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3-Amino-2-chloro-4-methylpyridine

Also known as: 2-Chloro-4-methylpyridin-3-amine, 2-Chloro-3-amino-4-picoline, 3-Amino-2-chloro-4-picoline, 2-Chloro-4-methyl-3-pyridinamine, 2-Chloro-4-methyl-pyridin-3-ylamine, 2-chloro-4-methylpyridin-3-amine, 3-Pyridinamine, 2-chloro-4-methyl-, MFCD00673152, ASINEX-REAG BAS 13794917, TIMTEC-BB SBB010194

3-Amino-2-chloro-4-methylpyridine (CAS 133627-45-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7ClN2 and a molecular weight of 142.586 g/mol. Key properties include a melting point of 61-64°C, a boiling point of 283.3±35.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 125.2±25.9 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
133627-45-9
Jingsj CID
J-2821-7
Molecular Formula
C6H7ClN2
Molecular Weight
142.586 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point61-64°C
Boiling Point283.3±35.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point125.2±25.9 °C
Exact Mass142.029770
PSA38.91000
LogP1.49
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.592

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

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 3-Amino-2-chloro-4-methylpyridine?

The CAS number of 3-Amino-2-chloro-4-methylpyridine is 133627-45-9.

What are the molecular formula and molecular weight of 3-Amino-2-chloro-4-methylpyridine?

3-Amino-2-chloro-4-methylpyridine has molecular formula C6H7ClN2 and molecular weight 142.586 g/mol.

Is 3-Amino-2-chloro-4-methylpyridine hazardous?

3-Amino-2-chloro-4-methylpyridine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of 3-Amino-2-chloro-4-methylpyridine?

For 3-Amino-2-chloro-4-methylpyridine, Upstream Products: 2-chloro-4-methylnicotinamide, 3-Amino-4-methylpyridine, 2-Chloro-4-methyl-3-nitropyridine; Downstream Products: 2-Chloro-3-bromo-4-methylpyridine, 7-Chloro-1H-pyrazolo[3,4-c]pyridine, 3-Bromo-2-methoxy-4-methylpyridine.

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

Last updated:

How to cite: Jingsj. "3-Amino-2-chloro-4-methylpyridine (CAS 133627-45-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2821-7 (accessed 2026-11-09).

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