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630748

Sigma-Aldrich

7,8-Dihydroxy-4-methylcoumarin

97%

Synonym(s):

4-Methyldaphnetin

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About This Item

Empirical Formula (Hill Notation):
C10H8O4
CAS Number:
Molecular Weight:
192.17
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

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assay

97%

form

solid

mp

242-246 °C (lit.)

functional group

ester

storage temp.

2-8°C

SMILES string

CC1=CC(=O)Oc2c(O)c(O)ccc12

InChI

1S/C10H8O4/c1-5-4-8(12)14-10-6(5)2-3-7(11)9(10)13/h2-4,11,13H,1H3

InChI key

NWQBYMPNIJXFNQ-UHFFFAOYSA-N

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1 of 4

This Item
640611802409H43601
assay

97%

assay

97%

assay

97%

assay

97%

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

mp

242-246 °C (lit.)

mp

240-244 °C (lit.)

mp

117.8 °C

mp

221-223 °C (lit.)

storage temp.

2-8°C

storage temp.

-

storage temp.

-

storage temp.

-

form

solid

form

solid

form

powder

form

-

functional group

ester

functional group

chloro, ester

functional group

-

functional group

-

Application

Can be used as a fluorescent sensor to monitor the consumption of a boronic acid in a Suzuki cross-coupling reaction. Fluorescence is easily detectable to the naked eye using a standard hand-held long-wave UV lamp (365 nm)[1].

pictograms

Health hazard

signalword

Danger

hcodes

Hazard Classifications

Eye Irrit. 2 - Resp. Sens. 1

Storage Class

11 - Combustible Solids

wgk_germany

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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