2,4-Dichloropyrimidine - ≥98% , CAS No.3934-20-1

CAS: 3934-20-1 Cat. No.: D103228 Molecular Weight: 148.98 Beilstein Registry Number: 110911 EC Number: 223-508-6
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
W-106442 | A6589 | Pyrimidine,2,4-dichloro- | AI3-26561 | UNII-YV96122OCD | 2,4-Dicloropyrimidine | 1,3 Butanediol dimethacrylate | AB00576 | EN300-18947 | Propanedinitrile,2-(2,4,7-trinitro-9H-fluoren-9-ylidene)- | 2,4 dichloropyrimidine | 2,4- dichlorop
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
500g
D103228-500g
1

$80.90

$121.90
Save $41.00 (33.63%)
5g
D103228-5g
5

$9.90

$14.90
Save $5.00 (33.56%)
10g
D103228-10g
1

$11.90

$17.90
Save $6.00 (33.52%)
25g
D103228-25g
3

$18.90

$28.90
Save $10.00 (34.60%)
100g
D103228-100g
1

$51.90

$77.90
Save $26.00 (33.38%)
250g
D103228-250g
2

$66.90

$100.90
Save $34.00 (33.70%)
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Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,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.

Overview

2,4-Dichloropyrimidine is a human skin sensitizer. It undergoes effective one-pot, regioselective double Suzuki coupling reaction to yield diarylated pyrimidines

Specifications

Synonyms
W-106442 | A6589 | Pyrimidine, 2, 4-dichloro- | AI3-26561 | UNII-YV96122OCD | 2, 4-Dicloropyrimidine | 1, 3 Butanediol dimethacrylate | AB00576 | EN300-18947 | Propanedinitrile, 2-(2, 4, 7-trinitro-9H-fluoren-9-ylidene)- | 2, 4 dichloropyrimidine | 2, 4- dichlorop
Specifications & Purity
≥98%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid504755187
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504755187
Canonical SmilesC1=CN=C(N=C1Cl)Cl
IUPAC Name2,4-dichloropyrimidine
InChIKeyBTTNYQZNBZNDOR-UHFFFAOYSA-N
INCHI1S/C4H2Cl2N2/c5-3-1-2-7-4(6)8-3/h1-2H
Isomeric SMILES C1=CN=C(N=C1Cl)Cl
WGK Germany 3
Molecular Weight 148.98
Beilstein 110911
Reaxy-Rn 110911
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=110911&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
SubclassPyrimidines and pyrimidine derivatives
Intermediate Tree Nodes Halopyrimidines
Direct Parent2-halopyrimidines
Alternative Parents Aryl chlorides  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organochlorides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents 2-halopyrimidine - Aryl halide - Aryl chloride - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Organochloride - Organohalogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 2-halopyrimidines. These are aromatic compounds containing a pyrimidine ring substituted at the 2-position with a halogen atom.
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.

20 results found

Lot NumberCertificate TypeDateItem
G1831122Certificate of AnalysisMar 20, 2026 D103228
G1831121Certificate of AnalysisMar 20, 2026 D103228
I2403284Certificate of AnalysisJun 22, 2024 D103228
G2412096Certificate of AnalysisMar 08, 2024 D103228
C2429385Certificate of AnalysisMar 08, 2024 D103228
C2429387Certificate of AnalysisMar 08, 2024 D103228
C2429386Certificate of AnalysisMar 08, 2024 D103228
C2412199Certificate of AnalysisFeb 26, 2024 D103228
C2412200Certificate of AnalysisFeb 26, 2024 D103228
F23281158Certificate of AnalysisJul 04, 2023 D103228
F23281157Certificate of AnalysisJul 04, 2023 D103228
F23281156Certificate of AnalysisJul 04, 2023 D103228
F23281159Certificate of AnalysisJul 03, 2023 D103228
G2207083Certificate of AnalysisJul 11, 2022 D103228
I2214122Certificate of AnalysisJun 13, 2022 D103228
I2224122Certificate of AnalysisJun 13, 2022 D103228
I2224123Certificate of AnalysisJun 13, 2022 D103228
I2224125Certificate of AnalysisJun 13, 2022 D103228
I2224141Certificate of AnalysisJun 13, 2022 D103228
I2224150Certificate of AnalysisJun 13, 2022 D103228

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Chemical and Physical Properties
SolubilitySoluble in water (partly), methanol, chloroform, and ethyl acetate.
Sensitivityair sensitive ,Moisture sensitive
Boil Point(°C)101°C/23mmHg
Melt Point(°C)57-61°C
Molecular Weight148.980 g/mol
XLogP32.100
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass147.96 Da
Monoisotopic Mass147.96 Da
Topological Polar Surface Area25.800 Ų
Heavy Atom Count8
Formal Charge0
Complexity78.400
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
Documents & Articles
Citations of This Product
References
1. Shuofeng Li, Zhi Li, Sicheng Ma, Lin Hao, Weihua Liu, Qianqian Wang, Chun Wang, Zhi Wang, Qiuhua Wu.  (2022)  Synthesis of nitrogen-rich magnetic hypercrosslinked polymer as robust adsorbent for the detection of neonicotinoids in honey, tomatoes, lettuce and Chinese cabbage.  JOURNAL OF CHROMATOGRAPHY A,      [PMID:35853425] [10.1016/j.chroma.2022.463326]
Solution Calculators
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