N-Ethyldiisopropylamine solution - suitable for peptide synthesis, ~2 M in 1-methyl-2-pyrrolidinone , CAS No.7087-68-5

CAS: 7087-68-5 Cat. No.: N433364 Formula: C8H19N Molecular Weight: 129.24 Beilstein Registry Number: 4124745 EC Number: 230-392-0
AVAILABLE TO ORDER
GRADE & PURITY Suitable for peptide synthesis ? Peptide-synthesis grade — high-purity reagents for solid/solution-phase peptide synthesis. Use where coupling efficiency and low side-reactions matter. ~2 M in 1-methyl-2-pyrrolidinone
Synonyms
diisopropylethylarnine | diisoproplyethylamine | EtNiPr2 | i-Pr2EtN | N-(4-chlorobenzyl)piperazine | N-ethyidiisopropylamine | N-ethyl-N-isopropyl-propan-2-amine | N-ethyl-N-isopropylpropan-2-amine | 1H-Imidazol-2-amine xsulfate | (S)-2-((S)-2-Amino-3-phe
Storage
Protected from light,Room temperature,Argon charged
Shipped In
FedEx DG Service
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Size
USA
Germany (EU)*
Price
Qty
250ml
N433364-250ml
2 In stock
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$185.90

$217.90
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Why this grade

suitable for peptide synthesis, ~2 M in 1-methyl-2-pyrrolidinone Suitable for peptide synthesis for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Protected from light,Room temperature,Argon charged Ships FedEx DG Service 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.

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Literature proof

Cited in 442 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

N -Ethyldiisopropylamine (EDIA) reacts with monoactivated Michael acceptors to afford symmetrical sulfones.


Application:

N,N-Diisopropylethylamine (DIPEA), also known as Hünig′s base, is a sterically hindered amine. It is commonly employed as a base in peptide synthesis. Additionally, DIPEA is also used in the Pd-catalyzed cross-coupling reactions, which include Heck coupling and Sonagashira coupling reactions.

Specifications

Synonyms
diisopropylethylarnine | diisoproplyethylamine | EtNiPr2 | i-Pr2EtN | N-(4-chlorobenzyl)piperazine | N-ethyidiisopropylamine | N-ethyl-N-isopropyl-propan-2-amine | N-ethyl-N-isopropylpropan-2-amine | 1H-Imidazol-2-amine xsulfate | (S)-2-((S)-2-Amino-3-phe
Specifications & Purity
suitable for peptide synthesis, ~2 M in 1-methyl-2-pyrrolidinone
Storage
Protected from light,Room temperature,Argon charged
Shipped In
FedEx DG Service
Grade
Suitable for peptide synthesis
Names and Identifiers
Pubchem Sid
Canonical Smiles
CCN(C(C)C)C(C)C
IUPAC Name
N-ethyl-N-propan-2-ylpropan-2-amine
InChIKey
JGFZNNIVVJXRND-UHFFFAOYSA-N
INCHI
1S/C8H19N/c1-6-9(7(2)3)8(4)5/h7-8H,6H2,1-5H3
Isomeric SMILES
CCN(C(C)C)C(C)C
WGK Germany
2
UN Number
UN 3384
Packing Group
I
Molecular Weight
129.24
Beilstein
4124745
Reaxy-Rn
605301
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=605301&ln=

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
SuperclassOrganic nitrogen compounds
ClassOrganonitrogen compounds
SubclassAmines
Intermediate Tree Nodes Tertiary amines
Direct ParentTrialkylamines
Alternative Parents Organopnictogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Tertiary aliphatic amine - Organopnictogen compound - Hydrocarbon derivative - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as trialkylamines. These are organic compounds containing a trialkylamine group, characterized by exactly three alkyl groups bonded to the amino nitrogen.
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.

