3-Chloroindazole is an indazole bearing an electron withdrawing substituent.
3-Chloroindazole was used in the preparation of 3-chloro-1-(4′-methylphenyl)-indazole.

Specifications

Synonyms

Specifications & Purity

≥97%

Storage

Room temperature

Shipped In

Normal

Purity

≥97%

Names and Identifiers

Pubchem Sid	488186949
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488186949
Canonical Smiles	C1=CC2=C(NN=C2C=C1)Cl
IUPAC Name	3-chloro-2H-indazole
InChIKey	QPHAGNNWDZSKJH-UHFFFAOYSA-N
INCHI	1S/C7H5ClN2/c8-7-5-3-1-2-4-6(5)9-10-7/h1-4H,(H,9,10)
Isomeric SMILES	C1=CC2=C(NN=C2C=C1)Cl
WGK Germany	3
Molecular Weight	152.58
Reaxy-Rn	20915856
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=20915856&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

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📊 Datasheet

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Benzopyrazoles
    - Subclass Indazoles

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Benzopyrazoles
Subclass	Indazoles
Intermediate Tree Nodes	Not available
Direct Parent	Indazoles
Alternative Parents	Benzenoids Aryl chlorides Pyrazoles Heteroaromatic compounds Azacyclic compounds Organopnictogen compounds Organonitrogen compounds Organochlorides Hydrocarbon derivatives
Molecular Framework	Aromatic heteropolycyclic compounds
Substituents	Benzopyrazole - Indazole - Aryl chloride - Aryl halide - Benzenoid - Azole - Heteroaromatic compound - Pyrazole - Azacycle - Organochloride - Organohalogen compound - Organic nitrogen compound - Hydrocarbon derivative - Organonitrogen compound - Organopnictogen compound - Aromatic heteropolycyclic compound
Description	This compound belongs to the class of organic compounds known as indazoles. These are compounds containing an indazole, which is structurally characterized by a pyrazole fused to a benzene.
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

3D Structure

Associated Targets(Human)

NOS1 Tchem Nitric-oxide synthase, brain (1786 Activities)

Discover Target: NOS1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

A498 (42825 Activities)

Lot Number	Certificate Type	Date	Item
F2312287	Certificate of Analysis	Mar 17, 2026	C169319
C23301084	Certificate of Analysis	Jan 19, 2026	C169319
J2111223	Certificate of Analysis	Jul 18, 2024	C169319
J2111257	Certificate of Analysis	Jul 18, 2024	C169319
J2111258	Certificate of Analysis	Jul 18, 2024	C169319
J2111259	Certificate of Analysis	Jul 18, 2024	C169319

Melt Point(°C)	149 °C (subl.) (lit.)
Molecular Weight	152.580 g/mol
XLogP3	2.500
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	152.014 Da
Monoisotopic Mass	152.014 Da
Topological Polar Surface Area	28.700 Å²
Heavy Atom Count	10
Formal Charge	0
Complexity	129.000
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

3-Chloroindazole - ≥97% , CAS No.29110-74-5

Why this grade

Storage & shipping

Quality documents

Literature proof

Overview

Specifications

Documentation

📋 Safety Data Sheet (SDS)

✅ Certificate of Analysis (COA)

📊 Datasheet

🔬 Specification Sheet

Advanced Data

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