Merck
CN
All Photos(1)

UC283

Sigma-Aldrich

7-Hydroxycoumarin sulfate potassium salt

≥95% (HPLC)

Sign Into View Organizational & Contract Pricing

Select a Size

Change View
Synonym(s):
2-Oxo-2H-1-benzopyran-7-yl-sulfate potassium salt, 7-Sulfooxy-2-oxo-2H-1-benzopyran potassium salt
Empirical Formula (Hill Notation):
C9H5KO6S
Molecular Weight:
280.30
MDL number:
PubChem Substance ID:
NACRES:
NA.77

Quality Level

Assay

≥95% (HPLC)

form

solid

color

white to off-white

mp

204-205 °C

solubility

H2O: soluble
methanol: soluble

storage temp.

−70°C

SMILES string

[K+].[O-]S(=O)(=O)Oc1ccc2C=CC(=O)Oc2c1

InChI

1S/C9H6O6S.K/c10-9-4-2-6-1-3-7(5-8(6)14-9)15-16(11,12)13;/h1-5H,(H,11,12,13);/q;+1/p-1

InChI key

SVUZPRLQAASRKC-UHFFFAOYSA-M

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
UC211UC448UC263
7-Hydroxywarfarin

Sigma-Aldrich

UC211

7-Hydroxywarfarin

form

solid

form

solid

form

solid

form

solid

color

white to off-white

color

white

color

white to off-white

color

white to faint yellow

solubility

H2O: soluble, methanol: soluble

solubility

DMSO: soluble

solubility

H2O: soluble

solubility

-

storage temp.

−70°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

mp

204-205 °C

mp

220 °C

mp

163 °C

mp

≥285 °C

Application

The product can be used for the assay of coumarin metabolites.
Coumarin phase II metabolite.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Preparation Note

7-Hydroxycoumarin sulfate potassium salt is soluble in water and methanol.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service