A simple preparation of half N-acetylated chitosan highly soluble in water and aqueous organic solvents

Determination of degree of deacetylation of chitosan by 1H NMR spectroscopy

Asako Hirai, Hisashi Odani, Akio Nakajima · Polymer Bulletin · 1991 · 747 citations

Natural Sciences, Biochemistry, Chemistry +4

Determination of the degree of N-acetylation and the distribution of N-acetyl groups in partially N-deacetylated chitins (chitosans) by high-field n.m.r. spectroscopy

Kjell M. Vårum, Marit W. Antohonsen, Hans Grasdalen et al. · Carbohydrate Research · 1991 · 454 citations

Natural Sciences, Biochemistry, Chemistry +5

Studies on chitin, 2. Effect of deacetylation on solubility

Takanori Sannan, Keisuke Kurita, Yoshio Iwakura · Die Makromolekulare Chemie · 1976 · 396 citations

Pharmacy, Biochemistry, Biomaterials +10

Water-solubility of partially N-acetylated chitosans as a function of pH: effect of chemical composition and depolymerisation

Kjell M. Vårum, Mette H. Ottøy, Olav Smidsrød · Carbohydrate Polymers · 1994 · 269 citations

Natural Sciences, Chemistry, Biomaterials +7

Studies on chitin, 4. Evidence for formation of block and random copolymers of <i>N</i>‐acetyl‐<scp>D</scp>‐glucosamine and <scp>D</scp>‐glucosamine by hetero‐ and homogeneous hydrolyses

Keisuke Kurita, Takanori Sannan, Yoshio Iwakura · Die Makromolekulare Chemie · 1977 · 239 citations

Life Sciences, Biochemistry, Chemistry +12