2-Butanone oxime
2-Butanone oxime (CAS: 96-29-7), with the molecular formula C4H9NO, is an organic compound widely utilised as a chemical intermediate. It serves as a crucial building block in various synthetic processes, particularly in the production of nitrogen-containing compounds. Its unique chemical structure makes it valuable in organic synthesis, and it is supplied by TSS with a purity of 99%.
- IUPAC
- Methyl ethyl ketoxime

Chemical Synthesis Intermediate
2-Butanone oxime is employed as a versatile intermediate in organic synthesis. Its functional group allows for diverse chemical transformations, making it valuable in the creation of more complex molecules.
Building Block for Nitrogen Compounds
This oxime serves as a key building block in the synthesis of various nitrogen-containing organic compounds. Its incorporation is essential for introducing nitrogen into target molecules in multi-step syntheses.
Organic Synthesis Applications
Due to its reactivity and structural characteristics, 2-Butanone oxime finds application in specialised areas of organic synthesis where precise molecular construction is required.
| Molecular weight | 87.12 |
|---|---|
| Linear formula | C2H5C(=NOH)CH3 |
| Assay | 99% |
| Boiling point | 59-60 °C/15 mmHg(lit.) |
| Density | 0.924 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.442(lit.) |
| Solubility | water: soluble100 g/L at 25 °C |
| Vapour pressure | <8 mmHg (20 °C) |
| Vapour density | 3 (vs air) |



Hazard statements
- H312Harmful in contact with skin
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
- H351Suspected of causing cancer
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 61 °C / 141.8 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 21-40-41-43 |
| Safety statements (S) | 13-23-26-36/37/39 |
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 2-Butanone oxime used for?
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2-Butanone oxime (CAS: 96-29-7) is primarily used as a chemical intermediate and a building block in organic synthesis, particularly for creating nitrogen-containing compounds.
What is the CAS number and chemical formula for 2-Butanone oxime?
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The CAS number for 2-Butanone oxime is 96-29-7, and its chemical formula is C4H9NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Butanone oxime with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
How should 2-Butanone oxime be handled safely?
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2-Butanone oxime is classified as dangerous. It can cause severe eye damage and skin irritation, and may cause an allergic skin reaction and is suspected of causing cancer (H312, H317, H318, H351). Always use appropriate personal protective equipment, including eyeshields, faceshields, and protective gloves. Ensure adequate ventilation or use a suitable respirator.
How is 2-Butanone oxime shipped and exported?
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2-Butanone oxime is shipped and exported according to international regulations for hazardous materials. It is classified under UN 1993, Class 3, Packing Group III.
How can I request a sample or quote for 2-Butanone oxime?
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To request a sample or a quote for 2-Butanone oxime, please contact our sales department through the website or by phone, providing your specific requirements.
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