(R)-(+)-4-(2-Chlorophenyl)-2-hydroxy-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide
(R)-(+)-4-(2-Chlorophenyl)-2-hydroxy-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide (CAS 98674-87-4), a chiral organophosphate, is supplied by Tech Serve Solutions for use in chemical synthesis. With the molecular formula C11H14ClO4P and a molecular weight of 276.65 g/mol, this compound serves as a valuable building block in asymmetric synthesis. It is offered at a minimum purity of 97% and requires storage at 2-8°C to maintain its integrity.
- Synonyms
- 2-dioxaphosphorinane 2-oxide98674-87-4C11H14ClO4P

Chiral Building Block
This enantiomerically pure compound is ideal for constructing complex chiral molecules in pharmaceutical and fine chemical research.
Asymmetric Synthesis
Utilised as a reagent or intermediate in stereoselective reactions to introduce specific chirality into target structures.
Organic Synthesis
Serves as a versatile precursor in various organic transformations, leveraging its unique phosphorinane oxide structure.
| Molecular weight | 276.65 |
|---|---|
| Empirical formula | C11H14ClO4P |
| Assay | 97% |
| Optical activity | [α]22/D +46°, c = 1 in methanol |
| Storage temperature | 2-8°C |
| Melting point | 228-234 °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 (R)-(+)-4-(2-Chlorophenyl)-2-hydroxy-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide used for?
+
(R)-(+)-4-(2-Chlorophenyl)-2-hydroxy-5,5-dimethyl-1,3,2-dioxaphosphorinane 2-oxide is primarily used as a chiral building block and reagent in asymmetric synthesis and general organic chemical synthesis.
What is the CAS number and chemical formula?
+
The CAS number is 98674-87-4, and the empirical formula (Hill notation) is C11H14ClO4P.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies this chemical with a minimum assay of 97%. We do not represent this product as meeting pharmacopoeia standards such as USP, BP, or EP unless explicitly stated in the product specifications.
How should this chemical be handled safely?
+
This compound is a Warning substance, classified with hazards H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, in a well-ventilated area. Avoid breathing dust.
How is this product packed, shipped, and exported?
+
This chemical is carefully packed according to international shipping regulations and is available for global export by Tech Serve Solutions.
How can I request a sample or quote for this product?
+
To request a sample or a quotation, please contact our sales team through the website or by calling our customer service line. Please reference the product name and CAS number (98674-87-4).
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis