## Abstract An 88.6% yield of 2,3,5,6‐tetrachloropyridine‐2,6‐^14^C (8.99 mCi, 14.5 mCi/mmole) was obtained __via__ chlorination of 2,6‐dichloropyridine‐2,6‐^14^C.
Preparation of 2-chloro-6-(2-furanylmethoxy)-4-trichloromethylpyridine-2,6-14C
✍ Scribed by L. H. McKendry
- Publisher
- John Wiley and Sons
- Year
- 1985
- Tongue
- French
- Weight
- 264 KB
- Volume
- 22
- Category
- Article
- ISSN
- 0022-2135
No coin nor oath required. For personal study only.
✦ Synopsis
A 1 6 . 7 m C i sample of 99+% r a d i o c h e m i c a l l y p u r e 2-chloro-6-(2-f uranylmethoxy ) -4 -t r i c h l o r o m e t h y l p y r idine-2 , 6 -1 4 C w i t h a s p e c i f i c a c t i v i t y of 13.
📜 SIMILAR VOLUMES
2, 6-Dichloropyridine-2, 6-14C with a specific activity of 18.79 mCi/mmole was prepared in a 78% yield the reaction of glutarimide-2,6-14C and PC1 . presents a marked improvement over prevjously reported yields y & this process.
## Abstract 2,4‐Diamino‐6‐(diallylamino)‐__s__‐triazine‐2,4‐^14^C was prepared from K^14^CN in a four step sequence of reactions. The product was obtained in 26% yield at a specific activity of 1.01 mCi per mM. This product was converted to the hypotensive agent, 2,4‐diamino‐6‐(diallylamino)‐__s__‐
l-(2,6-Difluorobenzoyl)-3-(2-fluoro-4-(2-chloro-4trifluoromethylphenoxy) [ ring-U-14C]phenyl)urea, a potent new acylurea insecticide and acaricide known as flufenoxuron, was labelled with carbon-14 starting from o-dinitro[ring-U-14C]benzene 1. 2-Fl~oronitro[ring-U-~~C]benzene, 2 obtained by fluorina
## Abstract L'hexaméthylmélamine (noyau) ^14^C‐2‐4‐6 (HMM ^14^C), un nouvel agent antitumoral, a été synthétisée à partir de l'urée ^14^C en 2 stades. L'urée ^14^C est cyclisée dans l'o‐dichlorobenzène en acide cyanurique ^14^C‐2‐4‐6, purifié par chromatographie sur colonne d'échangeur d'ions Sépha
## Abstract Modification of the traditional. Gomberg reaction conditions provides a simple, economical. route to 2‐chlorobiphenyl‐1′,2′,3′,4′,5′,6′‐^14^__C__~6~ __(I). The reaction of benzene‐U‐__^14^__C__~6~ __with an excess of the diasonium salt from__ 2__‐chloroaniline produces__ ^14^__C‐labelle