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5-Methyl-2-pyridinesulfonamide

Also known as: 5-METHYLPYRIDINE-2-SULFONAMIDE, 5-Methylpyridine-2-sulphonamide, 2-Pyridinesulfonamide, 5-methyl-, 5-Methylpyridine-2-sulfonamide, p-methyl-2-pyridinylsulfonylamide

5-Methyl-2-pyridinesulfonamide (CAS 65938-77-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O2S and a molecular weight of 172.205 g/mol. Key properties include a melting point of 127-132 °C, a boiling point of 361.3±44.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 172.3±28.4 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
65938-77-4
Jingsj CID
J-1018456-2
Molecular Formula
C6H8N2O2S
Molecular Weight
172.205 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point127-132 °C
Boiling Point361.3±44.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point172.3±28.4 °C
Exact Mass172.030655
PSA81.43000
LogP-0.30
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.564
Storage Conditions2-8°C

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2935009090
Summary2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

Frequently Asked Questions

What is the CAS number of 5-Methyl-2-pyridinesulfonamide?

The CAS number of 5-Methyl-2-pyridinesulfonamide is 65938-77-4.

What are the molecular formula and molecular weight of 5-Methyl-2-pyridinesulfonamide?

5-Methyl-2-pyridinesulfonamide has molecular formula C6H8N2O2S and molecular weight 172.205 g/mol.

Is 5-Methyl-2-pyridinesulfonamide hazardous?

5-Methyl-2-pyridinesulfonamide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 5-Methyl-2-pyridinesulfonamide?

For 5-Methyl-2-pyridinesulfonamide, Upstream Products: Aqueous ammonia, 5-Methylpyridine-2(1H)-thione, 2-Bromo-5-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. "5-Methyl-2-pyridinesulfonamide (CAS 65938-77-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1018456-2 (accessed 2026-11-09).

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