2-Butenenitrile - ≥98% , CAS No.4786-20-3

CAS: 4786-20-3 Cat. No.: B111228 Molecular Weight: 67.09 Beilstein Registry Number: 1719747 EC Number: 225-335-1
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
CROTONONITRILE | crotono-nitrile | Crotonitrile | 2-Butenenitrile, mixture of cis and trans | EINECS 225-335-1 | E74GS2HL23 | 1-Propenyl cyanide | CHEBI:191223 | trans-Crotononitrile | 2-Butenenitrile | C3132 | crotonitril | trans-but-2-enenitrile | 2-BUT
Storage
Room temperature
Shipped In
FedEx DG Service
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1ml
B111228-1ml
1
$15.90
5ml
B111228-5ml
5
$60.90
25ml
B111228-25ml
4
$208.90
100ml
B111228-100ml
5
$499.90
500ml
B111228-500ml
2
$1,994.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Neurotoxic properties of crotononitrile have been investigated. Mechanism of the Baylis-Hillman reaction of crotononitrile and benzaldehyde in the presence of 1,4-diazabicyclo[2,2,2]octane (catalyst) has been investigated.

Specifications

Synonyms
CROTONONITRILE | crotono-nitrile | Crotonitrile | 2-Butenenitrile, mixture of cis and trans | EINECS 225-335-1 | E74GS2HL23 | 1-Propenyl cyanide | CHEBI:191223 | trans-Crotononitrile | 2-Butenenitrile | C3132 | crotonitril | trans-but-2-enenitrile | 2-BUT
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
FedEx DG Service
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid488190863
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488190863
Canonical SmilesCC=CC#N
IUPAC Name(E)-but-2-enenitrile
InChIKeyNKKMVIVFRUYPLQ-NSCUHMNNSA-N
INCHI1S/C4H5N/c1-2-3-4-5/h2-3H,1H3/b3-2+
Isomeric SMILES C/C=C/C#N
WGK Germany 3
RTECS GQ6322000
UN Number 1993
Packing Group III
Molecular Weight 67.09
Beilstein 1719747
Reaxy-Rn 1098388
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1098388&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.

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🔬 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
SubclassOrganic cyanides
Intermediate Tree Nodes Not available
Direct ParentNitriles
Alternative Parents Organopnictogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Nitrile - Carbonitrile - Organopnictogen compound - Hydrocarbon derivative - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as nitriles. These are compounds having the structure RC#N; thus C-substituted derivatives of hydrocyanic acid, HC#N.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
CTSB Tchem Cathepsin B (3822 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

15 results found

Lot NumberCertificate TypeDateItem
E2628130Certificate of AnalysisJun 01, 2026 B111228
G2429066Certificate of AnalysisMay 08, 2026 B111228
H2220118Certificate of AnalysisFeb 04, 2026 B111228
E2325143Certificate of AnalysisFeb 11, 2025 B111228
A2303101Certificate of AnalysisOct 12, 2024 B111228
A2303102Certificate of AnalysisOct 12, 2024 B111228
A2303103Certificate of AnalysisOct 12, 2024 B111228
A2303104Certificate of AnalysisOct 12, 2024 B111228
J2524332Certificate of AnalysisJun 27, 2024 B111228
J2524333Certificate of AnalysisJun 27, 2024 B111228
C2310754Certificate of AnalysisMar 16, 2023 B111228
C2310755Certificate of AnalysisMar 16, 2023 B111228
H2220116Certificate of AnalysisJul 30, 2022 B111228
B2207211Certificate of AnalysisJan 10, 2022 B111228
B2207212Certificate of AnalysisJan 10, 2022 B111228

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Chemical and Physical Properties
Refractive Index1.418-1.42
Flash Point(°F)60.8 °F
Flash Point(°C)17 °C
Boil Point(°C)116°C
Molecular Weight67.090 g/mol
XLogP30.800
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass67.0422 Da
Monoisotopic Mass67.0422 Da
Topological Polar Surface Area23.800 Ų
Heavy Atom Count5
Formal Charge0
Complexity72.900
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count1
Solution Calculators
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