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Synthesis of 3-methyl-4-[(chromon-3-yl)methylene]-1-phenylpyrazolin-5-(4H)-ones catalysed by MCM-41-SO3H

Rajkumar V Hangarge 1
Rajkumar V Hangarge
, 
Shafi A Siddiqui 2
Shafi A Siddiqui
, 
Sudhir Shengule 2
Sudhir Shengule
, 
Murlidhar S Shingare 1
Murlidhar S Shingare
10.1070/MC2002v012n05ABEH001611
Published 2002-11-15
Communication , Volume 12, Issue 5, 209-210
7
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Hangarge R. V. et al. Synthesis of 3-methyl-4-[(chromon-3-yl)methylene]-1-phenylpyrazolin-5-(4H)-ones catalysed by MCM-41-SO3H // Mendeleev Communications. 2002. Vol. 12. No. 5. pp. 209-210.
GOST all authors (up to 50) Copy
Hangarge R. V., Siddiqui S. A., Shengule S., Shingare M. S. Synthesis of 3-methyl-4-[(chromon-3-yl)methylene]-1-phenylpyrazolin-5-(4H)-ones catalysed by MCM-41-SO3H // Mendeleev Communications. 2002. Vol. 12. No. 5. pp. 209-210.
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TY - JOUR
DO - 10.1070/MC2002v012n05ABEH001611
UR - https://mendcomm.colab.ws/publications/10.1070/MC2002v012n05ABEH001611
TI - Synthesis of 3-methyl-4-[(chromon-3-yl)methylene]-1-phenylpyrazolin-5-(4H)-ones catalysed by MCM-41-SO3H
T2 - Mendeleev Communications
AU - Hangarge, Rajkumar V
AU - Siddiqui, Shafi A
AU - Shengule, Sudhir
AU - Shingare, Murlidhar S
PY - 2002
DA - 2002/11/15
PB - Mendeleev Communications
SP - 209-210
IS - 5
VL - 12
ER -
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@article{2002_Hangarge,
author = {Rajkumar V Hangarge and Shafi A Siddiqui and Sudhir Shengule and Murlidhar S Shingare},
title = {Synthesis of 3-methyl-4-[(chromon-3-yl)methylene]-1-phenylpyrazolin-5-(4H)-ones catalysed by MCM-41-SO3H},
journal = {Mendeleev Communications},
year = {2002},
volume = {12},
publisher = {Mendeleev Communications},
month = {Nov},
url = {https://mendcomm.colab.ws/publications/10.1070/MC2002v012n05ABEH001611},
number = {5},
pages = {209--210},
doi = {10.1070/MC2002v012n05ABEH001611}
}
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Hangarge, Rajkumar V., et al. “Synthesis of 3-methyl-4-[(chromon-3-yl)methylene]-1-phenylpyrazolin-5-(4H)-ones catalysed by MCM-41-SO3H.” Mendeleev Communications, vol. 12, no. 5, Nov. 2002, pp. 209-210. https://mendcomm.colab.ws/publications/10.1070/MC2002v012n05ABEH001611.

Abstract

The condensation of 4-oxo-4H-1-benzopyran-3-carbaldehydes with 3-methyl-1-phenylpyrazolin-5-(4H)-ones in dioxane to afford 3-methyl-4-[(chromon-3-yl)methylene]-1-phenylpyrazolin-5-(4H)-ones was performed using MCM-41-SO3H as a catalyst.

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