2,2'-Biquinoline - ≥98% , CAS No.119-91-5

CAS: 119-91-5 Cat. No.: B100498 Molecular Weight: 256.3 Beilstein Registry Number: 187259 EC Number: 204-357-5
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
2,2/'-Biquinoline | SR-01000596937 | 2,2 inverted exclamation mark -Biquinoline | DTXSID8059500 | HMS3749A07 | NSC 1533 | 2,2'-Biquinoline, for spectrophotometric det. of Cu, >=99.0% | 2-(quinolin-2-yl)quinoline | 2,2'-Quinolyl | B0470 | Oprea1_035027 | 2
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
B100498-1g
3

$11.90

$17.90
Save $6.00 (33.52%)
5g
B100498-5g
2

$16.90

$25.90
Save $9.00 (34.75%)
10g
B100498-10g
2

$31.90

$47.90
Save $16.00 (33.40%)
25g
B100498-25g
3

$78.90

$118.90
Save $40.00 (33.64%)
100g
B100498-100g
1

$314.90

$472.90
Save $158.00 (33.41%)
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Why this grade

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

🌡

Storage & shipping

Room temperature Ships Normal 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 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2, 2/'-Biquinoline | SR-01000596937 | 2, 2 inverted exclamation mark -Biquinoline | DTXSID8059500 | HMS3749A07 | NSC 1533 | 2, 2'-Biquinoline, for spectrophotometric det. of Cu, >=99.0% | 2-(quinolin-2-yl)quinoline | 2, 2'-Quinolyl | B0470 | Oprea1_035027 | 2
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid504751670
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504751670
Canonical SmilesC1=CC=C2C(=C1)C=CC(=N2)C3=NC4=CC=CC=C4C=C3
IUPAC Name2-quinolin-2-ylquinoline
InChIKeyWPTCSQBWLUUYDV-UHFFFAOYSA-N
INCHI1S/C18H12N2/c1-3-7-15-13(5-1)9-11-17(19-15)18-12-10-14-6-2-4-8-16(14)20-18/h1-12H
Isomeric SMILES C1=CC=C2C(=C1)C=CC(=N2)C3=NC4=CC=CC=C4C=C3
WGK Germany 3
Molecular Weight 256.3
Beilstein 187259
Reaxy-Rn 187259
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=187259&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
ClassPyridines and derivatives
SubclassBipyridines and oligopyridines
Intermediate Tree Nodes Not available
Direct ParentBipyridines and oligopyridines
Alternative Parents Quinolines and derivatives  Benzenoids  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Bipyridine - Quinoline - Benzenoid - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as bipyridines and oligopyridines. These are organic compounds containing two pyridine rings linked to each other.
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.

17 results found

Lot NumberCertificate TypeDateItem
I2201065Certificate of AnalysisJun 11, 2026 B100498
I2201073Certificate of AnalysisJun 11, 2026 B100498
I2201076Certificate of AnalysisJun 11, 2026 B100498
I2201077Certificate of AnalysisJun 11, 2026 B100498
I2509089Certificate of AnalysisSep 15, 2025 B100498
K2123264Certificate of AnalysisSep 04, 2025 B100498
G2108041Certificate of AnalysisApr 08, 2025 B100498
G2022110Certificate of AnalysisMay 08, 2024 B100498
H2408128Certificate of AnalysisApr 29, 2024 B100498
G2415383Certificate of AnalysisApr 29, 2024 B100498
G2415387Certificate of AnalysisApr 29, 2024 B100498
C1629113Certificate of AnalysisOct 10, 2023 B100498
K2317082Certificate of AnalysisJan 06, 2023 B100498
C1926060Certificate of AnalysisJan 06, 2023 B100498
J1809153Certificate of AnalysisAug 08, 2022 B100498
I2201078Certificate of AnalysisJul 22, 2022 B100498
H1807026Certificate of AnalysisJun 14, 2022 B100498

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Chemical and Physical Properties
SensitivityLight Sensitive
Melt Point(°C)192°C
Molecular Weight256.300 g/mol
XLogP34.300
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass256.1 Da
Monoisotopic Mass256.1 Da
Topological Polar Surface Area25.800 Ų
Heavy Atom Count20
Formal Charge0
Complexity297.000
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
Citations of This Product
References
1. Yong Chen, Junfeng Zhao, Lu Hu, Jing Tian, Yong Liu.  (2021)  Degradation of sulfamerazine by a novel CuxO@C composite derived from Cu-MOFs under air aeration.  CHEMOSPHERE,      [PMID:33971422] [10.1016/j.chemosphere.2021.130678]
2. Yong Liu, Yang Zhao, Jianlong Wang.  (2020)  Activation of peroxydisulfate by a novel Cu0-Cu2O@CNTs composite for 2, 4-dichlorophenol degradation.  SCIENCE OF THE TOTAL ENVIRONMENT,      [PMID:32919314] [10.1016/j.scitotenv.2020.141883]
3. Yaoguo Shen, Jiajia Xiong, Mengqing Wu, Mengcai Li, Yingwu Zhou, Yanjie Zhang.  (2025)  Enhancing Birefringence via a Planar-Conformation-Locking Strategy.  Laser & Photonics Reviews,      [PMID:] [10.1002/lpor.202501545]
4. Dachuan Zhang, Ni Yang, Yang Zhou, Haomin Yu, Jingning Cao, Minghao Wang, Si Wu.  (2025)  Visible-light-responsive gels with long-lasting functions via combining metallopolymers and coordination solvents with reduced volatilization.  Polymer Chemistry,      [PMID:] [10.1039/D5PY01126D]
Solution Calculators
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