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6-Chloro-2-methylnicotinic acid

Also known as: 6-Chloro-2-methyl-3-pyridinecarboxylic acid, 6-Chloro-2-methylpyridine-3-carboxylic acid, 3-PYRIDINECARBOXYLIC ACID, 6-CHLORO-2-METHYL-, 6-CHLORO-2-METHYLPYRIDINE-3-CARBOXYLIC ACID

6-Chloro-2-methylnicotinic acid (CAS 137129-98-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H6ClNO2 and a molecular weight of 171.58100 g/mol. Key properties include a boiling point of 321.964ºC at 760 mmHg, a density of 1.39g/cm3 and a flash point of 148.518ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
137129-98-7
Jingsj CID
J-1069439-0
Molecular Formula
C7H6ClNO2
Molecular Weight
171.58100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point321.964ºC at 760 mmHg
Density1.39g/cm3
Flash Point148.518ºC
Exact Mass171.00900
PSA50.19000
LogP1.74160
Vapor Pressure0mmHg at 25°C
Refractive Index1.579
Storage Conditions2-8°C

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 6-Chloro-2-methylnicotinic acid?

The CAS number of 6-Chloro-2-methylnicotinic acid is 137129-98-7.

What are the molecular formula and molecular weight of 6-Chloro-2-methylnicotinic acid?

6-Chloro-2-methylnicotinic acid has molecular formula C7H6ClNO2 and molecular weight 171.58100 g/mol.

What are the upstream and downstream products of 6-Chloro-2-methylnicotinic acid?

For 6-Chloro-2-methylnicotinic acid, Upstream Products: Ethyl 6-chloro-2-methylnicotinate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "6-Chloro-2-methylnicotinic acid (CAS 137129-98-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1069439-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.