“?SYNTHESIS AND REACTIONS OF L-ASCORBIC ACID ANALOG 4’ (4-ETHOX y- CARBONYL-S-METHYLFURAN-2-YL) -2,3-DIOXOBUTYRO-i, .:I-LACTONE ”, Pakistan Journal of Scientific & Industrial Research, vol. 37, no. 6-7, pp. 221–226, Jun. 2022, Accessed: Mar. 10, 2026. [Online]. Available: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/2670