5-Bromoacenaphthene - ≥93%(GC) , CAS No.2051-98-1

CAS: 2051-98-1 Cat. No.: B132549 Molecular Weight: 233.11 Beilstein Registry Number: 5587 EC Number: 218-138-7
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GRADE & PURITY ≥93%(GC)
Synonyms
2-methylsulfanyl-4,5-dihydro-1H-imidazole;5-Bromo-1,2-dihydroacenaphthylene | EN300-154070 | EINECS 218-138-7 | MFCD00003809 | N-Hydroxy-1H-adenine | 46D4BK9PRB | STL419942 | 5-Bromo-1,2-dihydroacenaphthylene | ACENAPHTHYLENE, 5-BROMO-1,2-DIHYDRO- | 2-Ben
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
B132549-1g
3
$10.90
5g
B132549-5g
4
$25.90
25g
B132549-25g
1
$91.90
100g
B132549-100g
3
$278.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥93%(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-methylsulfanyl-4, 5-dihydro-1H-imidazole;5-Bromo-1, 2-dihydroacenaphthylene | EN300-154070 | EINECS 218-138-7 | MFCD00003809 | N-Hydroxy-1H-adenine | 46D4BK9PRB | STL419942 | 5-Bromo-1, 2-dihydroacenaphthylene | ACENAPHTHYLENE, 5-BROMO-1, 2-DIHYDRO- | 2-Ben
Specifications & Purity
≥93%(GC)
Storage
Room temperature
Shipped In
Normal
Purity
≥93%(GC)
Names and Identifiers
Pubchem Sid488185001
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488185001
Canonical SmilesC1CC2=CC=C(C3=CC=CC1=C23)Br
IUPAC Name5-bromo-1,2-dihydroacenaphthylene
InChIKeyQALKJGMGKYKMKE-UHFFFAOYSA-N
INCHI1S/C12H9Br/c13-11-7-6-9-5-4-8-2-1-3-10(11)12(8)9/h1-3,6-7H,4-5H2
Isomeric SMILES C1CC2=CC=C(C3=CC=CC1=C23)Br
Molecular Weight 233.11
Beilstein 5587
Reaxy-Rn 1870282
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1870282&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
SuperclassBenzenoids
ClassNaphthalenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentNaphthalenes
Alternative Parents Aryl bromides  Organobromides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Naphthalene - Aryl halide - Aryl bromide - Hydrocarbon derivative - Organobromide - Organohalogen compound - Aromatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as naphthalenes. These are compounds containing a naphthalene moiety, which consists of two fused benzene rings.
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.

11 results found

Lot NumberCertificate TypeDateItem
H2011064Certificate of AnalysisJan 26, 2026 B132549
H2011063Certificate of AnalysisJan 26, 2026 B132549
H2011062Certificate of AnalysisJan 26, 2026 B132549
J1627084Certificate of AnalysisNov 06, 2025 B132549
C2211258Certificate of AnalysisSep 09, 2025 B132549
C2211270Certificate of AnalysisSep 09, 2025 B132549
C2211271Certificate of AnalysisSep 09, 2025 B132549
C2211272Certificate of AnalysisSep 09, 2025 B132549
E2326132Certificate of AnalysisMar 05, 2025 B132549
C2506278Certificate of AnalysisJun 20, 2024 B132549
C2512800Certificate of AnalysisJun 20, 2024 B132549

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Chemical and Physical Properties
Boil Point(°C)335 °C
Melt Point(°C)55 °C
Molecular Weight233.100 g/mol
XLogP34.700
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count0
Exact Mass231.989 Da
Monoisotopic Mass231.989 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count13
Formal Charge0
Complexity201.000
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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