𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Synthesis and reactions of some N-acylated and N-sulfonylated N,N'-dialkylureas

✍ Scribed by Richter, R.; Tucker, B.; Ulrich, H.


Book ID
126092650
Publisher
American Chemical Society
Year
1978
Tongue
English
Weight
666 KB
Volume
43
Category
Article
ISSN
0022-3263

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Chemoselective O-methylation of N-acylat
✍ Mireille Attolini; Thierry Boxus; StΓ©phane Biltresse; Jacqueline Marchand-Brynae πŸ“‚ Article πŸ“… 2002 πŸ› Elsevier Science 🌐 French βš– 50 KB

Methyl ethers (6a and 6b) of N-trifluoroacetyl-and N-(m-trifluoromethyl) phenylsulfonyl-6-nitro-tyrosine t-butyl ester were readily prepared by modified Mitsunobu reaction (DPPE, DIAD, MeOH). Williamson (MeI, K 2 CO 3 or Li 2 CO 3 or NaOH under phase transfer) and classical Mitsunobu conditions (PPh