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ChemInform Abstract: Retro-Ene Reaction. Part 2. Reaction of 4,5-Dichloro-1- hydroxymethylpyridazin-6-one with Alkyl Halides and Carboxylic Acid Chlorides.

✍ Scribed by S.-K. KIM; S.-D. CHO; D.-H. KWEON; S.-G. LEE; J.-W. CHUNG; S. C. SHIN; Y.-J. YOON

Book ID
112038005
Publisher
John Wiley and Sons
Year
2010
Weight
31 KB
Volume
27
Category
Article
ISSN
0931-7597

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Retro-ene reactions IV. Alkylation of 4,
Retro-ene reactions IV. Alkylation of 4,5-dichloro-1-hydroxy-methylpyridazin-6-one with α,ω-dibromoalkanes or 4,5-dichloro-1 -(ω-bromoalkyl)pyridazin-6-ones
✍ Sung-Kyu Kim; Su-Dong Cho; Yong-Jin Yoon 📂 Article 📅 1997 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 189 KB

## Abstract Alkylation of 4,5‐dichloro‐1‐hydroxymethylpyridazin‐6‐one (1) with α,ω‐dibromoalkanes 2 or ω‐bromo‐alkylpyridazin‐6‐ones 3 __via__ a fragmentation of the retro‐ene type under the two restricted conditions was investigated.

ChemInform Abstract: Synthesis and Excha
ChemInform Abstract: Synthesis and Exchange Reactions of 5-Alkyl-2-oxo-6-thioxo-1,2,3,6-Tetrahydropyrimidine-4-carboxylic Acids.
✍ C. A. BATTY; M. K. MANTHEY; J. KIRK; M. MANTHEY; R. I. CHRISTOPHERSON; T. HAMBLE 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 35 KB 👁 2 views

Synthesis and Exchange Reactions of 5-Alkyl-2-oxo-6-thioxo-1,2,3,6-Tetrahydropyrimidine-4-carboxylic Acids. -The title compounds are prepared as potential dihydroorotase inhibitors. H/D-exchange studies establish a high tendency towards epimerization at C-5. No epimerization is observed under physi