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Sodium difluoromethanesulfinate

Sodium difluoromethanesulfinate

CAS Number: 275818-95-6

Molecular Formula: CHF2NaO2S

About Sodium difluoromethanesulfinate

Sodium difluoromethanesulfinate (CAS 275818-95-6) serves as a critical fluoroalkylating reagent in the domestic synthesis of advanced pharmaceutical intermediates, where the growing demand for metabolic stability in drug design has positioned it as a high purity fine chemical of choice for US-based CDMOs. Difluoromethy...

Sodium difluoromethanesulfinate Specifications

CAS Number

275818-95-6

Molecular Formula

CHF2NaO2S

Molecular Weight

138.07 g/mol

IUPAC Name

Sodium difluoromethanesulfinate

Canonical SMILES

C(F)(F)S(=O)[O-].[Na+]

InChI Key

WRYSLFYACKIPNN-UHFFFAOYSA-M

PubChem CID

89601526

CAS Number

275818-95-6

Molecular Formula

CHF2NaO2S

Molecular Weight

138.07 g/mol

IUPAC Name

Sodium difluoromethanesulfinate

Canonical SMILES

C(F)(F)S(=O)[O-].[Na+]

InChI Key

WRYSLFYACKIPNN-UHFFFAOYSA-M

PubChem CID

89601526

Molecular Weight

138.07 g/mol

Physical appearance

Off-white to light brown solid

Fluorination Reagent

An efficient sulfinate salt used as a radical fluoroalkylating agent for the difluoromethylation of various aryls, aryl boronic acids, alkenes, and alkynes

Synthetic Building Block

A versatile fluorinated building block employed in the synthesis of pharmaceuticals, agrochemicals, and materials science for the incorporation of the difluoromethyl (CF2H) group

Pharmaceutical and Agrochemical Intermediate

A critical reagent for late-stage functionalization and the preparation of bioactive molecules, where the CF2H group serves as a lipophilic bioisostere for alcohols, thiols, or amines.

Sodium difluoromethanesulfinate FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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