2,3,4,6-Tetra-O-pivaloyl-β-D-galactopyranosyl isothiocyanate
2,3,4,6-Tetra-O-pivaloyl-β-D-galactopyranosyl isothiocyanate (CAS 147948-52-5), with the empirical formula C27H43NO9S and a molecular weight of 557.70 g/mol, is a specialised carbohydrate derivative. This chiral compound serves as a valuable reagent in chemical synthesis and analytical applications. It is particularly useful in carbohydrate chemistry and for derivatization purposes, including in high-performance liquid chromatography (HPLC).
- Synonyms
- 6-Tetra-O-pivaloyl-β-D-galactopyranosyl isothiocyanate

Carbohydrate Synthesis
As a protected galactopyranosyl isothiocyanate, this compound is employed in synthetic strategies for the construction of complex carbohydrates and glycoconjugates. The pivaloyl protecting groups offer stability during various chemical transformations.
Analytical Derivatization
The isothiocyanate moiety allows for derivatization of analytes, enhancing their detectability and chromatographic separation. It is frequently used in conjunction with HPLC for the analysis of specific molecules.
Chemical Biology Research
This reagent can be utilised in chemical biology to probe or modify biological systems, particularly where carbohydrate structures are involved. Its chiral nature makes it suitable for stereoselective reactions.
| Molecular weight | 557.70 |
|---|---|
| Empirical formula | C27H43NO9S |
| Assay | ≥98% |
| Grade | Flukabrand™ ChiraSelect reagent |
| Optical activity | [α]20/D +6.5°, c = 1 in chloroform |
| Optical purity | ee: ≥99% (HPLC) |
| Melting point | 142-145 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is 2,3,4,6-Tetra-O-pivaloyl-β-D-galactopyranosyl isothiocyanate used for?
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This compound is used in chemical synthesis, particularly in carbohydrate chemistry, and as a derivatization reagent for analytical applications such as HPLC.
What is the CAS number and formula for this product?
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The CAS number is 147948-52-5 and the empirical formula is C27H43NO9S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product as a Flukabrand™ ChiraSelect reagent with an assay of ≥98% and optical purity of ee: ≥99% (HPLC). TSS does not represent this product as USP, BP, or EP grade.
How should 2,3,4,6-Tetra-O-pivaloyl-β-D-galactopyranosyl isothiocyanate be handled?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid breathing dust. It is a Warning substance that may cause skin, eye, and respiratory irritation (H315-H319-H335).
Is this product available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a quote or sample?
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Please contact our sales team through the website or by phone to request a quote or a sample of 2,3,4,6-Tetra-O-pivaloyl-β-D-galactopyranosyl isothiocyanate.
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