(7-Azabenzotriazol-1-yloxy)tripyrrolidinophosphonium hexafluorophosphate - ≥97% , CAS No.156311-83-0

CAS: 156311-83-0 Cat. No.: A109335 Molecular Weight: 521.38 EC Number: 627-192-4 PubChem CID: 11038641
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
PyAOP | (7-Aza-1H-benzotriazol-1-yloxy)tri(1-pyrrolidinyl)phosphonium hexafluorophosphate | GS-3263 | PyAOP (7-Azabenzotriazol-1-yloxy)tripyrrolidinophosphoniuM hexafluorophosphate | AKOS000271448 | AKOS016037931 | ((3H-[1,2,3]Triazolo[4,5-b]pyridin-3-yl)
Storage
Protected from light,Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
A109335-1g
4

$9.90

$14.90
Save $5.00 (33.56%)
5g
A109335-5g
5

$13.90

$20.90
Save $7.00 (33.49%)
10g
A109335-10g
1

$21.90

$32.90
Save $11.00 (33.43%)
25g
A109335-25g
3

$48.90

$73.90
Save $25.00 (33.83%)
100g
A109335-100g
2

$189.90

$284.90
Save $95.00 (33.35%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Reagent for synthesis of: Cyclic RGC pentapeptides for functionalization through click chemistry Fluorescent glucose bioprobes ReactIR? flow cell Reagent for: Disulfide bond engineering Heteroaryl ether synthesis Optimization of conformational constraint on non-phosphorylated cyclic peptide antagonists of the Grb2-SH2 domain

Specifications

Synonyms
PyAOP | (7-Aza-1H-benzotriazol-1-yloxy)tri(1-pyrrolidinyl)phosphonium hexafluorophosphate | GS-3263 | PyAOP (7-Azabenzotriazol-1-yloxy)tripyrrolidinophosphoniuM hexafluorophosphate | AKOS000271448 | AKOS016037931 | ((3H-[1, 2, 3]Triazolo[4, 5-b]pyridin-3-yl)
Specifications & Purity
≥97%
Storage
Protected from light, Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid488197087
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488197087
Canonical SmilesC1CCN(C1)[P+](N2CCCC2)(N3CCCC3)ON4C5=C(C=CC=N5)N=N4.F[P-](F)(F)(F)(F)F
IUPAC Nametripyrrolidin-1-yl(triazolo[4,5-b]pyridin-3-yloxy)phosphanium;hexafluorophosphate
InChIKeyCBZAHNDHLWAZQC-UHFFFAOYSA-N
INCHI1S/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
Isomeric SMILES C1CCN(C1)[P+](N2CCCC2)(N3CCCC3)ON4C5=C(C=CC=N5)N=N4.F[P-](F)(F)(F)(F)F
WGK Germany 3
PubChem CID 11038641
Molecular Weight 521.38

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassTriazolopyridines
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentTriazolopyridines
Alternative Parents Pyridines and derivatives  Triazoles  Pyrrolidines  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic salts  Organic oxygen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Triazolopyridine - Pyridine - Heteroaromatic compound - 1,2,3-triazole - Pyrrolidine - Azole - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organic salt - Organonitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as triazolopyridines. These are compounds containing a triazole ring fused to a pyridine ring. Triazole is a five-membered ring consisting of two carbon atoms and three nitrogen atoms. Pyridine is a 6-membered ring consisting of five carbon atoms and one nitrogen center.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

10 results found

Lot NumberCertificate TypeDateItem
G2222029Certificate of AnalysisMay 09, 2026 A109335
G2222030Certificate of AnalysisMay 09, 2026 A109335
G2222031Certificate of AnalysisMay 09, 2026 A109335
J1809116Certificate of AnalysisAug 15, 2022 A109335
J1809115Certificate of AnalysisAug 15, 2022 A109335
B2324302Certificate of AnalysisJun 14, 2022 A109335
B2324304Certificate of AnalysisJun 14, 2022 A109335
I2318187Certificate of AnalysisJun 14, 2022 A109335
K2527099Certificate of AnalysisJun 14, 2022 A109335
B2324314Certificate of AnalysisApr 27, 2021 A109335
Chemical and Physical Properties
SolubilitySoluble in water
SensitivityLight & moisture sensitive.
Melt Point(°C)163-168°C
Molecular Weight521.400 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count14
Rotatable Bond Count5
Exact Mass521.166 Da
Monoisotopic Mass521.166 Da
Topological Polar Surface Area62.600 Ų
Heavy Atom Count33
Formal Charge0
Complexity502.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Documents & Articles
From High Reactivity to Comprehensive Evaluation: Using CTSOAt as an Example to Understand the Design Logic of New Coupling Reagents
A New Balance in Coupling Reagents: How DMT-TU Balances Reactivity, Racemization Control, and Thermal Hazard
From “High Yield” to “Configuration Retention”: Activation-Stage Risks, Route Differences, and Selection Principles for Coupling Systems
The Methodological Value of HATU in Difficult Couplings: Reactivity Advantages, Stereochemical Retention, and Condition Management
Low Racemization in Peptide Synthesis Is Not Just About Reagent Choice: Stereochemical Risk During the Activation Stage and Practical Strategies for Experimental Control
Decision Logic for Selecting Coupling Reagents in Amide Bond Formation: Activation Pathways, Side Reactions, Epimerization, Workup, and Safety
Experimental Judgment in Oxyma Coupling Systems: Coupling Efficiency, Racemization Control, and the HCN Risk in DIC-Based Systems
How to Troubleshoot Abnormal Impurities in Peptide Synthesis? Locating Process Issues Through Amino-Related Side Reactions
Citations of This Product
References
1. Yan Cai, Weifu Ren, Siqian Li, Rijing Liao, Qi Bian.  (2024)  Deep analysis of total serum N-glycome suggests glyco-signatures for phospholipase A2 receptor 1-related idiopathic membranous nephropathy diagnosis.  Journal of Proteomics,      [PMID:38862068] [10.1016/j.jprot.2024.105223]
Solution Calculators
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.