2 results found

Lot NumberCertificate TypeDateItem
D2423347Certificate of AnalysisMay 07, 2024 N433364
D2423348Certificate of AnalysisMay 07, 2024 N433364
Chemical and Physical Properties
SensitivityLight sensitive;Air sensitive;Hygroscopic
Refractive Index1.414
Flash Point(°F)51.08 ℉
Flash Point(°C)10.6°C
Boil Point(°C)127°C
Melt Point(°C)-45 °C
Molecular Weight129.240 g/mol
XLogP32.200
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count3
Exact Mass129.152 Da
Monoisotopic Mass129.152 Da
Topological Polar Surface Area3.200 Ų
Heavy Atom Count9
Formal Charge0
Complexity59.000
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
Documents & Articles
Suitable for peptide synthesis
A New Esterification Method — Rapid Esterification Mediated by the Coupling Reagent NDTP
A Complete Guide to Choosing Resins for SPPS (Solid-Phase Peptide Synthesis): Fmoc/Boc Routes, C-Terminal Acid/Amide, and a Key-Parameter Navigator
A Practical Guide to Small-Molecule Chemical Probes: Concept Clarification, Causal Validation, and Experimental Selection (with Product Navigation and Tables A–D)
OSF/ASF Dual-Channel Toolbox: Divergent Reactions of Four-Membered Ring Sulfonyl Fluorides, Condition “Knobs,” and Selection Navigation
From Piperidine to Pyridine: The “Most Common N-Heterocycle” Shift in FDA Small-Molecule New Drugs (2013–2023) and a Selection Guide (Tables 1–4)
Make “Aryl Chlorides + Low Pd Loading + Scale-Up Reproducibility” Reliable: The Initiation and Durability Logic of Pd–NHC (Palladium–N-Heterocyclic Carbene) Cross-Coupling (with Selection Navigation and Product Tables)
β-Acyloxy Alkenyl Amides (AAAs): A New Approach to Amide Bond and Peptide Bond Construction Worth Attention
From Analytical Instrument to Synthetic Platform: A New Strategy for Reconstructing Automated Flow Solid-Phase Peptide Synthesis with Standard Analytical HPLC
Understanding ATD-DMAP: From Reagent Design to Esterification, Amidation, and Stereochemical Integrity
New Progress in the Solid-Phase Synthesis of Sterically Hindered Peptides: Background, Core Breakthroughs, and Implications for Automation Compatibility of the RMMR Strategy
A New Balance in Coupling Reagents: How DMT-TU Balances Reactivity, Racemization Control, and Thermal Hazard
Reconsidering N-Acyl Amino Protecting Groups: Deprotection Differences, Strategic Roles, and Experimental Selection of Ac, Bz, and Tfa
Selective Deprotection and Sulfonyl Group Migration of N-Aryl Sulfonamides Mediated by TfOH (Trifluoromethanesulfonic Acid): Reaction Patterns and Synthetic Implications
The Positioning of TBTU in Practice: Racemization Risk, Extended Uses, and Selection Criteria
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
The Methodological Value of Boc-Oxyma: Low-Racemization Coupling, Route Continuity, and Extended Applications
Low Racemization in Peptide Synthesis Is Not Just About Reagent Choice: Stereochemical Risk During the Activation Stage and Practical Strategies for Experimental Control
The Methodological Value of DSC: Building NHS-Type Activated Intermediates and Deciding When to Use Them
The Methodological Value of TCFH: Advantages in Challenging Amidation and the Switching Logic of Carboxylic Acid Activation Pathways
Low-Racemization Control in Peptide Synthesis: An Inverse N→C Peptide Synthesis Strategy via Activated α-Aminoesters
Ynamide Coupling Reagents: From Low-Epimerization Activation Pathways to More Practically Usable N→C Inverse Peptide Synthesis
Decision Logic for Peptide Synthesis Routes: Applicability and Criteria for Choosing among SPPS, LPPS, and Recombinant Expression
Decision Logic for Selecting Coupling Reagents in Amide Bond Formation: Activation Pathways, Side Reactions, Epimerization, Workup, and Safety
Experimental Selection Logic for Carboxylic Acid Preactivation Pathways: Differences and Suitable Use Cases for Classical Mixed Anhydrides, CDI, Sulfonyl Chloride Systems, and the Yamaguchi System
Reaction Roles of DBU in Different Systems: Experimental Judgment from a Strong Organic Base to Nucleophilic Catalysis and Participation in the Reaction Pathway
Boc₂O Selection Cannot Be Judged by Protection Installation Alone: Experimental Decision-Making from Substrate Nucleophilicity and Medium Effects to Deprotection Pathways
DMAP Is More Than Just an Organic Base: Experimental Judgment from Nucleophilic Acyl Transfer to Esterification and Macrolactonization
Experimental Assessment of HOPO in Carbodiimide-Mediated Amide Coupling: Low-Racemization Control, Application Scenarios, and Process Considerations
Experimental Selection Logic for Pentafluorophenyl-Based Systems: Practical Judgment from Active Esters and Pre-Activated Monomers to Downstream Transformations
Experimental Selection of SEM-Cl: From O/N-SEM Protection and Directed Functionalization of N-Heterocycles to the Introduction of Protected C1 Fragments
Experimental Judgment in Oxyma Coupling Systems: Coupling Efficiency, Racemization Control, and the HCN Risk in DIC-Based Systems
Experimental Evaluation of Triphosgene in Organic Synthesis: Understanding Its Selection Logic Through Reaction Tasks
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Experimental Judgment for TFPN in Carboxylic Acid Activation: Suitable Scenarios, Intermediate Distribution, and Nucleophile Compatibility
Experimental Judgment and Condition Selection for Visible-Light Catalysis in Organic Synthesis
Reaction Selection in Small-Molecule Synthesis: From Transformation-Type Assessment to Experimental Route Screening
How to Determine Whether a Protein Is Suitable for Targeted Degradation: From Degradation Pathway and Molecular Design to Mechanism Validation
Selective Acylation of Less Reactive Amines in Complex Substrates: Strategies for N/O and N/N Selectivity Control This article draws on the work of Li et al. on the TCFH/catalytic Oxyma system and transient imine protection, and summarizes design strateg
How to Troubleshoot Abnormal Impurities in Peptide Synthesis? Locating Process Issues Through Amino-Related Side Reactions
Peptide Intermediates Difficult to Dissolve and Separate? Route Design and Workup Strategies for Tag-Assisted Liquid-Phase Peptide Synthesis (TAG-LPPS)
AITF-Mediated Carboxylic Acid Activation for the Synthesis of Amides, Peptides, and Esters: Activation Mechanism and Applicable Scenarios
Formation and Control of Carboxyl- and Hydroxyl-Related Impurities in Peptide Synthesis — Using Asp/Glu and Ser/Thr Residue Side Reactions as Examples
Stabilization Design of Bridgehead α-Fluoroamines and Their Value as Medicinal Chemistry Building Blocks
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