D-Galactal

CAS 21193-75-9C6H10O4Chemical Synthesis

D-Galactal (CAS: 21193-75-9, C6H10O4) is a versatile carbohydrate derivative with a molecular weight of 146.14 g/mol. This compound serves as a crucial building block in synthetic organic chemistry, particularly for the construction of complex oligosaccharide structures. Its utility extends to both solution-phase and solid-phase synthesis, making it an indispensable reagent for researchers in carbohydrate chemistry and chemical biology.

IUPAC: 1,5-Anhydro-2-deoxy-D-lyxo-hex-1-enitol

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D-Galactal (C6H10O4) — chemical structure, CAS 21193-75-9; Chemistry, fine chemical supplied by Tech Serve Solutions

Carbohydrate ChemistryCarbohydrate DerivativesChemical BiologyChemical Synthesis

01 /Applications

Oligosaccharide Synthesis

D-Galactal is a key intermediate for synthesizing oligosaccharides. It can be employed in both solution-phase and solid-phase methodologies, facilitating the construction of complex carbohydrate chains.

Carbohydrate Chemistry Research

As a derivative of galactose, D-Galactal is valuable in research exploring carbohydrate structures and their biological roles. Its unique enol ether functionality allows for selective chemical transformations.

Chemical Biology Studies

The compound is utilized in chemical biology for creating modified carbohydrates that can be used as probes or tools to study biological processes involving glycans.

Synthetic Intermediate

D-Galactal acts as a foundational component in multi-step organic syntheses, enabling the introduction of specific carbohydrate motifs into target molecules.

02 /Properties

Molecular weight	146.14
Empirical formula	C6H10O4
Assay	95%
Optical activity	[α]22/D −21.5°, c = 1.2 in methanol
Storage temperature	2-8°C
Application	Important building block for both solution- and solid-phase synthesis of oligosaccharides.1
Melting point	99-103 °C(lit.)

03 /Safety & handling

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

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.

04 /Identifiers & registry

CAS number

21193-75-9

MDL number

MFCD00038067

Beilstein registry

81690

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 D-Galactal used for?

D-Galactal is primarily used as an important building block for the solution- and solid-phase synthesis of oligosaccharides.

What is the CAS number and formula for D-Galactal?

The CAS number for D-Galactal is 21193-75-9, and its empirical formula is C6H10O4.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies D-Galactal with an assay of 95%. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.

How should D-Galactal be handled and stored?

D-Galactal is classified with GHS07 hazard symbols, indicating it is a warning substance. It is recommended to avoid inhalation (dust mask type N95), and protect eyes (eyeshields) and skin (gloves). Store at 2-8°C.