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Home/Compounds/Agrochemical/6-chloronicotinic acid
C6H4ClNO2
157.55 g/mol
AgrochemicalWarning

6-Chloronicotinic acid

CAS5326-23-8EC226-201-5
Category
Agrochemical
Compound Class
Organic Acid
Primary Use
metabolite of neonicotinoid insecticides

6-Chloronicotinic acid is a chemical compound that serves as a metabolite of neonicotinoid insecticides, a class of neuro-active compounds developed in the 1980s. It is structurally characterized by an aromatic ring containing a chlorine atom and a carboxylic acid group.

metabolite of neonicotinoid insecticidesresearch compound for environmental or metabolic studies

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

SimilarStructure SimilarSimilarity 0.72

6-Chloronicotinoyl chloride

CAS58757-38-3

pharmaceutical intermediate

SimilarStructure SimilarSimilarity 0.72

6-Chloropyridine-3-carbonyl chloride--hydrogen chloride (1/1)

CAS66608-11-5

pharmaceutical intermediate

ReferenceSame Category

2,4-D-ethyl

CAS533-23-3

Herbicide active ingredient

ReferenceSame Category

1-Methyl-4-cyano-5-amino-1,2-pyrazole

CAS5334-41-8

intermediate for fipronil synthesis

ReferenceSame Category

Dinitro-ortho-cresol

CAS534-52-1

contact herbicide and insecticide

ReferenceSame Category

3-Chloro-4-methoxyaniline

CAS5345-54-0

Metabolite of chlorpropham herbicide

Related Reading

Why Does One Chemical Intermediate End Up in Dozens of Pesticides? Inside the Reaction Interface Economy

A single pyridine intermediate feeds four different neonicotinoid insecticides. A single pyrazole acid feeds a whole family of SDHI fungicides. This isn't coincidence — it's the Reaction Interface Economy, the organizing logic behind modern agrochemical R&D and its supply chain.

Read more

Safety Reference

Harmful
Harmful
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Customs Tariff Classification

The international HS code for 6-Chloronicotinic acid (CAS 5326-23-8) is 2933.39.

HS code (international, 6-digit)

2933.39

EU CN code (8-digit)

2933 39 99

Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.

Identifiers
IUPAC Name

6-chloropyridine-3-carboxylic acid

InChIKey

UAWMVMPAYRWUFX-UHFFFAOYSA-N

SMILES

C1=CC(=NC=C1C(=O)O)Cl

Synonyms (15)
  • 6-Chloronicotinic acid
  • Acetamiprid metabolite IC-0
  • Imidacloprid Impurity 14
  • NICOTINIC ACID, 6-CHLORO-
  • acetamiprid TP3
  • imidacloprid TP2

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