| 481 | ||
| 482 | study of coumarins oxygenated in pyrone ring and synthesis of some naturally occurring coumarins | |
| Language: | English | |
| 483 | ||
| 484 | ||
| Language: | English | |
| 485 | Synthesis, pesticidal and chromatograph studies on new oxazole derivatives | |
| 486 | ||
| Language: | English | |
| 487 | Synthesis studies in oxygen containing heterocycles (1-H-2-benzopyran - 1 - ones) | |
| 488 | ||
| Language: | English | |
| Shodhganga | ||
| 489 | ||
| 490 | Syntheses of physiologically active compounds involving 3-and 4-hydroxycoumarins | |
| Language: | English | |
| 491 | Photooxygenations of some nitrogen heterocycles and related substrates | |
| 492 | ||
| Language: | English | |
| Shodhganga | ||
| 493 | ||
| 494 | Thermal and photochemical transformation of a few azoheterotrienes and related studies | |
| Language: | English | |
| 495 | ||
| 496 | ||
| Language: | English | |
| 497 | Heterocyclic compounds: Synthetic studies on condensed thiazoles and conndensed thiazolidinones | |
| 498 | Heterocyclic compounds: Studies on benzo-2, 1, 3-thiadiazoles, thienoquinolines and thienoindoles | |
| Language: | English | |
| 499 | ||
| Shodhganga | ||
| 500 | ||
| Language: | English | |