Bam 1745

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MedKoo CAT#: 598029

CAS#: 133136-47-7

Description: Bam 1745 is a significant component of adrenomedullary secretory vesicles; fragment of chromogranin B Gln(580)-Tyr(593).

Price and Availability

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Pricing updated 2020-10-29. Prices are subject to change without notice.

Bam 1745 is not in stock, may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to to inquire quote.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 598029
Name: Bam 1745
CAS#: 133136-47-7
Chemical Formula: C79H116N20O25
Exact Mass: 1744.842
Molecular Weight: 1745.91
Elemental Analysis: C, 54.35; H, 6.70; N, 16.05; O, 22.91

Synonym: Bam 1745; Bam-1745; Bam1745; Pyroglutamyl peptide bam-1745;

IUPAC/Chemical Name: (2S,5S,8S,11S,14S,17S,20S,23S,26S,29S,32S,35S)-5-((1H-imidazol-4-yl)methyl)-14-(3-amino-3-oxopropyl)-23-(2-carboxyethyl)-17-(carboxymethyl)-32-(3-guanidinopropyl)-2-(4-hydroxybenzyl)-35-((S)-3-(4-hydroxyphenyl)-2-((S)-5-oxopyrrolidine-2-carboxamido)propanamido)-8,11,20-triisobutyl-29-isopropyl-26-methyl-4,7,10,13,16,19,22,25,28,31,34-undecaoxo-3,6,9,12,15,18,21,24,27,30,33-undecaazaheptatriacontanedioic acid


InChi Code: InChI=1S/C79H116N20O25/c1-37(2)27-51(70(115)93-53(29-39(5)6)71(116)95-55(32-44-35-83-36-85-44)74(119)98-58(78(123)124)31-43-14-18-46(101)19-15-43)91-67(112)49(20-23-59(80)102)90-76(121)57(34-63(108)109)96-72(117)52(28-38(3)4)92-68(113)50(22-25-61(104)105)88-65(110)41(9)86-77(122)64(40(7)8)99-69(114)47(11-10-26-84-79(81)82)89-75(120)56(33-62(106)107)97-73(118)54(30-42-12-16-45(100)17-13-42)94-66(111)48-21-24-60(103)87-48/h12-19,35-41,47-58,64,100-101H,10-11,20-34H2,1-9H3,(H2,80,102)(H,83,85)(H,86,122)(H,87,103)(H,88,110)(H,89,120)(H,90,121)(H,91,112)(H,92,113)(H,93,115)(H,94,111)(H,95,116)(H,96,117)(H,97,118)(H,98,119)(H,99,114)(H,104,105)(H,106,107)(H,108,109)(H,123,124)(H4,81,82,84)/t41-,47-,48-,49-,50-,51-,52-,53-,54-,55-,56-,57-,58-,64-/m0/s1

SMILES Code: OC1=CC=C(C=C1)C[C@@H](C(O)=O)NC([C@H](CC2=CNC=N2)NC([C@H](CC(C)C)NC([C@H](CC(C)C)NC([C@H](CCC(N)=O)NC([C@H](CC(O)=O)NC([C@H](CC(C)C)NC([C@H](CCC(O)=O)NC([C@H](C)NC([C@H](C(C)C)NC([C@H](CCCNC(N)=N)NC([C@H](CC(O)=O)NC([C@H](CC3=CC=C(O)C=C3)NC([C@H](CC4)NC4=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O

Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>3 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:


1: Flanagan T, Taylor L, Poulter L, Viveros OH, Diliberto EJ Jr. A novel 1745-dalton pyroglutamyl peptide derived from chromogranin B is in the bovine adrenomedullary chromaffin vesicle. Cell Mol Neurobiol. 1990 Dec;10(4):507-23. PubMed PMID: 1982622.

2: Dillen L, Boel S, De Potter WP, Claeys M. Mass spectrometric characterization of bovine chromaffin granule peptides related to chromogranin B. Biochim Biophys Acta. 1992 Mar 27;1120(1):105-12. PubMed PMID: 1554736.