550337
4-氯-3-甲酰基香豆素
97%
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关于此项目
经验公式（希尔记法）:
C10H5ClO3
化学文摘社编号:
分子量:
208.60
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
MDL number:
Assay:
97%
Quality Segment
assay
97%
mp
126-130 °C (lit.)
functional group
aldehyde, chloro, ester
SMILES string
[H]C(=O)C1=C(Cl)c2ccccc2OC1=O
InChI
1S/C10H5ClO3/c11-9-6-3-1-2-4-8(6)14-10(13)7(9)5-12/h1-5H
InChI key
CLLLQUGVEQADNN-UHFFFAOYSA-N
General description
4-Chloro-3-formylcoumarin, also known as 4-chloro-2-oxo-2H-chromene-3-carbaldehyde, is a coumarin derivative.
Application
4-Chloro-3-formylcoumarin may be used as a reactant in the preparation of:
- 2-aryl[1]benzopyrano[4,3-c]pyrazol-4(2H)-ones
- biaryl lactones (benzo[c]chromen-6-ones)
- N-monosubstituted 4-amino-3-formylcoumarins
- chromeno[4,3-b]quinolin-6-one
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves