2,5-Dichlorobenzonitrile - ≥97% , CAS No.21663-61-6

CAS: 21663-61-6 Cat. No.: D113543 Molecular Weight: 172.01 Beilstein Registry Number: 9(3)1377 EC Number: 244-518-7
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
D4018 | EINECS 244-518-7 | 2,5-Dichlorobenzonitrile | 2,5-dichloro-benzonitrile | EN300-172873 | STK802217 | AMY36994 | MFCD00019741 | NSC 166361 | Benzonitrile, 2,5-dichloro- | SY017110 | DTXSID70176049 | 2,5-Dichlorobenzonitrile, 97% | AC-23451 | W-1075
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
D113543-5g
8

$20.90

$31.90
Save $11.00 (34.48%)
25g
D113543-25g
4

$39.90

$59.90
Save $20.00 (33.39%)
100g
D113543-100g
1

$131.90

$197.90
Save $66.00 (33.35%)
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Why this grade

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

🌡

Storage & shipping

Room temperature Ships Normal 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.

Specifications

Synonyms
D4018 | EINECS 244-518-7 | 2, 5-Dichlorobenzonitrile | 2, 5-dichloro-benzonitrile | EN300-172873 | STK802217 | AMY36994 | MFCD00019741 | NSC 166361 | Benzonitrile, 2, 5-dichloro- | SY017110 | DTXSID70176049 | 2, 5-Dichlorobenzonitrile, 97% | AC-23451 | W-1075
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488186537
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488186537
Canonical SmilesC1=CC(=C(C=C1Cl)C#N)Cl
IUPAC Name2,5-dichlorobenzonitrile
InChIKeyLNGWRTKJZCBXGT-UHFFFAOYSA-N
INCHI1S/C7H3Cl2N/c8-6-1-2-7(9)5(3-6)4-10/h1-3H
Isomeric SMILES C1=CC(=C(C=C1Cl)C#N)Cl
WGK Germany 3
UN Number 3276
Molecular Weight 172.01
Beilstein 9(3)1377
Reaxy-Rn 2045293
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2045293&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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassHalobenzenes
Intermediate Tree Nodes Chlorobenzenes
Direct ParentDichlorobenzenes
Alternative Parents Benzonitriles  Aryl chlorides  Nitriles  Organopnictogen compounds  Organochlorides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents 1,4-dichlorobenzene - Benzonitrile - Aryl halide - Aryl chloride - Nitrile - Carbonitrile - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Organochloride - Organohalogen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dichlorobenzenes. These are compounds containing a benzene with exactly two chlorine atoms attached to it.
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.

5 results found

Lot NumberCertificate TypeDateItem
F2316967Certificate of AnalysisMar 18, 2026 D113543
D2301852Certificate of AnalysisJan 21, 2026 D113543
H1608048Certificate of AnalysisJan 20, 2025 D113543
A2206681Certificate of AnalysisOct 24, 2024 D113543
A2206752Certificate of AnalysisOct 24, 2024 D113543
Chemical and Physical Properties
SolubilitySoluble in Methanol
Melt Point(°C)130-132°C
Molecular Weight172.010 g/mol
XLogP32.600
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass170.964 Da
Monoisotopic Mass170.964 Da
Topological Polar Surface Area23.800 Ų
Heavy Atom Count10
Formal Charge0
Complexity160.000
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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