Phosphazene base P₁-t-Bu-tris(tetramethylene) - ≥97%(NT) , CAS No.161118-67-8

CAS: 161118-67-8 Cat. No.: P167679 Molecular Weight: 312.43 Beilstein Registry Number: 9100970 EC Number: 629-523-8 PubChem CID: 3856267
AVAILABLE TO ORDER
GRADE & PURITY ≥97%(NT)
Synonyms
FT-0656897 | 1-[N-(2-methylpropan-2-yl)-P,P-di(pyrrolidin-1-yl)phosphorimidoyl]pyrrolidine | 1-[N-(2-methylpropan-2-yl)-P,P-di(pyrrolidin-1-yl)phosphorimidoyl]-pyrrolidine | 1[N-(2-methylpropan-2-yl)-P,P-di(pyrrolidin-1-yl)phosphorimidoyl]-pyrrolidine | S
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1ml
P167679-1ml
2
$119.90
5ml
P167679-5ml
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$411.90
25ml
P167679-25ml
3
$1,071.90
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Why this grade

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

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

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

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Phosphazene bases: a family of very strong, nonionic, uncharged nitrogen bases

Specifications

Synonyms
FT-0656897 | 1-[N-(2-methylpropan-2-yl)-P, P-di(pyrrolidin-1-yl)phosphorimidoyl]pyrrolidine | 1-[N-(2-methylpropan-2-yl)-P, P-di(pyrrolidin-1-yl)phosphorimidoyl]-pyrrolidine | 1[N-(2-methylpropan-2-yl)-P, P-di(pyrrolidin-1-yl)phosphorimidoyl]-pyrrolidine | S
Specifications & Purity
≥97%(NT)
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%(NT)
Names and Identifiers
Pubchem Sid504762771
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504762771
Canonical SmilesCC(C)(C)N=P(N1CCCC1)(N2CCCC2)N3CCCC3
IUPAC Nametert-butylimino(tripyrrolidin-1-yl)-λ5-phosphane
InChIKeyPVNUIRUAPVSSOK-UHFFFAOYSA-N
INCHI1S/C16H33N4P/c1-16(2,3)17-21(18-10-4-5-11-18,19-12-6-7-13-19)20-14-8-9-15-20/h4-15H2,1-3H3
Isomeric SMILES CC(C)(C)N=P(N1CCCC1)(N2CCCC2)N3CCCC3
WGK Germany 3
PubChem CID 3856267
Molecular Weight 312.43
Beilstein 9100970

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
ClassPyrrolidines
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentPyrrolidines
Alternative Parents Azacyclic compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Pyrrolidine - Azacycle - Organic nitrogen compound - Hydrocarbon derivative - Organonitrogen compound - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrrolidines. These are compounds containing a pyrrolidine ring, which is a five-membered saturated aliphatic heterocycle with one nitrogen atom and four carbon atoms.
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.

8 results found

Lot NumberCertificate TypeDateItem
H2317068Certificate of AnalysisJun 08, 2026 P167679
B2513115Certificate of AnalysisFeb 07, 2025 P167679
E2210163Certificate of AnalysisFeb 07, 2025 P167679
A2411034Certificate of AnalysisMar 18, 2022 P167679
A2515104Certificate of AnalysisMar 18, 2022 P167679
E2210106Certificate of AnalysisMar 18, 2022 P167679
E2210108Certificate of AnalysisMar 18, 2022 P167679
E2408035Certificate of AnalysisMar 18, 2022 P167679
Chemical and Physical Properties
Boil Point(°C)119-122 °C/0.1 mmHg
Melt Point(°C)−24 °C
Molecular Weight312.430 g/mol
XLogP33.200
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count4
Exact Mass312.244 Da
Monoisotopic Mass312.244 Da
Topological Polar Surface Area22.100 Ų
Heavy Atom Count21
Formal Charge0
Complexity349.000
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 Count1
Solution Calculators
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