(+)-1,4-Di-O-benzyl-D-threitol

CAS 91604-41-0C18H22O4Chemical Synthesis

(+)-1,4-Di-O-benzyl-D-threitol (CAS: 91604-41-0), a chiral carbohydrate derivative with the molecular formula C18H22O4, is a valuable building block in organic synthesis. Its structure, featuring protected diol functionalities, makes it ideal for stereoselective reactions and the construction of complex molecules. Commonly employed in carbohydrate chemistry and chemical synthesis, this compound serves as a versatile intermediate.

IUPAC: (2R,3R)-(+)-1,4-Bis(benzyloxy)-2,3-butanediol
Synonyms: (2R,3R)-(+)-1,4-Bis(benzyloxy)-2,3-butanediol

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(+)-1,4-Di-O-benzyl-D-threitol (C18H22O4) — chemical structure, CAS 91604-41-0; Chemistry, fine chemical supplied by Tech Serve Solutions

Carbohydrate ChemistryCarbohydrate DerivativesChemical BiologyChemical Synthesis

01 /Applications

Chiral Building Block in Organic Synthesis

Utilised as a stereodefined starting material for the synthesis of complex chiral molecules, including natural products and pharmaceuticals. The benzyl protecting groups allow for selective manipulation of the molecule's core structure.

Intermediate in Carbohydrate Chemistry

Serves as a key intermediate in the synthesis and modification of carbohydrate structures. Its protected diol functionality facilitates regioselective reactions and the creation of novel glycosides.

Precursor for Ligand Synthesis

Can be employed in the development of chiral ligands for asymmetric catalysis. The inherent chirality and functional groups are amenable to modification for specific catalytic applications.

02 /Properties

Molecular weight	302.36
Empirical formula	C18H22O4
Assay	≥97.0% (TLC)
Grade	purum
Optical activity	[α]20/D +6.0±0.5°, c = 5% in chloroform
Melting point	55-58 °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

91604-41-0

MDL number

MFCD00077722

PubChem substance

24860542

Beilstein registry

3557415

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 (+)-1,4-Di-O-benzyl-D-threitol used for?

(+)-1,4-Di-O-benzyl-D-threitol is used as a chiral building block in organic synthesis, particularly in carbohydrate chemistry and for the preparation of complex molecules and ligands.

What is the CAS number and molecular formula for (+)-1,4-Di-O-benzyl-D-threitol?

The CAS number is 91604-41-0 and the empirical formula is C18H22O4.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies (+)-1,4-Di-O-benzyl-D-threitol with a purity of ≥97.0% (TLC), graded as purum. We do not represent this product as USP, BP, or EP grade.

How should (+)-1,4-Di-O-benzyl-D-threitol be handled safely?

Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. This compound is classified with WGK 2 in Germany, indicating it is hazardous to water.

How is (+)-1,4-Di-O-benzyl-D-threitol packed, shipped, and exported?

As a global supplier, Tech Serve Solutions exports (+)-1,4-Di-O-benzyl-D-threitol worldwide, adhering to all relevant shipping and customs regulations for chemical products.