6-(4-(Methylsulfonyl)phenyl)picolinaldehyde

Also known as: 6-(4-(methylsulfonyl)phenyl)-2-pyridinecarboxaldehyde, 2-Pyridinecarboxaldehyde, 6-[4-(methylsulfonyl)phenyl]-, 6-(4-methylsulfonylphenyl)pyridine-2-carbaldehyde, 6-[4-(Methylsulfonyl)phenyl]-2-pyridinecarboxaldehyde

6-(4-(Methylsulfonyl)phenyl)picolinaldehyde (CAS 834884-84-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H11NO3S and a molecular weight of 261.29600 g/mol. Key properties include a melting point of 166-170ºC, a boiling point of 477.3ºC at 760 mmHg, a density of 1.297g/cm3 and a flash point of 242.5ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 834884-84-3
Jingsj CID: J-1043628-9
Molecular Formula: C₁₃H₁₁NO₃S
Molecular Weight: 261.29600 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	166-170ºC
Boiling Point	477.3ºC at 760 mmHg
Density	1.297g/cm3
Flash Point	242.5ºC
Exact Mass	261.04600
PSA	72.48000
LogP	3.04540
Refractive Index	1.586

GHS Safety & Compliance

IrritantSignal word: Warning

H302 — Harmful if swallowed
H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. 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-(4-(Methylsulfonyl)phenyl)picolinaldehyde?

The CAS number of 6-(4-(Methylsulfonyl)phenyl)picolinaldehyde is 834884-84-3.

What are the molecular formula and molecular weight of 6-(4-(Methylsulfonyl)phenyl)picolinaldehyde?

6-(4-(Methylsulfonyl)phenyl)picolinaldehyde has molecular formula C13H11NO3S and molecular weight 261.29600 g/mol.

Is 6-(4-(Methylsulfonyl)phenyl)picolinaldehyde hazardous?

6-(4-(Methylsulfonyl)phenyl)picolinaldehyde has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 6-(4-(Methylsulfonyl)phenyl)picolinaldehyde?

For 6-(4-(Methylsulfonyl)phenyl)picolinaldehyde, Upstream Products: 6-Bromopyridine-2-carbaldehyde, 4-(Methylsulfonyl)phenylboronic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "6-(4-(Methylsulfonyl)phenyl)picolinaldehyde (CAS 834884-84-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1043628-9 (accessed 2026-11-09).

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