别名137215-27-1 | 7-Mercapto-4-methyl-2H-chromen-2-one | 7-Mercapto-4-methylcoumarin | 4-methyl-7-sulfanylchromen-2-one | 4-methyl-7-thiocoumarin | 2H-1-Benzopyran-2-one, 7-mercapto-4-methyl- | 4-methyl-7-sulfanyl-chromen-2-one | 4-methyl-7-sulfanyl-2H-chromen-2-one | 7-...
4-Methyl-7-sulfanyl-2H-chromen-2-one 7-mercapto-4-methyl-2H-chromen-2-one 7-mercapto-4-methyl-2H-1-benzopyran-2-one 4-methyl-7-mercapto-2H-chromen-2-one 4-Methyl-7-thioumbelliferone 7-mercapto-4-methylumbelliferone 7-mercapto-4-methylcoumarin 7-mercapto-4-methyl-coumarin 推荐...
Treatment of 3-(2-bromoacetyl)coumarins with ammonium dithiocarbamate provides 3-2-mercapto-4-thiazolyl)-2H-1-benzopyran-2-one (11) but not 4-hydroxy-4-(3-coumaririnyl) thiazolidine-2-thione (I). II undergoes smooth condensation with alkyl, aralkyl, phenacyl and acid halides to give ...
In the present study, a wide variety of 3-{[(1, 3-benzoxazol-2-yl) sulfanyl] (phenyl) methyl}-4?hydroxy-2H-1-benzopyran-2-one derivatives were synthesized through one-pot three-component reaction using 4?hydroxy coumarin, 2-mercapto benz... MD Naik,YD Bodke - 《Chemical Data Collection...
7. A compound according to claim 6 wherein Het is tetrahydrofuranyl optionally substituted with C1-4 alkyl; 1,3-dioxolanyl optionally substituted with C1-4 alkyl; 3,4-dihydro-1(2H)-benzopyranyl; pyrrolidinyl; piperidinyl; pyridinyl optionally substituted with cyano; pyrazinyl optionally substituted...
ChemInform Abstract: Synthesis of 3‐(1‐Aryl‐2‐mercaptoimidazolyl)‐2H‐1‐benzopyran‐2‐one Derivatives.doi:10.1002/chin.200223150benzopyran derivativesV. Ravi KumarDep. Chem., Reg. Eng. Coll., Warangal 506 004, IndiaV. Rajeswar Rao...
benzopyran derivativesChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a "Full Text" option. The original article is ...
ChemInform Abstract: Synthesis of 3-(1-Aryl-2-mercaptoimidazolyl)-2H-1-benzopyran-2-one Derivatives.doi:10.1002/chin.200223150benzopyranderivativesChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ...
Cyclo-condensation of compounds 4a-k with 2-mercapto- acetic acid in N,N-dimethylformamide in the presence of anhydrous ZnCl2 affords N-(2-aryl-4-oxothiazolidin-3-yl)-2-(4-(2-aryl-4-oxothiazolidin-3-ylcarbamoyl)-methyl)-2- oxo-2H-chromen-7-yloxy)-acetamides 5a-k. Structure ...