1-Hydroxy-3-(isothiocyanato)-1,1,3,3-tetrabutyldistannoxane dimer
1-Hydroxy-3-(isothiocyanato)-1,1,3,3-tetrabutyldistannoxane dimer (CAS: 27515-11-3) is an organotin compound with the linear formula (C17H37NO2SSn2)2 and a molecular weight of 1113.93 g/mol. This dimer serves as an effective catalyst, particularly noted for its application in esterification reactions within chemical synthesis. Tech Serve Solutions supplies this compound at a purity of 97% for research and industrial applications.
- Synonyms
- 3-tetrabutyldistannoxane dimer, 27515-11-3

Catalyst for Esterification
This distannoxane dimer functions as a highly effective catalyst in esterification processes. Its specific chemical structure facilitates the formation of ester bonds, crucial in organic synthesis and the production of various chemical compounds.
Organic Synthesis Reagent
As a versatile organotin compound, it is employed in diverse organic synthesis pathways. Its utility extends beyond esterification, contributing to the creation of complex molecules in research and development settings.
Inorganic Chemistry Applications
Belonging to the field of inorganic chemistry, this compound can be utilised in studies involving tin-based chemistry. Its dimeric structure offers unique properties for investigational purposes.
| Molecular weight | 1113.93 |
|---|---|
| Linear formula | (C17H37NO2SSn2)2 |
| Assay | 97% |
| Application | Catalyst for esterification |
| Melting point | 136-151 °C |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 1-Hydroxy-3-(isothiocyanato)-1,1,3,3-tetrabutyldistannoxane dimer used for?
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This compound is primarily used as a catalyst for esterification reactions and in general organic synthesis.
What are the CAS number and formula for this compound?
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The CAS number is 27515-11-3 and the linear formula is (C17H37NO2SSn2)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 97%. We do not represent it as USP, BP, or EP grade.
How should 1-Hydroxy-3-(isothiocyanato)-1,1,3,3-tetrabutyldistannoxane dimer be handled?
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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. It is classified as harmful if swallowed (H302).
Is this compound shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including this compound.
How can I request a sample or quote?
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Please contact our sales team via the website or direct email to request a sample or a formal quotation.
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