5-(chloromethyl)-4H,7H-pyrazolo(1,5-a)pyrimidin-7-one - ≥98% , CAS No.1258651-02-3

CAS: 1258651-02-3 Cat. No.: C1288887 Molecular Weight: 183.59 EC Number: 856-375-3
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
C1288887-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$85.90
250mg
C1288887-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$143.90
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Why this grade

≥98% 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

Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Canonical SmilesC1=CNN2C1=NC(=CC2=O)CCl
IUPAC Name5-(chloromethyl)-1H-pyrazolo[1,5-a]pyrimidin-7-one
InChIKeyAJTAVFSWJIJWLN-UHFFFAOYSA-N
INCHI1S/C7H6ClN3O/c8-4-5-3-7(12)11-6(10-5)1-2-9-11/h1-3,9H,4H2
Molecular Weight 183.59

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
ClassPyrazolopyrimidines
SubclassPyrazolo[1,5-a]pyrimidines
Intermediate Tree Nodes Not available
Direct ParentPyrazolo[1,5-a]pyrimidines
Alternative Parents Pyrimidones  Pyrazoles  Heteroaromatic compounds  Lactams  Azacyclic compounds  Organooxygen compounds  Organonitrogen compounds  Organochlorides  Organic oxides  Hydrocarbon derivatives  Alkyl chlorides  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Pyrazolo[1,5-a]pyrimidine - Pyrimidone - Pyrimidine - Azole - Pyrazole - Heteroaromatic compound - Lactam - Azacycle - Organic oxygen compound - Organic nitrogen compound - Alkyl halide - Organooxygen compound - Organonitrogen compound - Organochloride - Organohalogen compound - Alkyl chloride - Hydrocarbon derivative - Organic oxide - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrazolo[1,5-a]pyrimidines. These are aromatic heterocyclic compounds containing a pyrazolo[3,4-d]pyrimidine ring system, which consists of a pyrazole ring fused to and sharing exactly one nitrogen atom with 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:
Chemical and Physical Properties
Molecular Weight183.590 g/mol
XLogP30.000
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass183.02 Da
Monoisotopic Mass183.02 Da
Topological Polar Surface Area44.700 Ų
Heavy Atom Count12
Formal Charge0
Complexity319.000
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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