(−)-(1R)-Menthyl (S)-p-toluenesulfinate

CAS 1517-82-4C17H26O2SChemical Synthesis

(−)-(1R)-Menthyl (S)-p-toluenesulfinate (CAS: 1517-82-4) is a chiral sulfinate compound with the molecular formula C17H26O2S and a molecular weight of 294.45 g/mol. This optically active compound, with a characteristic optical rotation, serves as a valuable building block in organic synthesis. It is primarily utilised in asymmetric synthesis to introduce chirality into target molecules, contributing to the development of complex organic structures.

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(−)-(1R)-Menthyl (S)-p-toluenesulfinate (C17H26O2S) — chemical structure, CAS 1517-82-4; Chemistry, fine chemical supplied by Tech Serve Solutions

Asymmetric SynthesisChemical SynthesisChiral Building BlocksOrganic Building BlocksSulfonates/Sulfinates

01 /Applications

Chiral Auxiliary in Asymmetric Synthesis

This sulfinate derivative functions as a chiral auxiliary, enabling stereoselective transformations. Its use allows for the controlled creation of enantiomerically enriched products, which is critical in pharmaceutical and fine chemical development.

Organic Building Block

As an organic building block, it can be incorporated into various synthetic pathways. Its defined stereochemistry makes it useful for constructing complex chiral molecules with specific spatial arrangements.

Reagent for Sulfonylation

It can act as a reagent in reactions involving the transfer of a p-toluenesulfinyl group. This functionality is applicable in the synthesis of diverse organic sulfur compounds.

02 /Properties

Molecular weight	294.45
Empirical formula	C17H26O2S
Assay	≥98.0% (sum of enantiomers, HPLC)
Optical activity	[α]20/D −197±7°, c = 2% in acetone
Storage temperature	−20°C
Melting point	99-104 °C

03 /Safety & handling

Protective equipment	Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)	3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

1517-82-4

MDL number

MFCD00010192

Beilstein registry

3207468

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is (−)-(1R)-Menthyl (S)-p-toluenesulfinate used for?

(−)-(1R)-Menthyl (S)-p-toluenesulfinate is primarily used as a chiral auxiliary in asymmetric synthesis and as an organic building block for constructing complex chiral molecules.

What is the CAS number and formula for this compound?

The CAS number is 1517-82-4, and the molecular formula is C17H26O2S.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies (−)-(1R)-Menthyl (S)-p-toluenesulfinate with an assay of ≥98.0% (sum of enantiomers, HPLC). This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or pharmacopoeia grade.

What are the safety and handling requirements for this chemical?

Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The substance is classified under WGK 2 (Germany), indicating potential environmental hazards.

How is (−)-(1R)-Menthyl (S)-p-toluenesulfinate packaged, shipped, and exported?

This product is carefully packaged to ensure stability during transport and is exported globally by Tech Serve Solutions in compliance with all relevant shipping regulations.

How can I request a sample or quote?

To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone, providing the product name and CAS number.