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Sigma-Aldrich

3-Cyano-7-hydroxy-4-methylcoumarin

97%

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About This Item

Empirical Formula (Hill Notation):
C11H7NO3
CAS Number:
Molecular Weight:
201.18
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

97%

mp

300-304 °C (lit.)

SMILES string

CC1=C(C#N)C(=O)Oc2cc(O)ccc12

InChI

1S/C11H7NO3/c1-6-8-3-2-7(13)4-10(8)15-11(14)9(6)5-12/h2-4,13H,1H3

InChI key

GLGBPOSQDAZSIZ-UHFFFAOYSA-N

General description

3-Cyano-7-hydroxy-4-methylcoumarin has been isolated from Curcuma longa isopropanol extract.

Application

3-Cyano-7-hydroxy-4-methylcoumarin (CHMC) may be used as reagent for the stereo-specific preparation of RP- and SP-O-alkyl methylphosphonyl-CHMC esters.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Classifications

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

Target Organs

Respiratory system

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’.

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