2-(Methylthio)pyrazine - ≥98%(GC) , CAS No.21948-70-9

CAS: 21948-70-9 Cat. No.: M132836 Molecular Weight: 126.18 Beilstein Registry Number: 23(5)11,130 EC Number: 244-675-1
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GRADE & PURITY ≥98%(GC)
Synonyms
2-methylsulanylpyrazine | AKOS006221647 | DTXCID9027491 | SCHEMBL1617422 | Q27287661 | PYRAZINYL METHYL SULFIDE [FHFI] | 2-(methylmercapto)pyrazine | Pyrazine, (methylthio)- | 2-(Methylthio)pyrazine, >=98%, FG | 2-Methylmercaptopyrazine | Q-100274 | A8157
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
5g
M132836-5g
10

$9.90

$14.90
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25g
M132836-25g
3

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100g
M132836-100g
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$48.90

$73.90
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Why this grade

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

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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.

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Literature proof

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

Specifications

Synonyms
2-methylsulanylpyrazine | AKOS006221647 | DTXCID9027491 | SCHEMBL1617422 | Q27287661 | PYRAZINYL METHYL SULFIDE [FHFI] | 2-(methylmercapto)pyrazine | Pyrazine, (methylthio)- | 2-(Methylthio)pyrazine, >=98%, FG | 2-Methylmercaptopyrazine | Q-100274 | A8157
Specifications & Purity
≥98%(GC)
Storage
Room temperature
Shipped In
Normal
Purity
≥98%(GC)
Names and Identifiers
Pubchem Sid488190037
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488190037
Canonical SmilesCSC1=NC=CN=C1
IUPAC Name2-methylsulfanylpyrazine
InChIKeyKBPBOWBQRUXMFV-UHFFFAOYSA-N
INCHI1S/C5H6N2S/c1-8-5-4-6-2-3-7-5/h2-4H,1H3
Isomeric SMILES CSC1=NC=CN=C1
Molecular Weight 126.18
Beilstein 23(5)11,130
Reaxy-Rn 878423
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=878423&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.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganosulfur compounds
ClassThioethers
SubclassAryl thioethers
Intermediate Tree Nodes Not available
Direct ParentAryl thioethers
Alternative Parents Alkylarylthioethers  Pyrazines  Heteroaromatic compounds  Sulfenyl compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Aryl thioether - Alkylarylthioether - Pyrazine - Heteroaromatic compound - Azacycle - Organoheterocyclic compound - Sulfenyl compound - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aryl thioethers. These are organosulfur compounds containing a thioether group that is substituted by an aryl group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

3 results found

Lot NumberCertificate TypeDateItem
E1723073Certificate of AnalysisApr 15, 2026 M132836
D2319938Certificate of AnalysisDec 09, 2022 M132836
D2319947Certificate of AnalysisDec 09, 2022 M132836
Chemical and Physical Properties
SolubilitySoluble in Methanol
Melt Point(°C)45 °C
Molecular Weight126.180 g/mol
XLogP31.200
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass126.025 Da
Monoisotopic Mass126.025 Da
Topological Polar Surface Area51.100 Ų
Heavy Atom Count8
Formal Charge0
Complexity67.400
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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