An Efficient and Mild Method for the Synthesis and Hydrazinolysis of N-Glyoxylamino Acid Esters

Table 1

Yield %, Mp (°C) and Elemental Analysis of 10a–d and 11a–d.

Cpd no.	Yield (%)	Mp (°C)	Elemental analysis calcd (found)
			C	H	N
10a	89	108–110	57.53 (57.85)	5.52 (5.81)	9.58 (9.33)
10b	87	90–92	57.53 (57.28)	5.52 (5.81)	9.58 (9.33)
10c	90	100–102	58.82 (59.03)	5.92 (5.81)	9.15 (8.89)
10d	92	92–94	61.07 (61.23)	6.63 (6.79)	8.38 (8.57)
11a	80	198–200	54.54 (54.88)	6.10 (6.43)	21.20 (21.50)
11b	86	204–206	56.10 (55.87)	6.52 (6.81)	20.13 (19.89)
11c	84	195–197	57.52 (57.33)	6.90 (7.11)	19.17 (19.42)
11d	90	186–188	59.98 (60.11)	7.55 (7.67)	17.49 (17.68)