2-bromopyridin-3-yl trifluoromethanesulfonate

Also known as: 2-Bromo-3-pyridyl triflate, 2-Bromo-3-pyridyl trifluoromethanesulfonate, 2-bromo-3-pyridyl trifluoromethanesulfonate, Methanesulfonic acid, 1,1,1-trifluoro-, 2-bromo-3-pyridinyl ester, 2-bromopyridin-3-yl trifluoromethanesulfonate

2-bromopyridin-3-yl trifluoromethanesulfonate (CAS 157373-97-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3BrF3NO3S and a molecular weight of 306.057 g/mol. Key properties include a boiling point of 319.4±42.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 147.0±27.9 °C. It is classified under GHS with signal word Danger and hazard statements H300, 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.: 157373-97-2
Jingsj CID: J-18119-1
Molecular Formula: C₆H₃BrF₃NO₃S
Molecular Weight: 306.057 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	319.4±42.0 °C at 760 mmHg
Density	1.9±0.1 g/cm3
Flash Point	147.0±27.9 °C
Exact Mass	304.896912
PSA	64.64000
LogP	2.48
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.509

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

H300
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 2-bromopyridin-3-yl trifluoromethanesulfonate?

The CAS number of 2-bromopyridin-3-yl trifluoromethanesulfonate is 157373-97-2.

What are the molecular formula and molecular weight of 2-bromopyridin-3-yl trifluoromethanesulfonate?

2-bromopyridin-3-yl trifluoromethanesulfonate has molecular formula C6H3BrF3NO3S and molecular weight 306.057 g/mol.

Is 2-bromopyridin-3-yl trifluoromethanesulfonate hazardous?

2-bromopyridin-3-yl trifluoromethanesulfonate has GHS signal word Danger and hazard statements H300; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

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. "2-bromopyridin-3-yl trifluoromethanesulfonate (CAS 157373-97-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18119-1 (accessed 2026-11-09).

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