O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine
O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine (CAS 6723-30-4), with the molecular formula C5H11NO2 and a molar mass of 117.15 g/mol, is a valuable heterocyclic building block. It serves as an effective oximation reagent in complex organic synthesis. This compound is integral for researchers and chemists engaged in the development of novel pharmaceutical intermediates and fine chemicals, particularly within the pyran class of compounds.

Oximation Reagent
O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine functions as an oximation reagent. It is employed in the synthesis of complex molecules, notably in the creation of marine alkaloids exhibiting significant inhibitory activity against mycothiol S-conjugate amidase.
Synthesis of Pharmaceutical Intermediates
This compound is a key intermediate in organic synthesis, facilitating the construction of advanced molecular architectures. Its utility is particularly noted in the pathways leading to biologically active compounds.
Heterocyclic Chemistry
As a pyran derivative, it is an important building block for chemists working in heterocyclic chemistry. It enables the introduction of specific functional groups and structural motifs into target molecules.
| Molecular weight | 117.15 |
|---|---|
| Empirical formula | C5H11NO2 |
| Assay | 96% |
| Boiling point | 81 °C/20 mmHg(lit.) |
| Application | Used as an oximation reagent in the synthesis of a marine alkaloid which shows significant inhibitory activity against mycothiol S-conjugate amidase.1 |
| Melting point | 34-37 °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 |
|---|---|
| Flash point | 82 °C / 179.6 °F |
| 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 O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine used for?
+
O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine is used as an oximation reagent in organic synthesis, particularly in the preparation of marine alkaloids with inhibitory activity against mycothiol S-conjugate amidase.
What are the CAS number and formula for O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine?
+
The CAS number is 6723-30-4 and the empirical formula is C5H11NO2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine with an assay of 96%. We do not represent this product as USP, BP, or EP grade.
How should O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine be handled safely?
+
Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation, as it may cause respiratory irritation. Avoid contact with skin and eyes. Refer to the Safety Data Sheet for comprehensive handling instructions.
How is this chemical shipped and exported?
+
Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. We adhere to all regulations for the safe packaging, shipping, and export of O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine worldwide.
How can I request a sample or quote for O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine?
+
Please contact our sales department through the website to request a sample or a quotation for O-(Tetrahydro-2H-pyran-2-yl)hydroxylamine.
▶ 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