Table 3.

¹³C-NMR data (in CDCl₃) for the plumeran indole alkaloids from Aspidosperma species.

Carbons				Compound/ δC (ppm)
	1	5	7	8	9	16	18	20	23	27	36	38	41	43
2	167.8	193.0	69.6	64.0	66.0	66.0	69.4	70.3	69.6	71.6	65.4	68.7	63.6	67.6
3	51.7	51.8	53.5	53.5	52.8	53.7	53.6	53.7	52.9	53.7	53.6	53.2	52.8	53.0
5	50.7	54.4	52.6	52.4	52.8	53.0	52.5	52.4	52.8	52.9	52.7	52.0	52.1	52.2
6	44.3	34.9	38.2	38.0	37.1	38.4	37.9	39.4	38.4	38.9	37.9	37.4	39.4	39.3
7	55.0	58.1	52.6	52.4	53.7	54.1	52.5	52.2	52.6	52.4	54.3	53.2	53.4	53.5
8	138.0	147.2	143.4	128.0	143.3	136.6	125.9	133.1	143.4	137.0	138.9	142.0	140.3	137.4
9	121.0	121.7	117.7	115.4	115.3	115.3	115.4	112.4	117.7	122.0	115.4	115.2	115.9	124.3
10	120.5	125.3	108.8	125.9	126.2	146.0	125.9	110.0	108.8	117.0	197.8	126.3	124.8	122.3
11	127.4	127.6	152.7	110.0	111.8	108.8	111.2	149.4	152.7	127.2	109.6	115.5	111.0	127.9
12	109.3	120.2	152.7	148.0	149.5	119.5	*	137.5	152.7	106.4	146.2	149.0	148.6	118.6
13	143.4	154.5		141.0	130.1	138.3	*	127.5	129.5	150.5	135.5	129.4	127.8	141.1
14	22.2	21.7	21.3	21.5	24.0	21.8	21.6	21.5	24.4	21.9	21.8	21.3	21.6	21.6
15	32.9	32.9	34.6	34.1	75.5	34.5	34.2	34.0	75.5	34.4	35.3	42.3	35.1	34.8
16	92.8	27.0	24.6	24.7	24.5	28.2	24.4	25.1	25.0	21.6	28.4	24.8	24.8	29.7
17	25.6	23.4	22.8	23.0	22.5	23.2	23.1	22.9	24.4	28.8	24.3	34.6	24.3	24.6
18	7.3	6.9	5.6	6.7	6.57	6.8	6.6	6.8	6.90	6.7	172.3	175.7	172.0	171.8
19	29.3	29.5	29.8	29.9	29.9	29.9	30.1	30.0	30.0	30.0	42.5	45.0	42.4	42.4
20	38.2	36.2	35.3	35.4	35.6	35.6	35.5	35.5	35.7	35.5	36.2	35.8	36.1	36.0
21	72.7	69.0	71.1	71.0	71.6	71.3	71.1	70.6	71.5	71.1	70.1	69.5	69.4	69.9
N-COCH3				160.0	171.2		161.4	169.3	171.2			172.0		168.3
N-COCH3				22.9	23.0			22.7	23.1			23.3		23.2
11-OMe			56.0					56.4	56.2
12-OMe			56.0	55.3	53.5	55.2	55.6		56.2		55.4	55.4	55.6
15-OMe					56.3				56.4
COCH2CH3							28.1
COCH2CH3							10.1
N-CH3										31.4
N-CHO													161.4
COOCH3	50.9										50.9	51.1	51.0	51.0
C OOCH3	169.2

* Data not provided.