4-O-Benzyl-D-galactal
4-O-Benzyl-D-galactal (CAS: 157380-76-2), with the molecular formula C13H16O4 and a molecular weight of 236.26 g/mol, is a valuable carbohydrate derivative. It serves as a key intermediate in complex organic synthesis, particularly within carbohydrate chemistry and the development of new chemical entities. Its specific structure makes it a useful building block for researchers in chemical biology and medicinal chemistry.

Intermediate in Organic Synthesis
This compound is primarily utilised as a versatile intermediate in multi-step organic synthesis pathways. Its protected hydroxyl group allows for selective reactions at other positions on the galactose scaffold.
Carbohydrate Chemistry Research
It is employed in academic and industrial research settings focused on the synthesis and modification of complex carbohydrates. This includes the creation of novel glycoconjugates and oligosaccharides for various biological studies.
Chemical Biology Applications
Researchers in chemical biology may use 4-O-Benzyl-D-galactal to synthesise probes or modified sugars for investigating biological pathways and molecular interactions involving carbohydrates.
| Molecular weight | 236.26 |
|---|---|
| Empirical formula | C13H16O4 |
| Assay | 97% |
| Optical activity | [α]20/D −22°, c = 1 in chloroform |
| Melting point | 101-103 °C(lit.) |
| 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.
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 4-O-Benzyl-D-galactal used for?
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4-O-Benzyl-D-galactal is used as an intermediate in organic synthesis, particularly within carbohydrate chemistry, chemical biology, and for the synthesis of complex carbohydrate derivatives.
What is the CAS number and chemical formula for 4-O-Benzyl-D-galactal?
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The CAS number is 157380-76-2, and the empirical formula is C13H16O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-O-Benzyl-D-galactal with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4-O-Benzyl-D-galactal be handled?
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When handling, ensure the use of eyeshields and gloves. A respirator filter of type N95 (US) or P1 (EN143) is recommended. The compound has a WGK Germany rating of 3, indicating it is hazardous to water.
Is 4-O-Benzyl-D-galactal available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-O-Benzyl-D-galactal.
How can I request a quote or sample?
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Please contact our sales team via our website to request a quote or a sample of 4-O-Benzyl-D-galactal.
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