S,S-Dimethyl N-(2,2,2-trichloroethoxysulfonyl)carbonimidodithionate
S,S-Dimethyl N-(2,2,2-trichloroethoxysulfonyl)carbonimidodithionate (CAS 882739-46-0) is a chemical compound with the empirical formula C5H8Cl3NO3S3 and a molecular weight of 332.68 g/mol. This reagent is primarily utilised in organic synthesis, particularly as a key component in Rh-catalyzed guanidine formation reactions. Its specific chemical structure lends itself to facilitating complex bond formations within synthetic pathways. Tech Serve Solutions supplies this compound for research and development purposes.
- IUPAC
- [(2,2,2-Trichloroethoxy)sulfonyl)]-carbonimidodithionic acid dimethyl ester
- Synonyms
- [(2,2,2-Trichloroethoxy)sulfonyl)]-carbonimidodithionic acid dimethyl ester2-trichloroethoxysulfonyl)carbonimidodithionateC5H8Cl3NO3S3882739-46-0

Guanidine Formation
This compound serves as a crucial reagent in the synthesis of guanidines, particularly through rhodium-catalyzed processes. It enables the efficient formation of the guanidine functional group, which is prevalent in many biologically active molecules and pharmaceutical intermediates.
C-X Bond Formation
The chemical properties of S,S-Dimethyl N-(2,2,2-trichloroethoxysulfonyl)carbonimidodithionate allow it to participate in the formation of carbon-heteroatom bonds. This is relevant in both halogen and non-halogen bond-forming reactions within advanced chemical synthesis.
Synthetic Reagent
As a versatile synthetic reagent, it finds application in diverse chemical synthesis strategies. Its utility extends to various organic transformations requiring specific reactivity patterns for constructing complex molecular architectures.
| Molecular weight | 332.68 |
|---|---|
| Empirical formula | C5H8Cl3NO3S3 |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Application | Reagent for Rh-catalyzed guanidine formation.1 |
| Melting point | 69-73 °C |


Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34 |
| 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 S,S-Dimethyl N-(2,2,2-trichloroethoxysulfonyl)carbonimidodithionate used for?
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This compound is primarily used as a reagent for Rh-catalyzed guanidine formation and in C-X bond formation reactions within chemical synthesis.
What are the CAS number and formula for this compound?
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The CAS number is 882739-46-0, and the empirical formula is C5H8Cl3NO3S3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 97%. It is suitable for research and technical applications and is not represented as USP, BP, EP, or pharmaceutical grade.
What are the safety and handling considerations for this chemical?
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This compound is classified as Danger, indicated by GHS05 and GHS07 symbols. It is harmful if swallowed (H302) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection, is essential. Handle in a well-ventilated area and follow all safety precautions.
How is this chemical shipped and exported?
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This product is shipped and exported according to UN 3261 regulations, classified as 8 / PGII. Storage is recommended at 2-8°C.
How can I request a sample or a quote?
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To request a sample or obtain a quote, please contact the Tech Serve Solutions sales team through the website or by phone, providing the product name and CAS number.
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