✦ LIBER ✦

An efficient synthesis of 4,6-dihydrospiro[azepino[4,3,2-cd]indole-3,3′-indoline]-2′,5(1H)-diones via multi-component reaction

✍ Scribed by Zou, Bin; Chen, Chun; Leong, Seh Yong; Ding, Mei; Smith, Paul W.

Book ID: 121481376
Publisher: Elsevier Science
Year: 2014
Tongue: French
Weight: 827 KB
Volume: 70
Category: Article
ISSN: 0040-4020
DOI: 10.1016/j.tet.2013.12.010

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Synthesis of pyrrolo[3′,4′:2,3]azepino[4

Synthesis of pyrrolo[3′,4′:2,3]azepino[4,5,6-cd]indole-8,10-diones

✍ Siavosh Mahboobi; Stella Eluwa; Markus Koller; Alfred Popp; Dieter Schollmeyer 📂 Article 📅 2000 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 679 KB

## Abstract 3‐Amino‐4‐(3‐indolyl)pyrrolin‐2,5‐diones are condensed with various aldehydes and ketones to the cor responding imines. Under Pictet‐Spengler conditions, the latter do not cyclize to pyrrolo‐β‐carbolines, but readily yield pyrrolo[3′,4′:2,3]azepino[4,5,6‐__cd__]indole‐8,10‐diones.

ChemInform Abstract: Synthesis of Pyrrol

ChemInform Abstract: Synthesis of Pyrrolo[3′,4′:2,3]azepino[4,5,6-cd]indole-8,10-diones.

✍ Siavosh Mahboobi; Stella Eluwa; Markus Koller; Alfred Popp 📂 Article 📅 2001 🏛 John Wiley and Sons ⚖ 36 KB 👁 1 views

Synthesis of novel 1,3-oxazino[6,5-b]ind

Synthesis of novel 1,3-oxazino[6,5-b]indole-2,4-(3H,9H)-dione and 2H-1,3,5-oxadiazino[3,2-a]indole-2,4-(3H)-dione from oxindoles

✍ Randall J. Gallaschun; Rodney C. Schnur 📂 Article 📅 1992 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 394 KB

Efficient Synthesis of (3E)-3-[Amino(ary

Efficient Synthesis of (3E)-3-[Amino(aryl)methylidene]chromane-2,4-diones (=(3E)-3-[Amino(aryl)methylene]-2H-1-benzopyran-2,4(3H)-diones) via a Three-Component Reaction

✍ Elmira Ghabraie; Morteza Bararjanian; Saeed Balalaie; Frank Rominger; Hamid Reza 📂 Article 📅 2011 🏛 John Wiley and Sons 🌐 German ⚖ 292 KB 👁 1 views

## Abstract The __Michael__‐type addition of a 4‐hydroxycoumarin (=4‐hydroxy‐2__H__‐1‐benzopyran‐2‐one) **1** to a __β__‐nitrostyrene (=(2‐nitroethenyl)benzene) **2** in the presence of AcONH~4~ leads to substituted (3__E__)‐3‐[amino(aryl)methylidene]chroman‐2,4‐diones (=(3__E__)‐3‐[amino(aryl)meth

Three-component condensation of 5-aminop

Three-component condensation of 5-aminopyrazole derivatives with isatins and Meldrum’s acid. Synthesis of 1,7-dihydrospiro[pyrazolo[3,4-b]-pyridine-4,3′-indole]-2′,6(1′H,5H)-diones

✍ B. V. Lichitsky; A. N. Komogortsev; A. A. Dudinov; M. M. Krayushkin 📂 Article 📅 2009 🏛 Springer 🌐 English ⚖ 221 KB

ChemInform Abstract: Efficient Synthesis

ChemInform Abstract: Efficient Synthesis of (3E)-3-[Amino(aryl)methylidene]chromane-2,4-diones (= (3E)-3[Amino(aryl)methylene]-2H-1-benzopyran-2,4(3H)-diones) via a Three-Component Reaction.

✍ Elmira Ghabraie; Morteza Bararjanian; Saeed Balalaie; Frank Rominger; Hamid Reza 📂 Article 📅 2011 🏛 John Wiley and Sons ⚖ 25 KB

## Abstract Michael‐type addition of hydroxycoumarins (I) towards β‐nitrostyrenes (II) in the presence of ammonium acetate provides access to title amino(aryl)methylenechromanediones (III) in high yields.