Benzhydryl isothiocyanate
Benzhydryl isothiocyanate (CAS 3550-21-8) is an organic compound with the linear formula (C6H5)2CHNCS and a molecular weight of 225.31 g/mol. This sulfur-containing molecule serves as a valuable building block in chemical synthesis. Its isothiocyanate functional group makes it reactive and useful for introducing specific moieties in organic chemistry research and development, particularly within the realms of medicinal chemistry and materials science.

Organic Synthesis Intermediate
Benzhydryl isothiocyanate is utilised as a precursor in the synthesis of various heterocyclic compounds and complex organic molecules. Its reactive nature allows for efficient derivatization in multi-step synthetic pathways.
Medicinal Chemistry Research
This compound can be employed in the development of novel pharmaceutical agents. It serves as a scaffold for creating potential drug candidates due to the presence of the isothiocyanate group, known for its biological activity.
Materials Science
The reactivity of benzhydryl isothiocyanate lends itself to applications in materials science, such as the functionalization of polymers or surfaces. It can be used to incorporate specific properties into advanced materials.
| Molecular weight | 225.31 |
|---|---|
| Linear formula | (C6H5)2CHNCS |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 57-61 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H334May cause allergy or asthma symptoms 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
- P342
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38-42 |
| Safety statements (S) | 22-26-36 |
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 Benzhydryl isothiocyanate used for?
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Benzhydryl isothiocyanate (CAS 3550-21-8) is primarily used as a building block in organic synthesis and in medicinal chemistry research for developing new compounds and potential pharmaceutical agents.
What is the CAS number and formula for Benzhydryl isothiocyanate?
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The CAS number for Benzhydryl isothiocyanate is 3550-21-8, and its linear formula is (C6H5)2CHNCS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzhydryl isothiocyanate with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should Benzhydryl isothiocyanate be handled safely?
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Benzhydryl isothiocyanate is a danger to health; it is harmful if swallowed, in contact with skin, and if inhaled. It causes skin and serious eye irritation, and may cause respiratory irritation and allergy or asthma symptoms or breathing difficulties if inhaled. Appropriate personal protective equipment, including dust mask type N95 (US), eyeshields, faceshields, and gloves, must be worn.
Is Benzhydryl isothiocyanate available for international export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Benzhydryl isothiocyanate.
How can I request a quote or sample for Benzhydryl isothiocyanate?
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To request a quote or sample for Benzhydryl isothiocyanate, please contact our sales team through the website or by phone.
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