Table 1 HR-MS (m/z) and RP-HPLC (Rt) data for asymmetric peptide dendrimer library.

From: Self-assembling asymmetric peptide-dendrimer micelles – a platform for effective and versatile in vitro nucleic acid delivery

Asymmetric peptide dendrimer (Head group charge)

Yield (% recovery)*

Molecular formula

Monoisotopic mass

Observed m/z

Rt (min)

D1 (4+)

55.54

C20H42N8O4

458.3329

459.3383 [M + H]+ 230.1730 [M + 2 H]2+

8.20

D2 (8+)

60.11

C44H90N16O8

970.7128

971.7164 [M + H]+ 486.3618 [M + 2 H]2+

8.59

D3 (16+)

63.07

C92H186N32O16

1995.4725

1996.4895 [M + H]+ 998.7428 [M + 2H]2+ 250.4408 [M + 8 H]8+

9.43

D4 (4+)

54.35

C20H42N12O4

514.3452

515.3506 [M+H]+ 258.1769 [M + 2 H]2+

8.04

D5 (8+)

52.98

C44H90N24O8

1082.7373

1083.7543 [M+H]+ 361.9197 [M + 3 H]3+ 271.6886 [M + 4 H]4+

9.17

D6 (16+)

45.78

C92H186N48O16

2219.5216

1101.7757 [M+2H]2+ 444.9148 [M + 5 H]5+ 318.0837[M + 7 H]7+

10.04

D7 (4+)

52.57

C54H98N16O11

1146.7601

1447.7762[M+H]+, 287. 6952 [M+4H]4+

14.57

D8 (8+)

55.33

C78H146N28O15

1715.1522

858.5883 [M+2 H]2+ 572.7229 [M + 3 H]3+ 344.0398 [M+5 H]5+

13.67

D9 (16+)

58.24

C126H242N52O23

2852.9399

1427.4788 [M+2 H]2+ 571.5973 [M + 5 H]5+ 357.6267 [M + 8 H]8+

9.40

D10 (4+)

54.15

C40H78N16O8

910.6189

911.6237 [M+H]+ 456.3173 [M + 2 H]2+

13.62

D11 (8+)

57.23

C64H126N28O12

1479.0110

1480.0252 [M + H]+ 740.5130[M+2 H]2+ 296.8184[M + 5 H]5+

13.05

D12 (16+)

50.89

C112H222N52O20

2616.7987

1309.4097 [M+2H]2+ 655.2099 [M + 4 H]4+

9.40

  1. *Percentage recovery calculated from 100 mg of crude sample.