

C₁₇H₁₂O₅

CAS Number:

3172-99-4

Molecular Weight:

296.27

UNSPSC Code:

12352108

NACRES:

NA.32

PubChem Substance ID:

57653732

MDL number:

MFCD00189420

Beilstein/REAXYS Number:

286103

This product is discontinued. Contact Technical Servicefor assistance.

product line

BioReagent

Quality Level

100

assay

≥95% (HPLC)

form

powder

solubility

DMSO: soluble

fluorescence

λ_ex 325 nm; λ_em 421 nm in 0.1 M Tris pH 8.0, λ_ex 377 nm; λ_em 437 nm in 0.1 M Tris pH 8.0 (reaction product, free coumetrol)

suitability

suitable for fluorescence

SMILES string

COc1ccc-2c(OC(=O)c3c-2oc4cc(OC)ccc34)c1

InChI

1S/C17H12O5/c1-19-9-3-5-11-13(7-9)21-16-12-6-4-10(20-2)8-14(12)22-17(18)15(11)16/h3-8H,1-2H3

InChI key

PXHLPCBBXPHBHP-UHFFFAOYSA-N

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This Item	27883	27885	PHL82308
Sigma-Aldrich 96063 Coumestrol dimethyl ether	Sigma-Aldrich 27883 Coumestrol	Sigma-Aldrich 27885 Coumestrol	PHL82308 Coumestrol
suitability suitable for fluorescence	suitability suitable for fluorescence	suitability -	suitability -
fluorescence λ_ex 325 nm; λ_em 421 nm in 0.1 M Tris pH 8.0, λ_ex 377 nm; λ_em 437 nm in 0.1 M Tris pH 8.0 (reaction product, free coumetrol)	fluorescence λ_ex 377 nm; λ_em 437 nm in 0.1 M Tris pH 8.0	fluorescence -	fluorescence -
form powder	form powder	form powder	form powder
solubility DMSO: soluble	solubility DMSO: soluble	solubility -	solubility -
assay ≥95% (HPLC)	assay ≥97.5% (HPLC)	assay ≥95.0% (HPLC)	assay ≥90.0% (HPLC)
Quality Level 100	Quality Level 100	Quality Level 100	Quality Level -

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

pictograms

GHS07

signalword

Warning

hcodes

H302

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number

405731/1

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Global Trade Item Number

SKU	GTIN
96063-10MG	04061832534091

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