𝔖 Bobbio Scriptorium
✦   LIBER   ✦

A new preparation of substituted 4H-1-benzothiopyran-4-ones from c(α)N-benzoylhydrazones or c(α)N-carboalkoxyhydrazones and methyl thiosalicylate

✍ Scribed by Kristen L. French; April J. Angel; Angela R. Williams; Douglas R. Hurst; Charles F. Beam


Publisher
Journal of Heterocyclic Chemistry
Year
1998
Tongue
English
Weight
311 KB
Volume
35
Category
Article
ISSN
0022-152X

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Preparation of 4-hydroxy-3-substituted,
✍ Sharon E. Davis; A. Cameron Church; Rebecca C. Tummons; Charles F. Beam 📂 Article 📅 1997 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 305 KB

## Abstract C(α)‐Carboxylic acid esters were treated with excess lithium diisopropylamide, condensed with methyl salicylates or methyl thiosalicylate, followed by acid cyclization to either 4‐hydroxy‐3‐substituted, 2__H__‐1‐benzopyran‐2‐ones (coumarins), or 2__H__‐1‐benzothiopyran‐2‐ones (thiocouma

Preparation of 2H-spiro[benzo[d]isothiaz
✍ Anna C. Dawsey; Chandra Potter; John D. Knight; Zachary C. Kennedy; Ellyn A. Smi 📂 Article 📅 2009 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 153 KB

## Abstract magnified image A variety of substituted spiro(benzoisothiazole‐pyrazoles) have been prepared by the condensation of dilithiated __C__(α),__N__‐carboalkoxyhydrazones with lithiated methyl 2‐(aminosulfonyl)benzoate followed by the cyclization of intermediates with acetic anhydride, whic

ChemInform Abstract: Preparation of 2H-s
✍ Charles F. Beam; et al. et al. 📂 Article 📅 2009 🏛 John Wiley and Sons ⚖ 30 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v