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Merck
CN

8.51221

PyAOP

for peptide synthesis, Novabiochem®

Synonym(s):

PyAOP, (7-Azabenzotriazol-1-yloxy)trispyrrolidinophosphonium hexafluorophosphate

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About This Item

Empirical Formula (Hill Notation):
C17H27F6N7OP2
CAS Number:
Molecular Weight:
521.38
UNSPSC Code:
12352101
NACRES:
NA.22
MDL number:
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Product Name

PyAOP, Novabiochem®

Quality Level

product line

Novabiochem®

form

powder

reaction suitability

reaction type: Coupling Reactions

manufacturer/tradename

Novabiochem®

application(s)

peptide synthesis

storage temp.

-10 to -25°C

SMILES string

F[P-](F)(F)(F)(F)F.[P](=[N+]5CCCC5)(N4CCCC4)(N3CCCC3)O[n]1nnc2c1nccc2

InChI

1S/C17H27N7OP.F6P/c1-2-11-21(10-1)26(22-12-3-4-13-22,23-14-5-6-15-23)25-24-17-16(19-20-24)8-7-9-18-17;1-7(2,3,4,5)6/h7-9H,1-6,10-15H2;/q+1;-1

InChI key

CBZAHNDHLWAZQC-UHFFFAOYSA-N

General description

PyAOP is an extremely effective coupling reagent that mediates amide bond formation with the efficiency of HATU but without the risk of guanidine formation, making it the reagent of choice for peptide cyclization.

Associated Protocols and Technical Articles
Guide to Selection of Coupling Reagents

Literature references:
[1] F. Albericio, et al. (1997) Tetrahedron Lett., 38, 4853.

Application

PyAOP can be used as a coupling reagent:
  • In the synthesis of N,N′-substituted acylguanidines by solid-phase peptide synthesis.
  • To facilitate the formation of peptide bonds during the synthesis of cyclic peptide hybrids.

Analysis Note

Colour (visual): white to slight yellow to beige
Appearance of substance (visual): powder
Identity (IR): passes test
Assay (HPLC, area%): ≥ 99.0 % (a/a)
Solubility (1 mmole in 2 ml DMF): clearly soluble

Legal Information

Novabiochem is a registered trademark of Merck KGaA, Darmstadt, Germany


pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

No data available

flash_point_c

No data available



Certificates of Analysis (COA)

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Articles

Novabiochem®可提供大量的偶联剂用于原位活化。原位活化试剂易于使用 - 即使是利用空间位阻氨基酸,并且它们的使用通常没有副反应。

Novabiochem® coupling reagents for in situ activation are fast-reacting and compatible with various amino acids.





Global Trade Item Number

SKUGTIN
851221002504027269684969
851221010004027269684976