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Merck

438618

Sigma-Aldrich

3-氰基-4-甲基香豆素

97%

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About This Item

经验公式(希尔记法):
C11H7NO2
CAS号:
分子量:
185.18
MDL號碼:
分類程式碼代碼:
12352100
PubChem物質ID:
NACRES:
NA.22

化驗

97%

mp

192-195 °C (dec.) (lit.)

官能基

ester
nitrile

SMILES 字串

CC1=C(C#N)C(=O)Oc2ccccc12

InChI

1S/C11H7NO2/c1-7-8-4-2-3-5-10(8)14-11(13)9(7)6-12/h2-5H,1H3

InChI 密鑰

FFBLBFMTKGSSPY-UHFFFAOYSA-N

一般說明

3-Cyano-4-methylcoumarin is a 3-substituted 4-methylcoumarin derivative. Its structural properties, vibrational frequencies and electronic spectra has been studied by density functional theory (DFT).[1] It has been reported to be formed during the Knoevenagel condensation of o-hydroxyacetophenone with ethyl cyanoacetate catalyzed by calcined Mg-Al hydrotalcite.[2] Synthesis of 3-cyano-4-methylcoumarin, via condensation of o-hydroxyacetophenone with ethyl cyanoacetate in the presence of sodium ethylate, has been reported.[3]

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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The Synthesis of Some 3-Substituted-4-methylcoumarins1.
Schroeder CH and Link KP.
Journal of the American Chemical Society, 75(8), 1886-1888 (1953)
One-pot synthesis of coumarins. Catalysis by the solid base, calcined Mg-Al hydrotalcite.
Ramani A, et al.
Green Chemistry, 1(3), 163-165 (1999)
N Udaya Sri et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 97, 728-736 (2012-08-16)
The vibrational and electronic spectra of 3-cyano-4-methylcoumarin (3C4MC) are reported and discussed. In this work the structural properties, vibrational frequencies and electronic spectra of 3C4MC have been investigated extensively using density functional theory (DFT) employing B3LYP exchange correlation with the

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