(R)-N-(α-Methylbenzyl)hydroxylamine oxalate salt
(R)-N-(α-Methylbenzyl)hydroxylamine oxalate salt (CAS: 118743-81-0; Formula: C8H11NO · C2H2O4; MW: 227.21) is a chiral hydroxylamine derivative supplied by Tech Serve Solutions. This compound serves as a valuable building block in asymmetric synthesis, primarily utilised in organic chemistry for the construction of enantiomerically enriched molecules. Its oxalate salt form offers improved stability and handling characteristics for laboratory and industrial applications.
- IUPAC
- (αR)-N-Hydroxy-α-methyl-benzenemethanamine ethanedioate salt
- Synonyms
- (αR)-N-Hydroxy-α-methyl-benzenemethanamine ethanedioate salt

Asymmetric Synthesis
This chiral hydroxylamine derivative is a key intermediate in enantioselective synthesis, enabling the construction of stereodefined molecules crucial for pharmaceuticals and agrochemicals.
Chiral Building Block
Utilised as a versatile organic building block, it facilitates the introduction of chirality into complex molecular architectures.
Chemical Synthesis
Serves as a reagent in various organic transformations, contributing to the development of novel chemical entities and synthetic routes.
| Molecular weight | 227.21 |
|---|---|
| Empirical formula | C8H11NO · C2H2O4 |
| Assay | ≥96%≥96.0% (HPLC) |
| Optical purity | enantiomeric excess: ≥99.0% (HPLC) |


Hazard statements
- H301Toxic if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34 |
| Safety statements (S) | 26-36/37/39-45 |
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)-N-(α-Methylbenzyl)hydroxylamine oxalate salt used for?
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(R)-N-(α-Methylbenzyl)hydroxylamine oxalate salt is primarily used as a chiral building block in asymmetric synthesis and general chemical synthesis.
What are the CAS number and formula for this compound?
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The CAS number is 118743-81-0 and the empirical formula is C8H11NO · C2H2O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (R)-N-(α-Methylbenzyl)hydroxylamine oxalate salt with an assay of ≥96.0% (HPLC) and an enantiomeric excess of ≥99.0% (HPLC). TSS does not represent this product as USP, BP, or EP grade.
How should (R)-N-(α-Methylbenzyl)hydroxylamine oxalate salt be handled?
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This compound is classified as corrosive and toxic. Handling requires stringent safety measures including safety goggles, face shields, gloves, and appropriate respiratory protection (e.g., N100 respirator). Refer to the Safety Data Sheet for detailed handling instructions.
How is this chemical packed and shipped?
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Products are packed according to international regulations for hazardous materials. Tech Serve Solutions exports this chemical globally, adhering to all relevant shipping and customs requirements.
How can I request a quote or sample?
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Please contact our sales team via phone or email to request a quote or a sample of (R)-N-(α-Methylbenzyl)hydroxylamine oxalate salt.
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