Table 2.
Analytical Data for Synthetic Peptide Conjugates
| compound | mass calculateda | mass found | tR(purity %) | K ′ |
|---|---|---|---|---|
| 1 (C67H94N20O16) | 718.3657 (M+2)2+ | 718.3658(M+2)2+ | 12.6b (98.8) | 18.5 |
| 2 (C88H124N26O22) | 633.3206 (M+3)3+ | 633.3193(M+3)3+ | 13.2b (100) | 11.35 |
| 3 (C109H154N32O28) | 787.3948(M+3)3+ | 787.3972(M+3)3+ | 13.4b (98.4) | 9.62 |
| 4 (C130H184N38O34) | 706.3538 (M+4)4+ | 706.354(M+4)4+ | 13.6b (98.5) | 11.42 |
| 5 (C151H214N44O40) | 821.9094 (M+4)4+ | 821.9074(M+4)4+ | 13.7b (82.3) | 11.58 |
| 6 (C131H180N38O32) | 700.3485(M+4)4+ | 700.3455(M+4)4+ | 22.6c (100) | 15.44 |
| 7 (C138H190N40O34) | 984.8201(M+3)3+ | 984.8166(M+3)3+ | 22.4c (100) | 17.62 |
| 8 (C159H220N46O40) | 683.7397(M+5)5+ | 683.7428(M+5)5+ | 22.3c (100) | 15.4 |
| 9 (C180H250N52O46) | 646.9882(M+6)6+ | 646.9911(M+6)6+ | 22.2c (97.5) | 19.94 |
| 10 (C201H280N58O52) | 724.0253(M+1)6+ | 724.0284(M+1)6+ | 22.2c (100) | 19.92 |
| 11 (C108H153N29O27) | 573.0451 (M+4)4+ | 573.0441 (M+4)4+ | 20.0b (92.9) | 9.43 |
| 12 (C122H179N31O33) | 869.7839(M+3)3+ | 869.7818(M+3)3+ | 20.4b (83.7) | 8.26 |
| 13 (C143H209N37O39) | 768.1455(M+4)4+ | 768.1487(M+4)4+ | 20.0b (83.1) | 8.27 |
| 14 (C166H242N44O46) | 897.9566(M+4)4+ | 897.9605(M+4)4+ | 22.6c (100) | 15.72 |
| 15 (C208H302N56O58) | 645.6136(M+7)7+ | 645.6156(M+7)7+ | 22.3c (100) | 17.44 |
| 16 (C250H362N68O70) | 680.5935(M+8)8+ | 680.5965(M+8)8+ | 22.2c (100) | 15.33 |
a
The exact molecular mass of the structure, calculated using the atomic masses of the most common isotope for the element.
b
Linear gradient of 10–40% B in 30 min.
c
Linear gradient of 5–45% B in 30 min. 0.1% aqueous TFA (A) and CH3CN (B).