(2S)-2-[(2S)-2-{2-[(2S)-2-[(2S)-5-carbamimidamido-2-[(2S)-4-carbamoyl-2-{[(2S)-5-oxopyrrolidin-2-yl]formamido}butanamido]pentanamido]-3-(4-hydroxyphenyl)propanamido]acetamido}-3-carbamoylpropanamido]-N-[(1S)-1-{[(1S)-1-{[(1S)-1-[({[(1S)-1-{[(1S)-1-{[(1S)-1-carbamoyl-3-(methylsulfanyl)propyl]carbamoyl}-3-methylbutyl]carbamoyl}-2-(1H-imidazol-4-yl)ethyl]carbamoyl}methyl)carbamoyl]-2-methylpropyl]carbamoyl}ethyl]carbamoyl}-2-(1H-indol-3-yl)ethyl]pentanediamide

• ChemBase ID: 155368
• Molecular Formular: C74H108N24O19S
• Molecular Mass: 1669.86372
• Monoisotopic Mass: 1668.79432836
• SMILES: C[C@@H](C(=O)N[C@@H](C(C)C)C(=O)NCC(=O)N[C@@H](Cc1c[nH]cn1)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCSC)C(=O)N)NC(=O)[C@H](Cc1c[nH]c2c1cccc2)NC(=O)[C@H](CCC(=O)N)NC(=O)[C@H](CC(=O)N)NC(=O)CNC(=O)[C@H](Cc1ccc(cc1)O)NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](CCC(=O)N)NC(=O)[C@@H]1CCC(=O)N1
• Canonical SMILES: CSCC[C@@H](C(=O)N)NC(=O)[C@@H](NC(=O)[C@H](Cc1nc[nH]c1)NC(=O)CNC(=O)[C@H](C(C)C)NC(=O)[C@@H](NC(=O)[C@H](Cc1c[nH]c2c1cccc2)NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)CNC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@@H]1CCC(=O)N1)CCC(=O)N)CCCNC(=N)N)Cc1ccc(cc1)O)CC(=O)N)CCC(=O)N)C)CC(C)C
• InChI: InChI=1S/C74H108N24O19S/c1-36(2)26-50(70(114)91-45(62(78)106)23-25-118-6)95-71(115)53(29-41-32-81-35-86-41)89-60(105)34-85-73(117)61(37(3)4)98-63(107)38(5)87-69(113)52(28-40-31-83-44-11-8-7-10-43(40)44)97-68(112)49(18-21-56(76)101)94-72(116)54(30-57(77)102)90-59(104)33-84-64(108)51(27-39-13-15-42(99)16-14-39)96-65(109)46(12-9-24-82-74(79)80)92-67(111)48(17-20-55(75)100)93-66(110)47-19-22-58(103)88-47/h7-8,10-11,13-16,31-32,35-38,45-54,61,83,99H,9,12,17-30,33-34H2,1-6H3,(H2,75,100)(H2,76,101)(H2,77,102)(H2,78,106)(H,81,86)(H,84,108)(H,85,117)(H,87,113)(H,88,103)(H,89,105)(H,90,104)(H,91,114)(H,92,111)(H,93,110)(H,94,116)(H,95,115)(H,96,109)(H,97,112)(H,98,107)(H4,79,80,82)/t38-,45-,46-,47-,48-,49-,50-,51-,52-,53-,54-,61-/m0/s1
• InChIKey: QORXQELQSJVKIL-XLSKZGPMSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: (2S)-2-[(2S)-2-{2-[(2S)-2-[(2S)-5-carbamimidamido-2-[(2S)-4-carbamoyl-2-{[(2S)-5-oxopyrrolidin-2-yl]formamido}butanamido]pentanamido]-3-(4-hydroxyphenyl)propanamido]acetamido}-3-carbamoylpropanamido]-N-[(1S)-1-{[(1S)-1-{[(1S)-1-[({[(1S)-1-{[(1S)-1-{[(1S)-1-carbamoyl-3-(methylsulfanyl)propyl]carbamoyl}-3-methylbutyl]carbamoyl}-2-(1H-imidazol-4-yl)ethyl]carbamoyl}methyl)carbamoyl]-2-methylpropyl]carbamoyl}ethyl]carbamoyl}-2-(1H-indol-3-yl)ethyl]pentanediamide
• IUPAC Traditional name: (2S)-2-[(2S)-2-{2-[(2S)-2-[(2S)-5-carbamimidamido-2-[(2S)-4-carbamoyl-2-{[(2S)-5-oxopyrrolidin-2-yl]formamido}butanamido]pentanamido]-3-(4-hydroxyphenyl)propanamido]acetamido}-3-carbamoylpropanamido]-N-[(1S)-1-{[(1S)-1-{[(1S)-1-[({[(1S)-1-{[(1S)-1-{[(1S)-1-carbamoyl-3-(methylsulfanyl)propyl]carbamoyl}-3-methylbutyl]carbamoyl}-2-(1H-imidazol-4-yl)ethyl]carbamoyl}methyl)carbamoyl]-2-methylpropyl]carbamoyl}ethyl]carbamoyl}-2-(1H-indol-3-yl)ethyl]pentanediamide
• Synonyms: pGlu-Gln-Arg-Tyr-Gly-Asn-Gln-Trp-Ala-Val-Gly-His-Leu-Met-NH2; [Tyr4]-Bombesin

Database IDs

• CAS Number: 67338-70-9
• MDL Number: MFCD00167516
• PubChem SID: 162249506
• PubChem CID: 71312125

CALCULATED PROPERTIES

• Acid pKa: 9.489215
• H Acceptors: 23
• H Donor: 24
• LogD (pH = 5.5): -12.212133
• LogD (pH = 7.4): -11.197955
• Log P: -9.50891
• Molar Refractivity: 431.3563 cm^3
• Polarizability: 164.70755 Å^3
• Polar Surface Area: 706.36 Å^2
• Rotatable Bonds: 51
• Lipinski's Rule of Five: false

PROPERTIES

Safety Information

• German water hazard class: 3
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• Storage Temperature: -20°C

Pharmacology Properties

• Gene Information: human ... GRP(2922)

Product Information

• Purity: ≥97% (HPLC)
• Empirical Formula (Hill Notation): C74H108N24O19S

DETAILS

Sigma Aldrich - B5397

Amino Acid Sequence
Glp-Gln-Arg-Tyr-Gly-Asn-Gln-Trp-Ala-Val-Gly-His-Leu-Met-NH2
Biochem/physiol Actions
[Lys3]-Bombesin and [Tyr4]-Bombesin are Bombesin analogues used to differentiate and study the bombesin receptors BBR1, BBR2 and BBR3 and the homologue receptors, gastrin-releasing peptide (GRP) receptor (GRPR).