4-Chloro-5-(2-thienyl)thieno[2,3-d]pyrimidine - ≥95% , CAS No.189681-04-7

CAS: 189681-04-7 Cat. No.: C1070927 Molecular Weight: 252.75 PubChem CID: 735732
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Storage
Room temperature
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
C1070927-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$104.90
1g
C1070927-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$272.90
5g
C1070927-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$851.90
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Why this grade

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

🌡

Storage & shipping

Room temperature Ships 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

Specifications & Purity
≥95%
Storage
Room temperature
Purity
≥95%
Names and Identifiers
Canonical SmilesC1=CSC(=C1)C2=CSC3=C2C(=NC=N3)Cl
IUPAC Name4-chloro-5-thiophen-2-ylthieno[2,3-d]pyrimidine
InChIKeyVNWBUFWVNCUUKY-UHFFFAOYSA-N
INCHI1S/C10H5ClN2S2/c11-9-8-6(7-2-1-3-14-7)4-15-10(8)13-5-12-9/h1-5H
Isomeric SMILES C1=CSC(=C1)C2=CSC3=C2C(=NC=N3)Cl
PubChem CID 735732
Molecular Weight 252.75

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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassBi- and oligothiophenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentBi- and oligothiophenes
Alternative Parents Thienopyrimidines  Halopyrimidines  Aryl chlorides  Thiophenes  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organochlorides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Bithiophene - Thienopyrimidine - Halopyrimidine - Aryl chloride - Aryl halide - Pyrimidine - Thiophene - Heteroaromatic compound - Azacycle - Hydrocarbon derivative - Organonitrogen compound - Organochloride - Organohalogen compound - Organopnictogen compound - Organic nitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as bi- and oligothiophenes. These are organic compounds containing two or more linked thiophene rings. Thiophene is a five-member aromatic ring with one sulfur and four carbon atoms.
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:
Chemical and Physical Properties
Molecular Weight252.700 g/mol
XLogP33.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass251.958 Da
Monoisotopic Mass251.958 Da
Topological Polar Surface Area82.300 Ų
Heavy Atom Count15
Formal Charge0
Complexity241.000
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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