Dodecyl isocyanate
Dodecyl isocyanate (CAS: 4202-38-4), with the molecular formula CH3(CH2)11NCO and a molecular weight of 211.34, is a valuable organic building block. This isocyanate compound is primarily utilised in chemical synthesis, particularly in the preparation of carbodiimides and AZT analogues. Its reactive nature makes it a key intermediate for introducing the dodecyl group into various molecular structures.
Carbodiimide Synthesis
Dodecyl isocyanate serves as a precursor in the synthesis of carbodiimides. These reactions are foundational in organic chemistry for further synthetic elaborations.
AZT Analogue Preparation
This compound finds application in the preparation of AZT analogues. AZT is an important nucleoside analogue used in antiviral therapies, and derivatives are explored for various medicinal chemistry applications.
Organic Synthesis Intermediate
As a versatile building block, dodecyl isocyanate can be employed in a range of organic synthesis pathways requiring the introduction of a long alkyl chain with reactive isocyanate functionality.
| Molecular weight | 211.34 |
|---|---|
| Linear formula | CH3(CH2)11NCO |
| Assay | 99% |
| Boiling point | 157-161 °C/21 mmHg(lit.) |
| Density | 0.877 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.441(lit.) |
| Application | Uses include the synthesis of carbodiimides from phosphinimines in preparing AZT analogues.1 |
Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H318Causes serious eye damage
- 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 | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 2206 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38-41 |
| 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 Dodecyl isocyanate used for?
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Dodecyl isocyanate is used in chemical synthesis, including the preparation of carbodiimides and AZT analogues.
What is the CAS number and formula for Dodecyl isocyanate?
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The CAS number is 4202-38-4 and the molecular formula is CH3(CH2)11NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dodecyl isocyanate with a minimum purity of 99%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should Dodecyl isocyanate be handled safely?
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Dodecyl isocyanate is a Danger substance. It is harmful if swallowed, in contact with skin, and if inhaled. It causes skin irritation and serious eye damage, and may cause respiratory irritation. Always use appropriate personal protective equipment, including eyeshields, faceshields, gloves, and a suitable respirator. Ensure adequate ventilation.
How is Dodecyl isocyanate packed and shipped?
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Dodecyl isocyanate is typically packed in UN-approved containers suitable for hazardous materials and is shipped globally by Tech Serve Solutions in compliance with international regulations for hazardous goods.
How can I request a quote or sample for Dodecyl isocyanate?
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To request a quote or a sample, please contact our sales department via the website or by phone, providing your specific requirements and shipping details.
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