Items where Author is "Ayyangar, N. R."

Ayyangar, N. R. ; Joshi, S. V. ; Srinivasan, K. V. ; Puranik, V. G. ; Tavale, S. S. ; Guru Row, T. N. (1986) Polycyclic compounds: part III-colour and chemical constitution of 2-aryl phenalen-1-one derivatives Dyes and Pigments, 7 (2). pp. 81-92. ISSN 0143-7208

Ayyangar, N. R. ; Phatak, M. V. ; Tilak, B. D. (1979) Azides Part II - Mechanism of fixation of sulphonazido dyes on polyester fibre Journal of the Society of Dyers and Colourists, 95 (2). pp. 55-57. ISSN 0037-9859

Ayyangar, N. R. ; Badami, N. V. ; Tilak, B. D. (1979) Azides Part I - Reactive dyes containing the azido group for synthetic-polymer fibres Journal of the Society of Dyers and Colourists, 95 (1). pp. 13-19. ISSN 0037-9859

Ayyangar, N. R. ; Bapat, D. S. ; Joshi, B. S. (1961) Anthraquinone & Anthrone Series: Part XXVI. A new synthesis of chrysophanol, rhein, islandicin, emodin & physcion Journal of Scientific & Industrial Research, 20B (10). pp. 493-497. ISSN 0022-4456

Ayyangar, N. R. ; Joshi, B. S. ; Venkataraman, K. (1959) Anthraquinone and anthrone series-XXIII : the non-identity of 1:3:8-trihydroxy-2-hydroxymethyl-anthraquinone with versicolorin and a synthesis of damnacanthol and damnacanthal Tetrahedron, 6 (4). pp. 331-337. ISSN 0040-4020