3,5-Dichloropyrazine-2-carbaldehyde - ≥97% , CAS No.136866-27-8

CAS: 136866-27-8 Cat. No.: D728541 Molecular Weight: 176.99 EC Number: 882-815-9 PubChem CID: 15696840
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
D728541-50mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$39.90

$59.90
Save $20.00 (33.39%)
250mg
D728541-250mg
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$147.90

$154.90
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1g
D728541-1g
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$397.90

$416.90
Save $19.00 (4.56%)
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Why this grade

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

🌡

Storage & shipping

Store at -20°C,Argon charged 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Specifications & Purity
≥97%
Storage
Store at -20°C, Argon charged
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
Canonical SmilesC1=C(N=C(C(=N1)C=O)Cl)Cl
IUPAC Name3,5-dichloropyrazine-2-carbaldehyde
InChIKeyMFMMFTVFMSLGAM-UHFFFAOYSA-N
INCHI1S/C5H2Cl2N2O/c6-4-1-8-3(2-10)5(7)9-4/h1-2H
Isomeric SMILES C1=C(N=C(C(=N1)C=O)Cl)Cl
PubChem CID 15696840
Molecular Weight 176.99

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 oxygen compounds
ClassOrganooxygen compounds
SubclassCarbonyl compounds
Intermediate Tree Nodes Aldehydes
Direct ParentAryl-aldehydes
Alternative Parents Pyrazines  Aryl chlorides  Vinylogous halides  Heteroaromatic compounds  Azacyclic compounds  Organonitrogen compounds  Organochlorides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Aryl-aldehyde - Pyrazine - Aryl halide - Aryl chloride - Heteroaromatic compound - Vinylogous halide - Azacycle - Organoheterocyclic compound - Organic nitrogen compound - Organic oxide - Hydrocarbon derivative - Organonitrogen compound - Organochloride - Organohalogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aryl-aldehydes. These are compounds containing an aldehyde group directly attached to an aromatic ring.
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.

3 results found

Lot NumberCertificate TypeDateItem
B2627446Certificate of AnalysisDec 10, 2025 D728541
B2627447Certificate of AnalysisDec 10, 2025 D728541
B2627449Certificate of AnalysisDec 10, 2025 D728541
Chemical and Physical Properties
SensitivityMoisture sensitive
Molecular Weight176.990 g/mol
XLogP31.500
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass175.954 Da
Monoisotopic Mass175.954 Da
Topological Polar Surface Area42.900 Ų
Heavy Atom Count10
Formal Charge0
Complexity133.000
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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