(R)-2-Acetoxy-3,3-dimethylbutyronitrile
(R)-2-Acetoxy-3,3-dimethylbutyronitrile (CAS: 126567-38-2) is a chiral building block with the molecular formula C8H13NO2 and a molecular weight of 155.19 g/mol. This organic nitrile is valuable in asymmetric synthesis and chemical manufacturing. Supplied by TSS, it is characterised by its optical activity and specific physical properties, facilitating its use in advanced chemical processes.
- IUPAC
- (R)-1-Cyano-2,2-dimethyl-1-propyl acetate
- Synonyms
- (R)-1-Cyano-2,2-dimethyl-1-propyl acetate

Chiral Building Block
Utilised as a chiral synthon in the preparation of enantiomerically pure compounds. Its specific stereochemistry makes it valuable in constructing complex molecules with defined spatial arrangements.
Asymmetric Synthesis
A key intermediate in asymmetric synthesis, enabling the stereoselective formation of new chiral centres. Its structure allows for controlled introduction of chirality into target molecules.
Organic Synthesis
Serves as a versatile reagent in general organic synthesis. The nitrile and acetate functionalities offer diverse reaction pathways for further chemical transformations.
| Molecular weight | 155.19 |
|---|---|
| Empirical formula | C8H13NO2 |
| Assay | ≥99.0% (sum of enantiomers, GC) |
| Density | 0.953 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.416 |
| Optical activity | [α]20/D +110±5°, c = 5% in chloroform |
| Application | Chiral building block |

Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H331Toxic if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 79 °C / 174.2 °F |
| Transport (UN / ADR) | UN 3276 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25 |
| Safety statements (S) | 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)-2-Acetoxy-3,3-dimethylbutyronitrile used for?
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(R)-2-Acetoxy-3,3-dimethylbutyronitrile is primarily used as a chiral building block in asymmetric synthesis and general organic chemical synthesis.
What are the CAS number and formula for this compound?
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The CAS number is 126567-38-2, and the empirical formula is C8H13NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (R)-2-Acetoxy-3,3-dimethylbutyronitrile with an assay of ≥99.0% (sum of enantiomers, GC). TSS does not represent this product as USP, BP, EP, or pharmaceutical grade.
How should (R)-2-Acetoxy-3,3-dimethylbutyronitrile be handled safely?
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This compound is classified as Danger, with hazards including toxicity if swallowed, in contact with skin, or if inhaled (H301-H311-H331). Strict adherence to safety protocols, including the use of appropriate personal protective equipment such as eyeshields, gloves, and a full-face respirator, is essential. Handle only in a well-ventilated area.
How is (R)-2-Acetoxy-3,3-dimethylbutyronitrile packed, shipped, and exported?
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Tech Serve Solutions packs, ships, and exports (R)-2-Acetoxy-3,3-dimethylbutyronitrile in compliance with all relevant international regulations for hazardous materials, including UN 3276, Class 6.1, Packing Group II.
How can I request a sample or quote?
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To request a sample or a quote for (R)-2-Acetoxy-3,3-dimethylbutyronitrile, please contact the Tech Serve Solutions sales team via our website or by phone.
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