Thank you for calling this to our attention. The molecular weight of this product is 698.95 g/mol. This value will be corrected shortly.
Please see the link below to review which offers the correct molecular weight:
https://www.emdmillipore.com/product/N-Biotinyl-NH-PEG2-COOH-.-DIPEA-20-atoms,MDA_CHEM-851029
8.51029
N-Biotinyl-NH-(PEG)₂-COOH . DIPEA (20 atoms)
Novabiochem®
Synonym(s):
N-Biotinyl-NH-(PEG)₂-COOH . DIPEA (20 atoms), O-(N-Biotinyl-3-aminopropyl)-O′-(N-glutaryl-3-aminopropyl)-diethyleneglycol · DIPEA
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About This Item
Recommended Products
Quality Level
product line
Novabiochem®
assay
≥95.0% (HPLC)
≥98% (TLC)
form
powder
reaction suitability
reaction type: Biotinylations
manufacturer/tradename
Novabiochem®
mp
131-136 °C
application(s)
peptide synthesis
storage temp.
2-8°C
SMILES string
S1[C@H]([C@H]2NC(=O)N[C@H]2C1)CCCCC(=O)NCCOCCOCCOC(=O)O.N(C(C)C)(C(C)C)CC
InChI
1S/C17H29N3O7S.C8H19N/c21-14(18-5-6-25-7-8-26-9-10-27-17(23)24)4-2-1-3-13-15-12(11-28-13)19-16(22)20-15;1-6-9(7(2)3)8(4)5/h12-13,15H,1-11H2,(H,18,21)(H,23,24)(H2,19,20,22);7-8H,6H2,1-5H3/t12-,13-,15-;/m0./s1
InChI key
YOALVTBRBBZXGM-HZPCBCDKSA-N
Related Categories
General description
Associated Protocols and Technical Articles
Biotinylation Reagents for Peptide Synthesis
Linkage
Analysis Note
Appearance of substance (visual): powder
Identity (IR): passes test
Purity (TLC(CMA2)): ≥ 98 %
Assay (HPLC, area%): ≥ 95.0 % (a/a)
Solubility (50 mg in 1 ml NMP): clearly soluble
To see the solvent systems used for TLC of Novabiochem® products please click here.
Legal Information
Storage Class
11 - Combustible Solids
wgk_germany
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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Articles
Biotin-labelled peptides find applications in immunology and histochemistry for affinity purification and receptor localization.
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The molecular weight say 560, but I believe you are missing the DIPEA. What is the true MW of this compound?
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