2-Amino-5-bromo-3-methoxypyrazine - ≥95% , CAS No.5900-13-0

CAS: 5900-13-0 Cat. No.: A121884 Molecular Weight: 204.02 EC Number: 621-019-6
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
3-Bromo-5-methoxy-2-pyrazinamine | 1-CYCLOHEXENE-1-CARBOXALDEHYDE, 4-ISOPROPENYL-, (S)-(-)- | A8315 | Q-103314 | 2-amino-3-methoxy-5-bromopyrazine | 2-AMINO-5-BROMO-3-METHOXYPYRAZINE | AKOS015834943 | EN300-399138 | AB44806 | FS-2567 | 2-Amino-5-bromo-3-m
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
500mg
A121884-500mg
3
$9.90
1g
A121884-1g
3
$11.90
2.5g
A121884-2.5g
1
$14.90
5g
A121884-5g
5
$19.90
10g
A121884-10g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$38.90
25g
A121884-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$96.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at 2-8°C Ships Wet ice 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
3-Bromo-5-methoxy-2-pyrazinamine | 1-CYCLOHEXENE-1-CARBOXALDEHYDE, 4-ISOPROPENYL-, (S)-(-)- | A8315 | Q-103314 | 2-amino-3-methoxy-5-bromopyrazine | 2-AMINO-5-BROMO-3-METHOXYPYRAZINE | AKOS015834943 | EN300-399138 | AB44806 | FS-2567 | 2-Amino-5-bromo-3-m
Specifications & Purity
≥95%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Pubchem Sid504766318
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504766318
Canonical SmilesCOC1=NC(=CN=C1N)Br
IUPAC Name5-bromo-3-methoxypyrazin-2-amine
InChIKeyQDFJJHGAODFQMN-UHFFFAOYSA-N
INCHI1S/C5H6BrN3O/c1-10-5-4(7)8-2-3(6)9-5/h2H,1H3,(H2,7,8)
Isomeric SMILES COC1=NC(=CN=C1N)Br
WGK Germany 3
Molecular Weight 204.02
Reaxy-Rn 609252
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=609252&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
SuperclassOrganoheterocyclic compounds
ClassDiazines
SubclassPyrazines
Intermediate Tree Nodes Not available
Direct ParentMethoxypyrazines
Alternative Parents Aminopyrazines  Alkyl aryl ethers  Imidolactams  Aryl bromides  Heteroaromatic compounds  Azacyclic compounds  Primary amines  Organobromides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Methoxypyrazine - Alkyl aryl ether - Aminopyrazine - Aryl bromide - Aryl halide - Imidolactam - Heteroaromatic compound - Ether - Azacycle - Primary amine - Organooxygen compound - Organonitrogen compound - Organobromide - Organohalogen compound - Hydrocarbon derivative - Amine - Organic nitrogen compound - Organic oxygen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as methoxypyrazines. These are pyrazines containing a methoxyl group attached to the pyrazine 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.

5 results found

Lot NumberCertificate TypeDateItem
H2230040Certificate of AnalysisMar 17, 2026 A121884
A1514047Certificate of AnalysisFeb 05, 2026 A121884
F2221422Certificate of AnalysisDec 10, 2025 A121884
F2221423Certificate of AnalysisJun 29, 2022 A121884
C2302250Certificate of AnalysisJun 29, 2022 A121884
Chemical and Physical Properties
SensitivityHeat sensitive
Melt Point(°C)135-140°C
Molecular Weight204.020 g/mol
XLogP30.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass202.969 Da
Monoisotopic Mass202.969 Da
Topological Polar Surface Area61.000 Ų
Heavy Atom Count10
Formal Charge0
Complexity113.000
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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