7-bromo-4-chloroquinazoline - ≥97% , CAS No.573675-55-5

CAS: 573675-55-5 Cat. No.: B176828 Molecular Weight: 243.49 EC Number: 826-578-1
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
B176828-250mg
1

$16.90

$25.90
Save $9.00 (34.75%)
1g
B176828-1g
1

$21.90

$32.90
Save $11.00 (33.43%)
5g
B176828-5g
1

$68.90

$103.90
Save $35.00 (33.69%)
25g
B176828-25g
1

$276.90

$415.90
Save $139.00 (33.42%)
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🧪

Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Argon charged Ships Wet ice 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Specifications & Purity
≥97%
Storage
Store at 2-8°C, Protected from light, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesC1=CC2=C(C=C1Br)N=CN=C2Cl
IUPAC Name7-bromo-4-chloroquinazoline
InChIKeyVLZJBXYXSWZAJQ-UHFFFAOYSA-N
INCHI1S/C8H4BrClN2/c9-5-1-2-6-7(3-5)11-4-12-8(6)10/h1-4H
Isomeric SMILES C1=CC2=C(C=C1Br)N=CN=C2Cl
Molecular Weight 243.49
Reaxy-Rn 14394265
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=14394265&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
ClassDiazanaphthalenes
SubclassBenzodiazines
Intermediate Tree Nodes Not available
Direct ParentQuinazolines
Alternative Parents Halopyrimidines  Benzenoids  Aryl chlorides  Aryl bromides  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organochlorides  Organobromides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Quinazoline - Halopyrimidine - Aryl bromide - Aryl chloride - Aryl halide - Benzenoid - Pyrimidine - Heteroaromatic compound - Azacycle - Organochloride - Organobromide - Organohalogen compound - Hydrocarbon derivative - Organopnictogen compound - Organic nitrogen compound - Organonitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as quinazolines. These are compounds containing a quinazoline moiety, which is made up of two fused six-member aromatic rings, a benzene ring and a pyrimidine 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.

8 results found

Lot NumberCertificate TypeDateItem
K2427315Certificate of AnalysisSep 03, 2024 B176828
K2427316Certificate of AnalysisSep 03, 2024 B176828
K2427317Certificate of AnalysisSep 03, 2024 B176828
K2427318Certificate of AnalysisSep 03, 2024 B176828
K2427319Certificate of AnalysisSep 03, 2024 B176828
K2427320Certificate of AnalysisSep 03, 2024 B176828
K2427321Certificate of AnalysisSep 03, 2024 B176828
K2427322Certificate of AnalysisSep 03, 2024 B176828
Chemical and Physical Properties
Sensitivitymoisture & light sensitive
Boil Point(°C)339.7±22.0℃(Predicted)
Molecular Weight243.490 g/mol
XLogP33.200
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass241.925 Da
Monoisotopic Mass241.925 Da
Topological Polar Surface Area25.800 Ų
Heavy Atom Count12
Formal Charge0
Complexity167.000
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
Documents & Articles
Citations of This Product
References
1. Feng He, Aihong Wu, Chuanlai Xu, Hua Kuang, Aihua Qu.  (2026)  A Sensitive and Specific Dual-T-Line Immunochromatographic Assay Based on Rational Hapten Design for On-Site Rapid Detection of Fenazaquin in Food and Environmental Samples.  JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY,      [PMID:41493823] [10.1021/acs.jafc.5c14481]
Solution Calculators
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