Table 2.

Structures of terpenes (1–65) and cyclopeptides (66–109) isolated from the Genus Rubia

NO.	Derivatives’ names	Mp/°C or [α]/°	Distributions &References
66	RA-I	284 [40]	R. cordifolia[40]
			R. yunnanensis[55]
67	RA-II	261 [40]	R. cordifolia[40]
68	RA-III	>300 [40]/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{28}–199$[41]	R. cordifolia[40,41,44]
69	RAI-III	209-211/ [α] D –38.3 [48]	R. cordifolia[48]
70	RA-IV	247-255 [40]/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{28}–126$[41]	R. cordifolia[40,41,44]
71	RA-V	>300/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{21}–225$[41]	R. cordifolia[41,44]
			R. akane[41]
			R. yunnanensis[55,56]
72	RA-VI	219-220/ [α] D –118.6 [42]	R. cordifolia[42]
73	RAI-VI	200-202/ [α] D –129.4 [48]	R. cordifolia[48]
74	RA-VII	>300/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{21}–229$[41]	R. cordifolia[41,44,50]
			R. akane[41]
75	RA-VIII	267-269/ [α] D –159.5 [42]	R. cordifolia[42]
76	RA-IX	242-243/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{20}–158.1$[43]	R. cordifolia[43]
77	RA-X	254.5-255.5/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{20}–205.4$[43]	R. cordifolia[43]
78	RA-XI	255.5/ [α] D –235.8 [45]	R. cordifolia[45]
79	RA-XII	252-255/ [α] D –270.0 [45]	R. cordifolia[45,49]
			R. yunnanensis[21,55]
80	RA-XIII	273-276/ [α] D –109.3 [45]	R. cordifolia[45]
81	RA-XIV	264-267/ [α] D –257.8 [45]	R. cordifolia[45]
82	RA-XV	218-220/ [α] D –202.4 [46]	R. cordifolia[46]
83	RA-XVI	220/ [α] D –179.7 [46]	R. cordifolia[46]
84	RA-XVII	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{24}–194$$ [47]	R. cordifolia[47]
85	RA- XVIII	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{25}–222$$ [51]	R. cordifolia[51]
86	RA- XIX	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{26}–224.4$$ [52]	R. cordifolia[52]
87	RA- XX	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{26}–218.4$$ [52]	R. cordifolia[52]
88	RA- XXI	>300/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{26}–230.1$[52]	R. cordifolia[52]
89	RA- XXII	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{26}–186.7$$ [52]	R. cordifolia[52]
90	RA- XXIII	254-256/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{26}–184.2$[53]	R. cordifolia[53]
91	RA- XXIV	258-261/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{26}–168.5$[53]	R. cordifolia[53,63]
			R. yunnanensis[55]
92	Rubiyunnanin A	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{28}–115.8$$ [54]	R. yunnanensis[54]
93	Rubiyunnanin B	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{24}–205.8$$ [54]	R. yunnanensis[54]
94	Rubiyunnanin C	253-254/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{27}–221.0$[55]	R. yunnanensis[55]
95	Rubiyunnanin D	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{23}–149.7$$ [55]	R. yunnanensis[55]
96	Rubiyunnanin E	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{23}–124.5$$ [55]	R. yunnanensis[55]
97	Rubiyunnanin F	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{25}–182.5$$ [55]	R. yunnanensis[55]
98	Rubiyunnanin G	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{28}–127.3$$ [55]	R. yunnanensis[55]
99	Rubiyunnanin H	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{27}–244.0$$ [55]	R. yunnanensis[55]
100	RY-I	226-228/ ${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{25}–267$[56]	R. yunnanensis[56]
101	RY-II	—	R. yunnanensis[55,57]
102	RY-III	—	R. yunnanensis[6,58]
103	RA-dimer A	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{25}–247$$ [59]	R. cordifolia[59]
104	RA-700	—	R. cordifolia[6,60]
105	RC-18	—	R. cordifolia[6,61]
106	Allo-RA-V	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{25}–234$$ [62]	R. cordifolia[62]
107	Neo-RA-V	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{25}–290$$ [62]	R. cordifolia[62]
108	O-seco-RA-V	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{25}–82$$ [62]	R. cordifolia[62]
109	O-seco-RA-XXIV	$${\left[\mathrm{\alpha }\right]}_{\mathrm{D}}^{25}–62$$ [63]	R. cordifolia[63]