(S)-(−)-α-Methylbenzyl isocyanide
(S)-(−)-α-Methylbenzyl isocyanide, a chiral organic compound with CAS number 21872-32-2 and molecular formula C6H5CH(CH3)NC, is supplied by Tech Serve Solutions. With a molecular weight of 131.17 g/mol, this isocyanide derivative plays a role as a valuable building block in asymmetric synthesis and general chemical research. It is recognised for its utility in creating complex chiral molecules, contributing to advancements in various fields of organic chemistry.

Asymmetric Synthesis
Utilised as a chiral building block in asymmetric synthesis to construct enantiomerically enriched compounds. Its unique structure facilitates stereoselective reactions.
Organic Synthesis Intermediate
Serves as a versatile intermediate in the synthesis of complex organic molecules. The isocyanide functional group allows for various coupling and cyclisation reactions.
Chiral Reagent
Employed as a chiral reagent in stereoselective transformations, enabling the introduction of chirality into target molecules.
| Molecular weight | 131.17 |
|---|---|
| Linear formula | C6H5CH(CH3)NC |
| Assay | 96% |
| Boiling point | 220 °C(lit.) |
| Density | 0.97 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.506(lit.) |
| Optical activity | [α]20/D −35°, neat |
| Storage temperature | 2-8°C |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- 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 | 89 °C / 192.2 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 23-26-27-28 |
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 (S)-(−)-α-Methylbenzyl isocyanide used for?
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This compound is primarily used in asymmetric synthesis and as a versatile intermediate in organic synthesis. It functions as a chiral building block and reagent for stereoselective transformations.
What is the CAS number and molecular formula?
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The CAS number for (S)-(−)-α-Methylbenzyl isocyanide is 21872-32-2, and its molecular formula is C6H5CH(CH3)NC.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-(−)-α-Methylbenzyl isocyanide with an assay of 96%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should (S)-(−)-α-Methylbenzyl isocyanide be handled safely?
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Handling requires caution due to its hazardous nature. Refer to the safety data sheet for comprehensive information. It is classified under GHS07 with a Warning signal word, indicating potential harm if swallowed, in contact with skin, or if inhaled, and causes skin and eye irritation. Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, is essential.
Is (S)-(−)-α-Methylbenzyl isocyanide suitable for international export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. (S)-(−)-α-Methylbenzyl isocyanide can be packed and shipped internationally according to relevant regulations.
How can I request a sample or quote for (S)-(−)-α-Methylbenzyl isocyanide?
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To request a sample or a quotation, please contact our sales department through the website or by calling our dedicated customer service line. Provide the product name and CAS number for prompt assistance.
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